CN106790234B - A kind of e-mail sending method, method of reseptance, first terminal and second terminal - Google Patents

A kind of e-mail sending method, method of reseptance, first terminal and second terminal Download PDF

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Publication number
CN106790234B
CN106790234B CN201710034894.XA CN201710034894A CN106790234B CN 106790234 B CN106790234 B CN 106790234B CN 201710034894 A CN201710034894 A CN 201710034894A CN 106790234 B CN106790234 B CN 106790234B
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certificate
targeted mails
mail
mailbox
public key
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CN106790234A (en
Inventor
郑宏锋
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
Vivo Mobile Communication Co Ltd Beijing Branch
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Priority to CN201710034894.XA priority Critical patent/CN106790234B/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/42—Mailbox-related aspects, e.g. synchronisation of mailboxes

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Information Transfer Between Computers (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

A kind of e-mail sending method of present invention offer, method of reseptance, first terminal and second terminal, this method may include：Obtain targeted mails to be sent；Addressee's certificate of the corresponding recipient mailbox of the targeted mails is obtained from the block chain obtained in advance；Obtain the public key of recipient mailbox described in addressee's certificate；Based on the public key, the targeted mails are encrypted；The encrypted targeted mails are sent to the recipient mailbox；Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, decrypts the targeted mails.Since mail is the public key encryption using addressee's mail in block chain, the private key of recipient mailbox can only be used to decrypt in this way, and the private key of recipient mailbox will not be transmitted in mail transmission process, to be spied upon during mail transmission, and then improve the security performance of mail.

Description

A kind of e-mail sending method, method of reseptance, first terminal and second terminal
Technical field
The present invention relates to field of communication technology more particularly to a kind of e-mail sending method, method of reseptance, first terminal and Two terminals.
Background technology
Mail is current important one of communication mode, and often transmits important data, so the safety of mail It can be perpetual object important in field of communication technology.At present in field of communication technology, Transport Layer Security is mainly used Mail is encrypted in (Transport Layer Security, TLS), is spied upon in transmission process to avoid mail.Its In, TLS is a kind of agreement, can be used for encrypting and safely transmits inbound and outbound mail.It helps to prevent mail server Between snoopery, when to make mail be transmitted between E-mail service keep privacy.But, in above-mentioned technology, Only when the both sides of receiving and dispatching mail use the E-mail service for supporting TLS, mail can be just encrypted.But in practical application And not all E-mail service all uses TLS, if TLS is not used there are a side in receiving and dispatching mail both sides, mail may It can be spied upon.As it can be seen that the security performance of mail is poor at present.
Invention content
A kind of e-mail sending method of offer of the embodiment of the present invention, method of reseptance, first terminal and second terminal, it is existing to solve During the sending and receiving of some mails, the problem that security performance is poor caused by mail is transmitted due to the use of TLS.
In a first aspect, the embodiment of the present invention provides e-mail sending method, including：
Obtain targeted mails to be sent；
Addressee's certificate of the corresponding recipient mailbox of the targeted mails is obtained from the block chain obtained in advance；
Obtain the public key of recipient mailbox described in addressee's certificate；
Based on the public key, the targeted mails are encrypted；
The encrypted targeted mails are sent to the recipient mailbox；
Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, decrypts the mesh Mark mail.
Second aspect, the embodiment of the present invention provide a kind of mail receiving method, including：
Receive the encrypted targeted mails that sender's mailbox is sent；
Based on the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, the targeted mails are decrypted；
Wherein, the encrypted targeted mails are the corresponding mail sending device of sender's mailbox of the targeted mails, Based on the public key of the recipient mailbox, the targeted mails are encrypted, and the public key of the recipient mailbox is institute State what mail sending device was obtained from the block chain obtained in advance.
The third aspect, the embodiment of the present invention provide first terminal, including：
Mail acquisition module, for obtaining targeted mails to be sent；
Addressee's certificate acquisition module, for obtaining the mail acquisition module acquisition from the block chain obtained in advance Addressee's certificate of the recipient mailbox of the targeted mails；
First public key acquisition module, for obtaining in addressee's certificate that addressee's certificate acquisition module obtains The public key of the recipient mailbox；
Encrypting module, for the public key that is obtained based on the first public key acquisition module, to the targeted mails into Row encryption；
Mail sending module, for sending the encrypted target postal of encrypting module to the recipient mailbox Part；
Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, decrypts the mesh Mark mail.
Fourth aspect, the embodiment of the present invention provide a kind of second terminal, including：
Mail reception module, the encrypted targeted mails for receiving the transmission of sender's mailbox；
Deciphering module decrypts institute for the private key based on the corresponding recipient mailbox of the targeted mails obtained in advance State the targeted mails of mail reception module reception；
Wherein, the encrypted targeted mails are the corresponding mail sending device of sender's mailbox of the targeted mails, Based on the public key of the recipient mailbox, the targeted mails are encrypted, and the public key of the recipient mailbox is institute State what mail sending device was obtained from the block chain obtained in advance.
In this way, in the embodiment of the present invention, targeted mails to be sent are obtained；Described in being obtained from the block chain obtained in advance Addressee's certificate of the corresponding recipient mailbox of targeted mails；Obtain the public affairs of recipient mailbox described in addressee's certificate Key；Based on the public key, the targeted mails are encrypted；The encrypted target postal is sent to the recipient mailbox Part；Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox decrypts the target postal Part.Since mail is can only to use the private key of recipient mailbox in this way using the public key encryption of addressee's mail in block chain Decryption, and the private key of recipient mailbox will not be transmitted in mail transmission process, thus will not during mail transmission It is spied upon, and then improves the security performance of mail.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, For those of ordinary skill in the art, without having to pay creative labor, it can also obtain according to these attached drawings Obtain other attached drawings.
Fig. 1 is the flow chart for the e-mail transmission method that first embodiment of the invention provides；
Fig. 2 is the flow chart for the e-mail transmission method that second embodiment of the invention provides；
Fig. 3 is the schematic diagram for the block chain that second embodiment of the invention provides；
Fig. 4 is the schematic diagram for the mailbox certificate granting that second embodiment of the invention provides；
Fig. 5 is the flow chart for the e-mail transmission method that third embodiment of the invention provides；
Fig. 6 is one of the structure chart for the mail sending device that fourth embodiment of the invention provides；
Fig. 7 is the structure chart of the encrypting module for the mail sending device that fourth embodiment of the invention provides；
Fig. 8 is the two of the structure chart for the mail sending device that fourth embodiment of the invention provides；
Fig. 9 is the three of the structure chart for the mail sending device that fourth embodiment of the invention provides；
Figure 10 is the four of the structure chart for the mail sending device that fourth embodiment of the invention provides；
Figure 11 is one of the structure chart for the mail reception equipment that fifth embodiment of the invention provides；
Figure 12 is the structure chart of the deciphering module for the mail reception equipment that fifth embodiment of the invention provides；
Figure 13 is the two of the structure chart for the mail reception equipment that fifth embodiment of the invention provides；
Figure 14 is the three of the structure chart for the mail reception equipment that fifth embodiment of the invention provides；
Figure 15 is the four of the structure chart for the mail reception equipment that fifth embodiment of the invention provides；
Figure 16 is the structure chart of the mail sending device of sixth embodiment of the invention application；
Figure 17 is the structure chart of the mail reception equipment of seventh embodiment of the invention application.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts Example, shall fall within the protection scope of the present invention.
First embodiment
It is the flow chart of e-mail sending method provided in an embodiment of the present invention referring to Fig. 1, Fig. 1, this method can be applied to First terminal, as shown in Figure 1, including the following steps：
Step 101 obtains targeted mails to be sent.
Step 101 can obtain user to have edited, and targeted mails to be sent, such as：Postal is will include in the mail Part title, Mail Contents, recipient mailbox and sender's mailbox.Or step 101 is it is to be understood that obtain postal to be sent When part, i.e. certain mail need to send, step 101 is executed.
It should be noted that in the embodiment of the present invention, the type of above-mentioned targeted mails is not limited, which can be Any mail that can be sent in mailing system, and the addressee of the mail can be one or more mailbox.
Step 102, the addressee that the corresponding recipient mailbox of the targeted mails is obtained from the block chain obtained in advance Certificate.
Wherein, the above-mentioned block chain obtained in advance can be understood as the block chain obtained before executing step 102, example Such as：Above-mentioned block chain can be locally stored in first terminal, i.e. mail sending device, or after executing step 101, is holding Before row step 102, above-mentioned block chain can be obtained from network, or can be obtained from the equipment for being stored with above-mentioned block chain 's.In addition, above-mentioned block chain can be made of multiple blocks, each block includes the card of one or more mailbox Book, interior each certificate includes the public key for corresponding to mailbox.
Since block chain has the features such as Distributed Storage and common recognition mechanism, wherein common recognition mechanism is block chain The mathematical algorithm of equity is trusted and is obtained in foundation between realizing different nodes in system, is may be implemented in this way when sending mail, Addressee's certificate of recipient mailbox can be directly got from block chain.
Due to being encrypted using the public key of recipient mailbox, the private key solution of recipient mailbox can only be used in this way It is close, and the private key of recipient mailbox will not be transmitted in mail transmission process, to will not be by during mail transmission Snooping, and then improve the security performance of mail.
Step 103, the public key for obtaining recipient mailbox described in addressee's certificate.
After receiving above-mentioned addressee's certificate, so that it may to obtain the public key of recipient mailbox from the certificate.
Step 104 is based on the public key, and the targeted mails are encrypted.
Wherein, the public key of above-mentioned recipient mailbox is got, so that it may targeted mails are encrypted with being based on the public key, In, encryption here can be that the mail header and Mail Contents of targeted mails are encrypted, wherein Mail Contents can wrap Message body is included, and can also include Email attachment.Certainly, in some scenes can only Email attachment be encrypted, Can also be can only Mail Contents be encrypted.
Step 105 sends the encrypted targeted mails to the recipient mailbox.
Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, decrypts the mesh Mark mail.
After having encrypted above-mentioned targeted mails, so that it may to send encrypted targeted mails to recipient mailbox.Work as mail When receiving device receives the privacy enhanced mail, so that it may to use the private key of recipient mailbox to be decrypted.
In the embodiment of the present invention, by realizing using public-key cryptography in the certificate of recipient mailbox come privacy enhanced mail, use Even if mail service is not supported to can guarantee the safe transmission of mail TLS yet, while ensureing not spied upon by mail service quotient.
It it should be noted that in the embodiment of the present invention, can be applicable on TLS secure communication protocols, it can also be applied to The transport protocols such as his agreement such as HTTP, FTP or XMPP.
In the embodiment of the present invention, the above method can be applied to any terminal for having and sending mail function, which can To be referred to as first terminal, such as：Computer, self-aided terminal or mobile terminal etc., wherein mobile terminal can be mobile phone, put down Plate computer (Tablet Personal Computer), laptop computer (Laptop Computer), personal digital assistant (personal digital assistant, abbreviation PDA), mobile Internet access device (Mobile Internet Device, MID) Or the mobile devices such as wearable device (Wearable Device).
In e-mail transmission method provided in an embodiment of the present invention, targeted mails to be sent are obtained；From the area obtained in advance Addressee's certificate of the corresponding recipient mailbox of the targeted mails is obtained in block chain；It obtains and is received described in addressee's certificate The public key of part people's mailbox；Based on the public key, the targeted mails are encrypted；After encryption being sent to the recipient mailbox The targeted mails；Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, solution The close targeted mails.Since mail is can only to use addressee in this way using the public key encryption of addressee's mail in block chain The private key of people's mailbox is decrypted, and the private key of recipient mailbox will not be transmitted in mail transmission process, to be passed in mail It will not be spied upon during defeated, and then improve the security performance of mail.
Second embodiment
It is the flow chart of e-mail transmission method provided in an embodiment of the present invention referring to Fig. 2, Fig. 2, this method can be applied to First terminal, as shown in Fig. 2, including the following steps：
Step 201 passes through proof of work mechanism, generation first object block.
Wherein, above-mentioned proof of work mechanism can be the proof of work algorithm of calculation block chain, the amount of calculation Prove that algorithm can be understood as Mathematical Problem, such as：One system is carried out to Hash (HASH) value for having existed block of block chain The correlation computations of row.I.e. step 201 can be the proof of work algorithm of calculation block chain, and when calculating passes through, i.e., mail is sent Device authentication is legal, then can generate the target block of the block chain.
Or step 201 is by calculation amount it can be appreciated that obtain certificate granting qualification, when workload meet it is above-mentioned Proof of work mechanism then obtains the qualification for generating target area, to obtain the public key and certificate of mailbox.
Since first object block is generated by proof of work mechanism, it can ensure the legitimacy of block in this way, with And the legitimacy of the public key in the certificate and certificate in block, to further increase the security performance of mail.
Step 202, obtained from the block chain targeted mails sender's mailbox public key.
Wherein, after mail device generates block by above-mentioned proof of work mechanism, block chain can be to distribute for it One public key, the distribution can be that the system of block chain is distributed, that is, distribute the public key of sender's mailbox.Such as：In block chain Node for being successfully generated block obtains the reward for authorizing a public key by reward mechanism, obtains so that new certificate is added to In block link, and reward mechanism can permanently effectively.
Step 203, according to the public key of the sender, generate the outbox testimony of a witness for the public key for including sender's mailbox Book, and sender's certificate is added in the first object block.
After the public key that first terminal gets sender's mailbox, so that it may to generate the public key for including sender's mailbox Sender's certificate, and its certificate is added to first object block.It should be noted that in the embodiment of the present invention, the first mesh The certificate that can also include or not include other mailboxes is marked in block, this is not construed as limiting.
Step 204, the authorization message for obtaining sender's certificate.
Wherein, authorization message can have certificate in above-mentioned block chain to believe the mandate of above-mentioned sender's certificate here Breath, such as：The certificate of mailbox A can authorize the certificate of mailbox Aa.Because passing through proof of work machine by step 201 The legitimacy of the bright mail device of accreditation, to which the existing certificate in block chain can authorize sender's certificate.
The authorization message and the first object block are added in the block chain by step 205.
Authorization message is added in block chain by step 205, so that it may ensure that the authorization message one in block chain Cause property and safety, i.e. all terminals of block chain or node all approve above-mentioned sender's certificate, are legal.And step 205 are added to first object block in block chain, then, all nodes can get the block in block chain, to These nodes to above-mentioned sender's mailbox when sending mail, so that it may to obtain the public affairs of above-mentioned sender's mailbox from the block Key, and the mail for being sent to sender's mailbox is encrypted, to ensure to the safety of the mail of sender's mailbox.
It should be noted that step 201 is optional for the embodiment of the present invention to step 205, i.e. first terminal can be with Above-mentioned steps are not executed, such as：The certificate of above-mentioned sender's mailbox is already present in above-mentioned block chain, because, a mailbox It can be logged in multiple mail devices, and a mailbox only exists a certificate.It is i.e. not all to log in setting for mailbox Standby to be required for generating in block, and addition block to block chain, some mail devices directly can use block chain to carry out postal Part is encrypted.
Step 206 obtains targeted mails to be sent.
Step 206 can obtain user to have edited, and targeted mails to be sent, such as：Postal is will include in the mail Part title, Mail Contents, recipient mailbox and sender's mailbox.Or step 206 is it is to be understood that obtain postal to be sent When part, i.e. certain mail need to send, step 206 is executed.
It should be noted that in the embodiment of the present invention, the type of above-mentioned targeted mails is not limited, which can be Any mail that can be sent in mailing system, and the addressee of the mail can be one or more mailbox.
Step 207, the addressee that the corresponding recipient mailbox of the targeted mails is obtained from the block chain obtained in advance Certificate.
Optionally, in the embodiment of the present invention, above-mentioned block chain includes at least one block, and each block in the block chain Include an at least certificate, and the block chain includes unique root certificate, unique root certificate can authorize at least one Certificate is opened, all certificates can authorize sub- certificate in the block chain, and certificate and mailbox correspond in the block chain, Each certificate includes the public key of respectively corresponding mailbox.
Such as：As shown in figure 3, block chain includes multiple blocks, and the block chain is that these blocks are orderly from back to front The data structure being chained up includes an at least certificate in each block, and first block includes unique root certificate, only One root certificate can authorize the certificates such as A, B, C, D and F, and A, B, C, D and F these certificates can authorize sub- certificate.Certainly, This sub- certificate can authorize other certificates, and in the embodiment of the present invention, all certificates can authorize out sub- certificate.Wherein, respectively The certificate granting relationship of mailbox may refer to Fig. 4, as shown in figure 4, unique root certificate can authorize the certificate of multiple mailboxes, and this The certificate of a little mailboxes can authorize the certificate of other mailboxes again.
Since in the embodiment of the present invention, the root certificate of all certificates is all above-mentioned unique root certificate, can ensure area in this way So the mandate of certificate is all based on unique root certificate mandate in block chain, to ensure the legitimacy of all certificates, more added with It ensure that effect the security performance of mail.
In addition, in the embodiment of the present invention, first block of block chain can be a certain node device application program from Dynamic establishment, one can be created while creating first block to key, including public key and private key, and can also use The private key of generation to public key from authorizing, obtain unique root certificate, first block is recorded.
Table 1
And in the embodiment of the present invention, X.509 reference format may be used in certificate, and main information is Email Accounts, each Email Accounts corresponds to a certificate, and certificate is added in a block after mandate, can not repeat the other of addition Email Accounts The root certificate of certificate, all certificates is all unique root certificate, and all certificates can authorize one or more sub- certificate.Due to Each Email Accounts only corresponds to a certificate, and can ensure in this way will not mistake when being decrypted using the private key of mailbox.
In addition, in the embodiment of the present invention, the structure of each block can be as shown in table 1 in block chain, and the embodiment of the present invention In, X.509 reference format may be used in certificate, and main information is Email Accounts, each Email Accounts corresponds to a certificate, card Book is added to other certificates that addition Email Accounts after mandate, can not be repeated in a block, and the root certificate of all certificates is all It is unique root certificate, all certificates can authorize one or more sub- certificate.Since each Email Accounts only corresponds to one Certificate, can ensure in this way will not mistake when being decrypted using the private key of mailbox.
In addition, in the embodiment of the present invention, the structure of each block can be as shown in table 1 in block chain, passes through each area known to table 1 The size of block will not malfunction so as to accurately read the information that block includes.And include by each block known to table 1 Certificate, so as to effectively get the certificate of recipient mailbox.
In addition, in the embodiment of the present invention, the block head of each block can be as shown in table 2：
Table 2
Wherein, above-mentioned father's block can be the previous block of block, because block chain is by multiple blocks according to from rear The data structure being orderly chained up forward.
The cryptographic Hash of father's block of each block is clear that by above-mentioned table 2, to carry out proof of work When algorithm, the cryptographic Hash of father's block can be used to calculate, to realize the Kazakhstan by proof of work proof of algorithm father's block The legitimacy of uncommon value, it is legal when father's block, so as to which new block will be added behind father's block.
Step 208, the public key for obtaining recipient mailbox described in addressee's certificate.
Optionally, the addressee testimony of a witness of the recipient mailbox that the targeted mails are obtained from the block chain obtained in advance After the step of book, before described the step of obtaining the public key of recipient mailbox described in addressee's certificate, the method Further include：Whether legal verify addressee's certificate；If verification result is that addressee's certificate is legal, obtained described in execution The step of taking the public key of recipient mailbox described in addressee's certificate.
Wherein, illegal if verifying addressee's certificate, it can abandon using the certificate.In addition, above-mentioned addressee Whether certificate legal can be verification include addressee's certificate block it is whether legal, can be true if the block is legal Certificate in the fixed block is legal.Such as：Can be verified to the authorization message of block, or pass through block chain Whether other node verification blocks or certificate are legal etc., are not construed as limiting to this embodiment of the present invention.
Due to only to verify addressee's certificate legal, just obtaining the addressee that addressee's certificate includes The public key of people's mailbox, can ensure that mail is encrypted in this way is encrypted using legal public key, without using Public key in illegal certificate is encrypted, the security performance of the mail to further ensure.
Step 209 is based on the public key, and the targeted mails are encrypted.
Optionally, described to be based on the public key, the step of the targeted mails are encrypted, including：Pass through the public affairs At least one in the Mail Contents and mail header of the targeted mails is encrypted in key；Wherein, the Mail Contents packet Include message body and attachment.
In this way when second terminal (can be referred to as mail reception equipment) receives encrypted targeted mails, so that it may with direct It is decrypted by the private key of recipient mailbox, to obtain Mail Contents.Due to directly being added using the public key of recipient mailbox It is close, the security performance of mail can be further improved in this way, because often information content is prodigious for the public key in block chain, this Sample is in large information capacity privacy enhanced mail, so as to further increase the security performance of mail.In addition, can be only in some scenes Email attachment is encrypted, and can be that message body or message body and Email attachment are encrypted in other scenes.
Optionally, described to be based on the public key, the step of the targeted mails are encrypted, including：Getting After stating addressee's certificate, the first session key is generated according to preset rules；By first session key, to the target postal At least one in the Mail Contents and mail header of part is encrypted；By the public key, to first session key into Row encryption, generates the second session key；Second session key is added to the mail head of the targeted mails；Wherein, institute It includes message body and attachment to state Mail Contents.
Wherein, above-mentioned first session key can be the random number generated at random according to preset rules.Such as：It is above-mentioned random Key can be set of number either letter or number and alphabetical combination.
By then passing through the first session key privacy enhanced mail, calculation amount can be reduced in this way, to improve mail transmission Efficiency, while safety will not be reduced.Because the information content of the first session key is far smaller than the public key of recipient mailbox, this The calculation amount that sample is encrypted mail using the first session key will be less than the public key using recipient mailbox to mail into The encrypted calculation amount of row；Although mail is encrypted compared to using the public key of recipient mailbox, increases and use the public key The step of first session key is encrypted, the second session key is generated, but using the public key to first meeting The calculation amount that words key is encrypted is less than the calculation amount that even mail is encrypted in the far smaller than described public key, because of mail Information content be less than even far smaller than the first session key information content.In addition, can be only to mail in some scenes Attachment is encrypted, and can be that message body or message body and Email attachment are encrypted in other scenes.
Step 2010 sends the encrypted targeted mails to the recipient mailbox.
Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, decrypts the mesh Mark mail.
Optionally, before described the step of sending the encrypted targeted mails to the recipient mailbox, the base In the public key, after the step of targeted mails are encrypted, the method further includes：Increase in the targeted mails Encryption identification, the encryption identification is added to use block chain certificate to encrypt for identifying the targeted mails.
It may be implemented to add above-mentioned encryption identification on privacy enhanced mail through the above steps, thus can by the encryption identification To allow second terminal, i.e. mail reception equipment, when receiving the mail, judge whether encryption identification is to add using block chain certificate Close encryption identification.Only it is to be marked using the encrypted encryption of block chain certificate in encryption identification for second terminal When knowledge, just mail is decrypted in the private key based on recipient mailbox, to successfully obtain Mail Contents.Not to avoid mail When being encrypted using block chain certificate, mail reception equipment is decrypted using the private key of recipient mailbox, and leads to decryption error The power wastage of generation, to achieve the purpose that save equipment power dissipation.
In e-mail transmission method provided in an embodiment of the present invention, by proof of work mechanism, first object block is generated； The public key of sender's mailbox of the targeted mails is obtained from the block chain；According to the public key of the sender, packet is generated Sender's certificate of the public key of sender's mailbox is included, and sender's certificate is added to the first object block In；Obtain the authorization message of sender's certificate；The authorization message and the first object block are added to the area In block chain；Obtain targeted mails to be sent；The corresponding addressee of the targeted mails is obtained from the block chain obtained in advance Addressee's certificate of mailbox；Obtain the public key of recipient mailbox described in addressee's certificate；Based on the public key, to described Targeted mails are encrypted；The encrypted targeted mails are sent to the recipient mailbox；Wherein, the targeted mails are used In：Private key of the mail reception equipment based on the recipient mailbox, decrypts the targeted mails.Since mail is to use block chain The public key encryption of middle addressee's mail, the private key of recipient mailbox can only be used to decrypt in this way, and the private key of recipient mailbox It will not be transmitted in mail transmission process, to be spied upon during mail transmission, and then improve the peace of mail Full performance.And since the block of the certificate including mailbox is to be generated and be added in block chain by proof of work mechanism, this Sample can ensure the legitimacy of each certificate in block chain, to further increase the security performance of mail.
3rd embodiment
It is the flow chart of mail receiving method provided in an embodiment of the present invention referring to Fig. 5, Fig. 5, can be applied to second eventually End, as shown in figure 5, including the following steps：
Step 501 receives the encrypted targeted mails that sender's mailbox is sent.
Wherein, targeted mails may refer to the related description of first embodiment and second embodiment, not repeat herein, and Identical advantageous effect can be reached.
Step 502, the private key based on the corresponding recipient mailbox of the targeted mails obtained in advance, decrypt the target Mail.
Wherein, the encrypted targeted mails are the corresponding mail sending device of sender's mailbox of the targeted mails, Based on the public key of the recipient mailbox, the targeted mails are encrypted, and the public key of the recipient mailbox is institute State what mail sending device was obtained from the block chain obtained in advance.
Wherein, the public key of above-mentioned recipient mailbox and encryption may refer to mutually speaking on somebody's behalf for first embodiment and second embodiment It is bright, it does not repeat herein, and identical advantageous effect can be reached.
Optionally, the private key based on the corresponding recipient mailbox of the targeted mails obtained in advance, described in decryption The step of targeted mails, including：By the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, described in decryption At least one of in the Mail Contents and mail header of targeted mails；Wherein, the Mail Contents include message body and attachment.
Wherein, it is decrypted that may refer to first embodiment related to second embodiment using the private key of recipient mailbox Illustrate, do not repeat herein, and identical advantageous effect can be reached.
Optionally, the private key based on the corresponding recipient mailbox of the targeted mails obtained in advance, described in decryption The step of targeted mails, including：By the private key of the recipient mailbox of the targeted mails obtained in advance, the target is decrypted The second session key in the mail head of mail, obtains the first session key；By first session key, the mesh is decrypted Mark at least one in the Mail Contents and mail header of mail；Wherein, the Mail Contents include message body and attachment.
Wherein, above-mentioned session key may refer to the related description of first embodiment and second embodiment, not go to live in the household of one's in-laws on getting married herein It states, and identical advantageous effect can be reached.
Optionally, described based on the target postal obtained in advance after the step of reception encrypted targeted mails The private key of the recipient mailbox of part, before the step of decrypting the targeted mails, the method further includes：From the block chain Obtain sender's certificate of sender's mailbox of the targeted mails；Whether legal verify sender's certificate；If verification knot Fruit is that sender's certificate is legal, then executes the private of the recipient mailbox based on the targeted mails obtained in advance Key, the step of decrypting the targeted mails.
Wherein, the explanation about above-mentioned verification sender certificate may refer in first embodiment and second embodiment about The related description that the addressee testimony of a witness is received is verified, is not repeated herein, and identical advantageous effect can be reached.
Optionally, described based on the target postal obtained in advance after the step of reception encrypted targeted mails The private key of the recipient mailbox of part, before the step of decrypting the targeted mails, the method further includes：Obtain the target postal The encryption identification of part；Judge whether the encryption identification is using the encrypted encryption identification of block chain certificate；If judging result is The encryption identification is then to be executed described based on the target postal obtained in advance using the encrypted encryption identification of block chain certificate The private key of the recipient mailbox of part, the step of decrypting the targeted mails.
Wherein, above-mentioned encryption identification may refer to the related description of first embodiment and second embodiment, not go to live in the household of one's in-laws on getting married herein It states, and identical advantageous effect can be reached.
Optionally, before the step of reception encrypted targeted mails, the method further includes：Pass through proof of work Mechanism generates the second target block；The public key of the recipient mailbox is obtained from the block chain；According to addressee's postal The public key of case, generates the addressee's certificate for the public key for including the recipient mailbox, and addressee's certificate is added to institute It states in the second target block；Obtain the authorization message of addressee's certificate；By the authorization message and second target area Block is added in the block chain.
Wherein, the embodiment about the second target block may refer to the correlation of first object block in second embodiment Illustrate, do not repeat herein, and identical advantageous effect can be reached.
Optionally, the block chain includes at least one block, and each block includes at least one in the block chain Certificate, and the block chain includes unique root certificate, unique root certificate can authorize an at least certificate, the block All certificates can authorize sub- certificate in chain, and certificate and mailbox correspond in the block chain, and each certificate includes The respectively public key of corresponding mailbox.
Wherein, block chain may refer to the related description of first object block in second embodiment, not repeat herein, and Identical advantageous effect can be reached.
In the embodiment of the present invention, the above method can be applied to any mail reception equipment for having and receiving mail function, Such as：Computer, self-aided terminal or mobile terminal etc., wherein mobile terminal can be mobile phone, tablet computer (Tablet Personal Computer), laptop computer (Laptop Computer), PDA, MID or wearable device (Wearable The mobile devices such as Device).
In mail receiving method provided in an embodiment of the present invention, the encrypted target postal that sender's mailbox is sent is received Part；Based on the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, the targeted mails are decrypted；Wherein, institute The corresponding mail sending device of sender's mailbox that encrypted targeted mails are the targeted mails is stated, addressee's postal is based on The targeted mails are encrypted in the public key of case, and the public key of the recipient mailbox be the mail sending device from It is obtained in the block chain obtained in advance.Since mail is using the public key encryption of addressee's mail in block chain, so only The private key of recipient mailbox can be used to decrypt, and the private key of recipient mailbox will not be transmitted in mail transmission process, from And will not be spied upon during mail transmission, and then improve the security performance of mail.
Fourth embodiment
It is the structure chart of first terminal provided in an embodiment of the present invention referring to Fig. 6, Fig. 6, which can realize first The details of e-mail sending method in embodiment to second embodiment, and reach identical effect.As shown in fig. 6, first terminal 600 further include：Mail acquisition module 601, addressee's certificate acquisition module 602, the first public key acquisition module 603, encrypting module 604 and mail sending module 605, wherein mail acquisition module 601 and addressee's certificate acquisition module 602 connect, the addressee testimony of a witness Book acquisition module 602 is also connect with the first public key acquisition module 603, and the first public key acquisition module 603 also connects with encrypting module 604 It connecing, the first public key acquisition module 603 is also connect with mail sending module 605, wherein：
Mail acquisition module 601, for obtaining targeted mails to be sent；
Addressee's certificate acquisition module 602, for obtaining the mail acquisition module 601 from the block chain obtained in advance Addressee's certificate of the recipient mailbox of the targeted mails obtained；
First public key acquisition module 603, the addressee obtained for obtaining addressee's certificate acquisition module 602 The public key of recipient mailbox described in certificate；
Encrypting module 604, the public key for being obtained based on the first public key acquisition module 603, to the target Mail is encrypted；
Mail sending module 605, for sending the encrypted mesh of encrypting module 604 to the recipient mailbox Mark mail；
Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, decrypts the mesh Mark mail.
Optionally, the encrypting module 604 is used for the Mail Contents and mail to the targeted mails by the public key At least one in title is encrypted；Wherein, the Mail Contents include message body and attachment.
Optionally, as shown in fig. 7, encrypting module 604 includes：
Key generating unit 6041, for after getting addressee's certificate, the first meeting to be generated according to preset rules Talk about key；
Secret key encryption unit 6042, first session key for being generated by the Key generating unit 6041, At least one in the Mail Contents and mail header of the targeted mails is encrypted；
Public key encryption unit 6043, the public key for being obtained by the first public key acquisition module 603, to described First session key is encrypted, and generates the second session key；
Mail head's adding device 6044, second session key for generating the public key encryption unit 6043 add Add to the mail head of the targeted mails；Wherein, the Mail Contents include message body and attachment.
Optionally, as shown in figure 8, the first terminal 600 further includes：
First authentication module 606, the addressee's certificate obtained for verifying addressee's certificate acquisition module 602 It is whether legal；
The verification result that the first public key acquisition module 603 is used to verify in first authentication module 606 is described Addressee's certificate is legal, obtains recipient mailbox described in addressee's certificate that addressee's certificate acquisition module obtains Public key.
Optionally, as shown in figure 9, the first terminal 600 further includes：
Identify add module 607, for increasing encryption identification in the encrypted targeted mails of the encrypting module, institute It states encryption identification and has used block chain certificate to encrypt for identifying the targeted mails.
Optionally, as shown in Figure 10, the first terminal 600 further includes：
First block generation module 608, for by proof of work mechanism, generating first object block；
Second public key acquisition module 609, sender's postal for obtaining the targeted mails from the block catenary system The public key of case；
First Certificate generation module 6010, for generates include the second public key acquisition module 609 acquisition the hair Sender's certificate of the public key of part people's mailbox, and sender's certificate is added in the first object block；
First authorization message acquisition module 6011, the authorization message for obtaining sender's certificate；
First block add module 6012, the mandate for obtaining the first authorization message acquisition module 6011 Information and the first object block of the First Certificate generation module 6010 addition are added in the block chain.
Optionally, the block chain includes at least one block, and each block includes at least one in the block chain Certificate, and the block chain includes unique root certificate, unique root certificate can authorize an at least certificate, the block All certificates can authorize sub- certificate in chain, and certificate and mailbox correspond in the block chain, and each certificate includes The respectively public key of corresponding mailbox.
In mail sending device provided in an embodiment of the present invention, targeted mails to be sent are obtained；From the area obtained in advance Addressee's certificate of the corresponding recipient mailbox of the targeted mails is obtained in block chain；It obtains and is received described in addressee's certificate The public key of part people's mailbox；Based on the public key, the targeted mails are encrypted；After encryption being sent to the recipient mailbox The targeted mails；Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, solution The close targeted mails.Since mail is can only to use addressee in this way using the public key encryption of addressee's mail in block chain The private key of people's mailbox is decrypted, and the private key of recipient mailbox will not be transmitted in mail transmission process, to be passed in mail It will not be spied upon during defeated, and then improve the security performance of mail.
5th embodiment
It is the structure chart of second terminal provided in an embodiment of the present invention referring to Figure 11, Figure 11, which can realize The details of mail receiving method in three embodiments, and reach identical effect.As shown in figure 11, second terminal 1100 is also wrapped It includes：Mail reception module 1101 and deciphering module 1102, mail reception module 1101 and deciphering module 1102 connect, wherein：
Mail reception module 1101, the encrypted targeted mails for receiving the transmission of sender's mailbox；
Deciphering module 1102, for the private key based on the corresponding recipient mailbox of the targeted mails obtained in advance, solution The targeted mails that the close mail reception module 1101 receives；
Wherein, the encrypted targeted mails are the corresponding mail sending device of sender's mailbox of the targeted mails, Based on the public key of the recipient mailbox, the targeted mails are encrypted, and the public key of the recipient mailbox is institute State what mail sending device was obtained from the block chain obtained in advance.
Optionally, deciphering module 1102 is used for the private of the corresponding recipient mailbox of the targeted mails by obtaining in advance Key decrypts at least one in the Mail Contents and mail header of the targeted mails；Wherein, the Mail Contents include mail Text and attachment.
Optionally, as shown in figure 12, deciphering module 1102 includes：
Cipher key decryption unit 11021, for the private key of the recipient mailbox by the targeted mails obtained in advance, solution The second session key in the mail head for the targeted mails that the close mail reception module receives, it is close to obtain the first session Key；
Mail decryption unit 11022, first session key for being obtained by the cipher key decryption unit 11021 Decryption decrypts at least one in the Mail Contents and mail header of the targeted mails；Wherein, the Mail Contents include postal Part text and attachment.
Optionally, as shown in figure 13, second terminal 1100 further includes：
Sender's certificate acquisition module 1103, sender's mailbox for obtaining the targeted mails from the block chain Sender's certificate；
Second authentication module 1104, the outbox testimony of a witness obtained for verifying sender's certificate acquisition module 1103 Whether book is legal；
If the deciphering module 1102 is sender's certificate for the verification result of second authentication module 1104 Legal, the private key of the recipient mailbox based on the targeted mails obtained in advance decrypts the targeted mails.
Optionally, as shown in figure 14, second terminal 1100 further includes：
Encryption identification acquisition module 1105, the encryption identification for obtaining the targeted mails；
Judgment module 1106, for judging whether the encryption identification is using the encrypted encryption identification of block chain certificate；
If it is using area that the deciphering module 1102, which is the encryption identification for 1106 judging result of the judgment module, The encrypted encryption identification of block chain certificate, the private key of the recipient mailbox based on the targeted mails obtained in advance, described in decryption Targeted mails.
Optionally, as shown in figure 15, second terminal 1100 further includes：
Second block generation module 1107, for by proof of work mechanism, generating the second target block；
Third public key acquisition module 1108, the public key for obtaining the recipient mailbox from the block catenary system；
Second certificates constructing module 1109, generation include the addressee that the third public key acquisition module 1108 obtains Addressee's certificate of the public key of mailbox, and addressee's certificate is added in second target block；
Second authorization message acquisition module 11010, the authorization message for obtaining addressee's certificate；
Second block add module 11011, for awarding described in obtaining the second authorization message acquisition module 11010 Power information and second target block of the second certificates constructing module 1109 addition are added in the block chain.
Optionally, the block chain includes at least one block, and each block of block chain is demonstrate,proved including at least one Book, and the block chain includes unique root certificate, unique root certificate can authorize an at least certificate, the block chain In all certificates can authorize sub- certificate, and certificate and mailbox correspond in the block chain, and each certificate includes each From the public key of corresponding mailbox.
In mail reception equipment provided in an embodiment of the present invention, the encrypted target postal that sender's mailbox is sent is received Part；Based on the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, the targeted mails are decrypted；Wherein, institute The corresponding mail sending device of sender's mailbox that encrypted targeted mails are the targeted mails is stated, addressee's postal is based on The targeted mails are encrypted in the public key of case, and the public key of the recipient mailbox be the mail sending device from It is obtained in the block chain obtained in advance.Since mail is using the public key encryption of addressee's mail in block chain, so only The private key of recipient mailbox can be used to decrypt, and the private key of recipient mailbox will not be transmitted in mail transmission process, from And will not be spied upon during mail transmission, and then improve the security performance of mail.
Sixth embodiment
It is the structure chart of the first terminal of application of the embodiment of the present invention referring to Figure 16, Figure 16, can realizes first embodiment To the details of the e-mail sending method in second embodiment, and reach identical effect.As shown in figure 16, first terminal 1600 wraps It includes：At least one processor 1601, memory 1602, at least one network interface 1604 and user interface 1603.First terminal Various components in 1600 are coupled by bus system 1605.It is understood that bus system 1605 is for realizing these groups Connection communication between part.Bus system 1605 further includes power bus, controlling bus and state in addition to including data/address bus Signal bus.But for the sake of clear explanation, various buses are all designated as bus system 1605 in figure 16.
Wherein, user interface 1603 may include display, keyboard or pointing device (for example, mouse, trace ball (track ball), touch-sensitive plate or touch screen etc..
It is appreciated that the memory 1602 in the embodiment of the present invention can be volatile memory or non-volatile memories Both device, or may include volatile and non-volatile memory.Wherein, nonvolatile memory can be read-only memory (Read-Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), erasable programmable are only Read memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, ) or flash memory EEPROM.Volatile memory can be random access memory (Random Access Memory, RAM), use Make External Cache.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static random-access Memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random-access Memory (Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate SDRAM, DDRSDRAM), it is enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronous Connect dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct Rambus RAM, DRRAM).The memory 1602 of system and method described herein be intended to including but not limited to this A little and any other suitable type memory.
In some embodiments, memory 1602 stores following element, executable modules or data structures, or Their subset of person or their superset：Operating system 16021 and application program 16022.
Wherein, operating system 16021, including various system programs, such as ccf layer, core library layer, driving layer etc., are used for Realize various basic businesses and the hardware based task of processing.Application program 16022, including various application programs, such as matchmaker Body player (Media Player), browser (Browser) etc., for realizing various applied business.Realize that the present invention is implemented The program of example method may be embodied in application program 16022.
In embodiments of the present invention, by the program for calling memory 1602 to store or instruction, specifically, can be application The program stored in program 16022 or instruction, processor 1601 are used for：Obtain targeted mails to be sent；From what is obtained in advance Addressee's certificate of the corresponding recipient mailbox of the targeted mails is obtained in block chain；It obtains described in addressee's certificate The public key of recipient mailbox；Based on the public key, the targeted mails are encrypted；It sends and encrypts to the recipient mailbox The targeted mails afterwards；Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox, Decrypt the targeted mails.
The method that the embodiments of the present invention disclose can be applied in processor 1601, or real by processor 1601 It is existing.Processor 1601 may be a kind of IC chip, the processing capacity with signal.During realization, the above method Each step can be completed by the instruction of the integrated logic circuit of the hardware in processor 1601 or software form.Above-mentioned Processor 1601 can be general processor, digital signal processor (Digital Signal Processor, DSP), special Integrated circuit (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic, Discrete hardware components.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general Processor can be microprocessor or the processor can also be any conventional processor etc..In conjunction with institute of the embodiment of the present invention The step of disclosed method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware in decoding processor And software module combination executes completion.Software module can be located at random access memory, and flash memory, read-only memory may be programmed read-only In the storage medium of this fields such as memory or electrically erasable programmable memory, register maturation.The storage medium is located at The step of memory 1602, processor 1601 reads the information in memory 1602, the above method is completed in conjunction with its hardware.
It is understood that embodiments described herein can use hardware, software, firmware, middleware, microcode or its It combines to realize.For hardware realization, processing unit may be implemented in one or more application-specific integrated circuit (Application Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing, DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable Logic Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general processor, In controller, microcontroller, microprocessor, other electronic units for executing herein described function or combinations thereof.
For software implementations, it can be realized herein by executing the module (such as process, function etc.) of function described herein The technology.Software code is storable in memory and is executed by processor.Memory can in the processor or It is realized outside processor.
Optionally, processor 1601 is additionally operable to：By the public key, the Mail Contents to the targeted mails and mail mark At least one in topic is encrypted；Wherein, the Mail Contents include message body and attachment.
Optionally, processor 1601 is additionally operable to：After getting addressee's certificate, first is generated according to preset rules Session key；By first session key, at least one in the Mail Contents and mail header of the targeted mails It is encrypted；By the public key, first session key is encrypted, generates the second session key；By described second Session key is added to the mail head of the targeted mails；Wherein, the Mail Contents include message body and attachment.
Optionally, processor 1601 is additionally operable to：Whether legal verify addressee's certificate；If verification result is the receipts Part testimony of a witness book is legal, then executes described the step of obtaining the public key of recipient mailbox described in addressee's certificate.
Optionally, processor 1601 is additionally operable to：Increase encryption identification in the targeted mails, the encryption identification is used for Identifying the targeted mails has used block chain certificate to encrypt.
Optionally, processor 1601 is additionally operable to：By proof of work mechanism, first object block is generated；From the area The public key of sender's mailbox of the targeted mails is obtained in block chain；According to the public key of the sender, generation includes the hair Sender's certificate of the public key of part people's mailbox, and sender's certificate is added in the first object block；Obtain institute State the authorization message of sender's certificate；The authorization message and the first object block are added in the block chain.
Optionally, the block chain includes at least one block, and each block includes at least one in the block chain Certificate, and the block chain includes unique root certificate, unique root certificate can authorize an at least certificate, the block All certificates can authorize sub- certificate in chain, and certificate and mailbox correspond in the block chain, and each certificate includes The respectively public key of corresponding mailbox.
In first terminal provided in an embodiment of the present invention, targeted mails to be sent are obtained；From the block chain obtained in advance The middle addressee's certificate for obtaining the corresponding recipient mailbox of the targeted mails；Obtain addressee described in addressee's certificate The public key of mailbox；Based on the public key, the targeted mails are encrypted；Encrypted institute is sent to the recipient mailbox State targeted mails；Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox decrypts institute State targeted mails.Since mail is can only to use addressee's postal in this way using the public key encryption of addressee's mail in block chain The private key of case is decrypted, and the private key of recipient mailbox will not be transmitted in mail transmission process, in mail transmission mistake It will not be spied upon in journey, and then improve the security performance of mail.
7th embodiment
The structure chart that 7, Figure 17 is the second terminal of application of the embodiment of the present invention is please referred to Fig.1, can realize that third is implemented The details of mail receiving method in example, and reach identical effect.As shown in figure 17, second terminal 1700 includes radio frequency (Radio Frequency, RF) circuit 1710, memory 1720, input unit 1730, display unit 1740, processor 1750, Voicefrequency circuit 1760, communication module 1770 and power supply 1780.
Wherein, input unit 1730 can be used for receiving number input by user or character information, and generate with second eventually The related signal input of user setting and function control at end 1700.Specifically, in the embodiment of the present invention, the input unit 1730 may include touch panel 1731.Touch panel 1731, also referred to as touch screen collect user on it or neighbouring touch Operation (for example user uses the operations of any suitable object or attachment on touch panel 1731 such as finger, stylus) is touched, and Corresponding attachment device is driven according to preset formula.Optionally, touch panel 1731 may include touch detecting apparatus and Two parts of touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect the letter that touch operation is brought Number, transmit a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and is converted into Contact coordinate, then give the processor 1750, and order that processor 1750 is sent can be received and executed.Furthermore, it is possible to Touch panel 1731 is realized using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel 1731, input unit 1730 can also include other input equipments 1732, other input equipments 1732 can include but is not limited to One kind or more in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating lever etc. Kind.
Wherein, display unit 1740 can be used for showing information input by user or be supplied to the information and second of user The various menu interfaces of terminal 1700.Display unit 1740 may include display panel 1741, optionally, LCD may be used or have The forms such as machine light emitting diode (Organic Light-Emitting Diode, OLED) configure display panel 1741.
It should be noted that touch panel 1731 can cover display panel 1741, touch display screen is formed, when the touch display screen It detects and sends processor 1750 on it or after neighbouring touch operation to determine the type of touch event, be followed by subsequent processing Device 1750 provides corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and common control viewing area.The Application Program Interface viewing area And arrangement mode of the common control viewing area does not limit, can be arranged above and below, left-right situs etc. can distinguish two it is aobvious Show the arrangement mode in area.The Application Program Interface viewing area is displayed for the interface of application program.Each interface can be with Including the interface elements such as icon and/or widget desktop controls of at least one application program.The Application Program Interface viewing area Or the empty interface not comprising any content.This commonly uses control viewing area for showing the higher control of utilization rate, for example, Application icons such as button, interface number, scroll bar, phone directory icon etc. are set.
Wherein processor 1750 is the control centre of second terminal 1700, utilizes various interfaces and connection whole mobile phone Various pieces, by running or execute the software program and/or module that are stored in first memory 1721, and call and deposit The data in second memory 1722 are stored up, the various functions and processing data of second terminal 1700 are executed, thus eventually to second End 1700 carries out integral monitoring.Optionally, processor 1750 may include one or more processing units.
In embodiments of the present invention, by calling store the first memory 1721 in software program and/or module and/ Or the data in the second memory 1722, processor 1750 are used for：Receive the encrypted target postal that sender's mailbox is sent Part；Based on the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, the targeted mails are decrypted；Wherein, institute The corresponding mail sending device of sender's mailbox that encrypted targeted mails are the targeted mails is stated, addressee's postal is based on The targeted mails are encrypted in the public key of case, and the public key of the recipient mailbox be the mail sending device from It is obtained in the block chain obtained in advance.
Optionally, processor 1750 is additionally operable to：Pass through the corresponding recipient mailbox's of the targeted mails that obtains in advance Private key decrypts at least one in the Mail Contents and mail header of the targeted mails；Wherein, the Mail Contents include postal Part text and attachment.
Optionally, processor 1750 is additionally operable to：By the private key of the recipient mailbox of the targeted mails obtained in advance, The second session key in the mail head of the targeted mails is decrypted, the first session key is obtained；It is close by first session Key decrypts at least one in the Mail Contents and mail header of the targeted mails；Wherein, the Mail Contents include mail Text and attachment.
Optionally, processor 1750 is additionally operable to：Sender's mailbox of the targeted mails is obtained from the block chain Sender's certificate；Whether legal verify sender's certificate；If verification result is that sender's certificate is legal, institute is executed The private key for stating the recipient mailbox based on the targeted mails obtained in advance, the step of decrypting the targeted mails.
Optionally, processor 1750 is additionally operable to：Obtain the encryption identification of the targeted mails；Judging the encryption identification is No is to use the encrypted encryption identification of block chain certificate；If it is to be encrypted using block chain certificate that judging result, which is the encryption identification, Encryption identification, then execute the private key of the recipient mailbox based on the targeted mails obtained in advance, decrypt the mesh The step of marking mail.
Optionally, processor 1750 is additionally operable to：By proof of work mechanism, the second target block is generated；From the area The public key of the recipient mailbox is obtained in block chain；According to the public key of the recipient mailbox, generation includes addressee's postal Addressee's certificate of the public key of case, and addressee's certificate is added in second target block；Obtain the addressee The authorization message of testimony of a witness book；The authorization message and second target block are added in the block chain.
Optionally, the block chain includes at least one block, and each block includes at least one in the block chain Certificate, and the block chain includes unique root certificate, unique root certificate can authorize an at least certificate, the block All certificates can authorize sub- certificate in chain, and certificate and mailbox correspond in the block chain, and each certificate includes The respectively public key of corresponding mailbox.
In second terminal provided in an embodiment of the present invention, the encrypted targeted mails that sender's mailbox is sent are received；Base In the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, the targeted mails are decrypted；Wherein, the encryption Targeted mails be the targeted mails the corresponding mail sending device of sender's mailbox, the public affairs based on the recipient mailbox The targeted mails are encrypted in key, and the public key of the recipient mailbox is that the mail sending device is obtained from advance It is obtained in the block chain taken.Since mail can only be used in this way using the public key encryption of addressee's mail in block chain The private key of recipient mailbox is decrypted, and the private key of recipient mailbox will not be transmitted in mail transmission process, in postal It will not be spied upon in part transmission process, and then improve the security performance of mail.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can combine or Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, device or unit It connects, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple In network element.Some or all of unit therein can be selected according to the actual needs to realize the embodiment of the present invention Purpose.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention. And storage medium above-mentioned includes：USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can to store program code Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.

Claims (28)

1. a kind of e-mail sending method, which is characterized in that including：
Obtain targeted mails to be sent；
Addressee's certificate of the corresponding recipient mailbox of the targeted mails is obtained from the block chain obtained in advance；
Obtain the public key of recipient mailbox described in addressee's certificate；
Based on the public key, the targeted mails are encrypted；
The encrypted targeted mails are sent to the recipient mailbox；
Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox decrypts the target postal Part.
2. according to the method described in claim 1, it is characterized in that, described be based on the public key, to targeted mails progress The step of encryption, including：
By the public key, at least one in the Mail Contents and mail header of the targeted mails is encrypted；
Wherein, the Mail Contents include message body and attachment.
3. according to the method described in claim 1, it is characterized in that, described be based on the public key, to targeted mails progress The step of encryption, including：
After getting addressee's certificate, the first session key is generated according to preset rules；
By first session key, at least one in the Mail Contents and mail header of the targeted mails is added It is close；
By the public key, first session key is encrypted, generates the second session key；
Second session key is added to the mail head of the targeted mails；
Wherein, the Mail Contents include message body and attachment.
4. according to the method in any one of claims 1 to 3, which is characterized in that described from the block chain obtained in advance It is described to obtain institute in addressee's certificate after the step of obtaining addressee's certificate of the recipient mailbox of the targeted mails Before the step of stating the public key of recipient mailbox, the method further includes：
Whether legal verify addressee's certificate；
If verification result is that addressee's certificate is legal, addressee's postal described in acquisition addressee's certificate is executed The step of public key of case.
5. according to the method described in claim 1, it is characterized in that, described encrypted described to recipient mailbox transmission It is described to be based on the public key, after the step of targeted mails are encrypted, the method before the step of targeted mails Further include：
Increase encryption identification in the targeted mails, the encryption identification has used block chain for identifying the targeted mails Certificate is encrypted.
6. according to the method in any one of claims 1 to 3, which is characterized in that the step of the acquisition targeted mails it Before, the method further includes：
By proof of work mechanism, first object block is generated；
The public key of sender's mailbox of the targeted mails is obtained from the block chain；
According to the public key of the sender, the sender's certificate for the public key for including sender's mailbox is generated, and by the hair Part testimony of a witness book is added in the first object block；
Obtain the authorization message of sender's certificate；
The authorization message and the first object block are added in the block chain.
7. according to the method in any one of claims 1 to 3, which is characterized in that the block chain includes at least one area Block, and each block includes an at least certificate in the block chain, and the block chain includes unique root certificate, it is described only One root certificate can authorize an at least certificate, and all certificates can authorize sub- certificate, and the block in the block chain Certificate and mailbox correspond in chain, and each certificate includes the public key of respectively corresponding mailbox.
8. a kind of mail receiving method, which is characterized in that including：
Receive the encrypted targeted mails that sender's mailbox is sent；
Based on the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, the targeted mails are decrypted；
Wherein, the encrypted targeted mails are the corresponding mail sending device of sender's mailbox of the targeted mails, are based on The targeted mails are encrypted in the public key of the recipient mailbox, and the public key of the recipient mailbox is the postal What part sending device was obtained from the block chain obtained in advance.
9. according to the method described in claim 8, it is characterized in that, described corresponding based on the targeted mails obtained in advance The private key of recipient mailbox, the step of decrypting the targeted mails, including：
By the private key of the corresponding recipient mailbox of the targeted mails obtained in advance, in the mail for decrypting the targeted mails Hold and at least one in mail header；
Wherein, the Mail Contents include message body and attachment.
10. according to the method described in claim 8, it is characterized in that, described corresponded to based on the targeted mails obtained in advance Recipient mailbox private key, the step of decrypting the targeted mails, including：
By the private key of the recipient mailbox of the targeted mails obtained in advance, in the mail head for decrypting the targeted mails Second session key obtains the first session key；
By first session key, at least one in the Mail Contents and mail header of the targeted mails is decrypted；
Wherein, the Mail Contents include message body and attachment.
11. according to the method described in claim 8, it is characterized in that, after the step of the reception encrypted targeted mails, institute The private key for stating the recipient mailbox based on the targeted mails obtained in advance, before the step of decrypting the targeted mails, institute The method of stating further includes：
Sender's certificate of sender's mailbox of the targeted mails is obtained from the block chain；
Whether legal verify sender's certificate；
If verification result is that sender's certificate is legal, the addressee based on the targeted mails obtained in advance is executed The private key of people's mailbox, the step of decrypting the targeted mails.
12. according to the method described in claim 8, it is characterized in that, after the step of the reception encrypted targeted mails, institute The private key for stating the recipient mailbox based on the targeted mails obtained in advance, before the step of decrypting the targeted mails, institute The method of stating further includes：
Obtain the encryption identification of the targeted mails；
Judge whether the encryption identification is using the encrypted encryption identification of block chain certificate；
If it is to be executed described based on advance using the encrypted encryption identification of block chain certificate that judging result, which is the encryption identification, The private key of the recipient mailbox of the targeted mails obtained, the step of decrypting the targeted mails.
13. the method according to any one of claim 8 to 12, which is characterized in that described to receive encrypted targeted mails The step of before, the method further includes：
By proof of work mechanism, the second target block is generated；
The public key of the recipient mailbox is obtained from the block chain；
According to the public key of the recipient mailbox, the addressee's certificate for the public key for including the recipient mailbox is generated, and by institute Addressee's certificate is stated to be added in second target block；
Obtain the authorization message of addressee's certificate；
The authorization message and second target block are added in the block chain.
14. the method according to any one of claim 8 to 12, which is characterized in that the block chain includes at least one Block, and each block includes an at least certificate in the block chain, and the block chain includes unique root certificate, it is described Unique root certificate can authorize an at least certificate, and all certificates can authorize sub- certificate, and the area in the block chain Certificate and mailbox correspond in block chain, and each certificate includes the public key of respectively corresponding mailbox.
15. a kind of first terminal, which is characterized in that including：
Mail acquisition module, for obtaining targeted mails to be sent；
Addressee's certificate acquisition module, for being obtained from the block chain obtained in advance described in the mail acquisition module acquisition Addressee's certificate of the recipient mailbox of targeted mails；
First public key acquisition module, for obtaining described in addressee's certificate that addressee's certificate acquisition module obtains The public key of recipient mailbox；
Encrypting module, the public key for being obtained based on the first public key acquisition module, adds the targeted mails It is close；
Mail sending module, for sending the encrypted targeted mails of encrypting module to the recipient mailbox；
Wherein, the targeted mails are used for：Private key of the mail reception equipment based on the recipient mailbox decrypts the target postal Part.
16. first terminal according to claim 15, which is characterized in that the encrypting module is used to pass through the public key pair At least one in the Mail Contents and mail header of the targeted mails is encrypted；
Wherein, the Mail Contents include message body and attachment.
17. first terminal according to claim 15, which is characterized in that the encrypting module includes：
Key generating unit, for after getting addressee's certificate, the first session key to be generated according to preset rules；
Secret key encryption unit, first session key for being generated by the Key generating unit, to the target postal At least one in the Mail Contents and mail header of part is encrypted；
Public key encryption unit, the public key for being obtained by the first public key acquisition module are close to first session Key is encrypted, and generates the second session key；
Mail head's adding device, second session key for generating the public key encryption unit are added to the target The mail head of mail；
Wherein, the Mail Contents include message body and attachment.
18. the first terminal according to any one of claim 15 to 17, which is characterized in that the first terminal also wraps It includes：
First authentication module, it is whether legal for verifying addressee's certificate that addressee's certificate acquisition module obtains；
The verification result that the first public key acquisition module is used to verify in first authentication module is addressee's certificate It is legal, obtain the public key of recipient mailbox described in addressee's certificate that addressee's certificate acquisition module obtains.
19. first terminal according to claim 15, the first terminal further include：
Add module is identified, for increasing encryption identification, the encryption in the encrypted targeted mails of the encrypting module Mark has used block chain certificate to encrypt for identifying the targeted mails.
20. the first terminal according to any one of claim 15 to 17, which is characterized in that the mail sending device is also Including：
First block generation module, for by proof of work mechanism, generating first object block；
Second public key acquisition module, the public key of sender's mailbox for obtaining the targeted mails from the block chain；
First Certificate generation module, the public key of the sender for being obtained according to the second public key acquisition module generate Sender's certificate of public key including sender's mailbox, and sender's certificate is added to the first object block In；
First authorization message acquisition module, the authorization message for obtaining sender's certificate；
First block add module, for the authorization message that obtains the first authorization message acquisition module and described the The first object block of one certificates constructing module addition is added in the block chain.
21. the first terminal according to any one of claim 15 to 17, which is characterized in that the block chain includes at least One block, and each block includes an at least certificate in the block chain, and the block chain includes unique root certificate, Unique root certificate can authorize an at least certificate, and all certificates can authorize sub- certificate, and institute in the block chain It states certificate and mailbox in block chain to correspond, each certificate includes the public key of respectively corresponding mailbox.
22. a kind of second terminal, which is characterized in that including：
Mail reception module, the encrypted targeted mails for receiving the transmission of sender's mailbox；
Deciphering module decrypts the postal for the private key based on the corresponding recipient mailbox of the targeted mails obtained in advance The targeted mails that part receiving module receives；
Wherein, the encrypted targeted mails are the corresponding mail sending device of sender's mailbox of the targeted mails, are based on The targeted mails are encrypted in the public key of the recipient mailbox, and the public key of the recipient mailbox is the postal What part sending device was obtained from the block chain obtained in advance.
23. second terminal according to claim 22, which is characterized in that the deciphering module is used for by obtaining in advance The private key of the corresponding recipient mailbox of the targeted mails, decrypt the targeted mails Mail Contents and mail header in extremely One item missing；
Wherein, the Mail Contents include message body and attachment.
24. second terminal according to claim 22, which is characterized in that the deciphering module includes：
Cipher key decryption unit decrypts the postal for the private key of the recipient mailbox by the targeted mails obtained in advance The second session key in the mail head for the targeted mails that part receiving module receives, obtains the first session key；
Mail decryption unit, first session key for being obtained by the cipher key decryption unit is decrypted, described in decryption At least one of in the Mail Contents and mail header of targeted mails；
Wherein, the Mail Contents include message body and attachment.
25. second terminal according to claim 22, which is characterized in that the second terminal further includes：
Sender's certificate acquisition module, the sender of sender's mailbox for obtaining the targeted mails from the block chain Certificate；
Second authentication module, it is whether legal for verifying sender's certificate that sender's certificate acquisition module obtains；
If the deciphering module is that sender's certificate is legal for the verification result of second authentication module, based on advance The private key of the recipient mailbox of the targeted mails obtained, decrypts the targeted mails.
26. second terminal according to claim 22, which is characterized in that the second terminal further includes：
Encryption identification acquisition module, the encryption identification for obtaining the targeted mails；
Judgment module, for judging whether the encryption identification is using the encrypted encryption identification of block chain certificate；
If it is to be encrypted using block chain certificate that the deciphering module, which is the encryption identification for the judgment module judging result, Encryption identification, the private key of the recipient mailbox based on the targeted mails obtained in advance decrypts the targeted mails.
27. the second terminal according to any one of claim 22 to 26, the second terminal further include：
Second block generation module, for by proof of work mechanism, generating the second target block；
Third public key acquisition module, the public key for obtaining the recipient mailbox from the block chain；
Second certificates constructing module is generated according to the public key for the recipient mailbox that the third public key acquisition module obtains Addressee's certificate of public key including the recipient mailbox, and addressee's certificate is added to second target block In；
Second authorization message acquisition module, the authorization message for obtaining addressee's certificate；
Second block add module, for the authorization message that obtains the second authorization message acquisition module and described the Second target block of two certificates constructing modules addition is added in the block chain.
28. the second terminal according to any one of claim 22 to 26, which is characterized in that the block chain includes at least One block, and each block of block chain includes an at least certificate, and the block chain includes unique root certificate, institute An at least certificate can be authorized by stating unique root certificate, and all certificates can authorize sub- certificate in the block chain, and described Certificate and mailbox correspond in block chain, and each certificate includes the public key of respectively corresponding mailbox.
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Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107959684A (en) * 2017-12-08 2018-04-24 上海壹账通金融科技有限公司 Safety communicating method, device, computer equipment and storage medium
CN108667717B (en) * 2018-04-20 2021-06-08 网易（杭州）网络有限公司 Block chain processing method, medium, device and computing equipment based on instant messaging message record
CN108737106B (en) * 2018-05-09 2021-06-01 深圳壹账通智能科技有限公司 User authentication method and device on block chain system, terminal equipment and storage medium
CN108769014B (en) * 2018-05-29 2019-05-14 山东九州信泰信息科技股份有限公司 A method of PGP verification is carried out to Email based on block chain technology
CN109039358B (en) * 2018-09-11 2021-01-26 泉州科缔恒电子科技有限公司 Intercom based on block chain technique
EP3932021A4 (en) * 2019-03-01 2022-11-09 ZeU Technologies, Inc. Blockchain-based secure email system
CN109831374B (en) * 2019-03-18 2020-04-21 深圳幂度信息科技有限公司 Mail receiving and sending system based on block chain
CN110351185A (en) * 2019-06-28 2019-10-18 太原理工大学 A kind of distributed electronic mailbox system based on block chain technology
CN110351258A (en) * 2019-06-28 2019-10-18 太原理工大学 A kind of distributed electronic mailbox system based on no coin block chain technology
CN111193750A (en) * 2020-01-06 2020-05-22 李蕴光 Mailbox encryption method, mailbox decryption method and mailbox processing method based on block chain
CN111464494A (en) * 2020-02-26 2020-07-28 北京十安赛恩科技有限公司 E-mail encryption method, first client and block chain system
CN114095468B (en) * 2021-11-19 2023-04-07 中国银行股份有限公司 Message middleware system, post office system and message receiving and transmitting method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101572678A (en) * 2008-04-30 2009-11-04 北京明朝万达科技有限公司 Mail attachment transparent privacy control method
CN101924710A (en) * 2009-06-15 2010-12-22 北京华智大为科技有限公司 Management system and method for enterprise email box
CN102170419A (en) * 2010-02-25 2011-08-31 北京邮电大学 A secure mail client system and a method thereof
CN105591753A (en) * 2016-01-13 2016-05-18 杭州复杂美科技有限公司 Application method of CA certificate on block chain
CN106097073A (en) * 2016-06-20 2016-11-09 深圳市淘淘谷信息技术有限公司 A kind of block chain gives the method for the numeral exclusive ID of account trading process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080118070A1 (en) * 2006-11-20 2008-05-22 6580874 Canada Inc. Open and distributed systems to provide secure email service
EP1968265A1 (en) * 2007-02-07 2008-09-10 Comodo CA Limited Method and system for securely transmitting electronic mail
CN107851111A (en) * 2015-05-05 2018-03-27 识卡公司 Use the identity management services of block chain

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101572678A (en) * 2008-04-30 2009-11-04 北京明朝万达科技有限公司 Mail attachment transparent privacy control method
CN101924710A (en) * 2009-06-15 2010-12-22 北京华智大为科技有限公司 Management system and method for enterprise email box
CN102170419A (en) * 2010-02-25 2011-08-31 北京邮电大学 A secure mail client system and a method thereof
CN105591753A (en) * 2016-01-13 2016-05-18 杭州复杂美科技有限公司 Application method of CA certificate on block chain
CN106097073A (en) * 2016-06-20 2016-11-09 深圳市淘淘谷信息技术有限公司 A kind of block chain gives the method for the numeral exclusive ID of account trading process

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