CN111125020A - Block chain-based information security management method, system and server - Google Patents
Block chain-based information security management method, system and server Download PDFInfo
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- CN111125020A CN111125020A CN201911330924.7A CN201911330924A CN111125020A CN 111125020 A CN111125020 A CN 111125020A CN 201911330924 A CN201911330924 A CN 201911330924A CN 111125020 A CN111125020 A CN 111125020A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/14—Details of searching files based on file metadata
- G06F16/148—File search processing
- G06F16/152—File search processing using file content signatures, e.g. hash values
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/17—Details of further file system functions
- G06F16/172—Caching, prefetching or hoarding of files
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
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Abstract
The information safety management method based on the block chain comprises the steps of firstly determining information to be stored, then storing the information to be stored on a data cloud, and obtaining stored data; the information to be stored is registered at any node of the block chain, the block chain calculates the information to be stored according to a preset method to obtain a first hash value, the block chain registers the first hash value, stores the first hash value on the block chain and records the block information.
Description
Technical Field
The invention relates to the technical field of information security, in particular to a block chain-based information security management method, a block chain-based information security management system and a block chain-based information security management server.
Background
Information acquisition is becoming easier today with the popularity of the internet and with its breakthrough growth. In early societies, people looking for information may need to go to a library to look up many related books to find related information. Today, however, people simply sit at home, then connect to a portal site through a tool, and type in keywords, to obtain a lot of relevant information. Although the internet makes human life more convenient, information security is becoming less and less.
The existing method for protecting information safety is to encrypt and store information and encrypt information to be protected, but even if the information is encrypted, a person who knows a decryption method, such as a professional worker, can decrypt the information by himself and change the information, and the person who stores the information cannot know the information without changing the encryption mode, so that the safety degree of the information is poor and the accuracy of the information cannot be guaranteed.
Disclosure of Invention
The embodiment of the invention aims to provide a block chain-based information security management method, a block chain-based information security management system and a block chain-based information security management server so as to improve the accuracy of stored information. The specific technical scheme is as follows:
in a first aspect, an embodiment of the present invention provides a block chain-based information security management method, including:
determining information to be stored, wherein the information to be stored is any one of image data, video stream data, computer data and confidential data;
storing the information to be stored on a data cloud to obtain stored data; wherein, the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk;
registering the information to be stored at any node of a block chain, calculating the information to be stored by the block chain according to a preset method to obtain a first hash value, storing and registering the first hash value by the block chain, and recording block information.
Optionally, after recording the block information, the method further includes:
when the stored data needs to be verified, extracting the stored data from the data cloud, and calculating the stored data by using a preset method to obtain a second hash value;
comparing the first hash value to the second hash value:
when the first hash value is the same as the second hash value, the stored information is authentic;
when the first hash value is different from the second hash value, the stored information is not authentic.
Optionally, the preset method is a hash algorithm.
Optionally, the block information includes a block height and a block chain timestamp.
Optionally, after storing the first hash value on the block chain and recording block information, the method further includes:
and encrypting the first hash value by using a preset secret key.
Optionally, before when the stored data needs to be verified, the method further includes:
and decrypting the first hash value by using a preset secret key.
In a second aspect, an embodiment of the present invention provides an information security management system based on a block chain, including:
the device comprises a determining module, a storage module and a storage module, wherein the determining module is used for determining information to be stored, and the information to be stored is any one of image data, video stream data, computer data and confidential data;
the storage module is used for storing the information to be stored on a data cloud to obtain stored data; wherein, the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk;
and the block chain module is used for registering the information to be stored at any node of a block chain, the block chain calculates the information to be stored according to a preset method to obtain a first hash value, the block chain registers the first hash value, stores the first hash value on the block chain, and records the block information.
Optionally, the method further includes:
the verification module is used for extracting the stored data from the data cloud when the stored data needs to be verified, and calculating the stored data by using a preset method to obtain a second hash value;
a comparison module to compare the first hash value to the second hash value:
when the first hash value is the same as the second hash value, the stored information is authentic;
when the first hash value is different from the second hash value, the stored information is not authentic.
Optionally, the hash table further includes an encryption module, configured to encrypt the first hash value by using a preset key.
Optionally, the hash table further includes a decryption module, configured to decrypt the first hash value with a preset key.
In a third aspect, an embodiment of the present invention provides a server, including a processor, a communication interface, a memory, and a communication bus, where the processor and the communication interface complete communication between the memory and the processor through the communication bus;
a memory for storing a computer program;
and the processor is used for realizing the steps of the method when executing the program stored in the memory.
The information security management method based on the block chain comprises the steps of firstly determining information to be stored, wherein the information to be stored can be image data, video stream data, computer data or confidential data; then, storing the information to be stored on a data cloud to obtain stored data; the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk, information to be stored is registered at any node of a block chain, the block chain calculates the information to be stored according to a preset method to obtain a first hash value, the block chain registers the first hash value, stores the first hash value on the block chain and records block information, the block chain-based information security management method can be used for uniquely binding the hash value with a storage file, due to the nature of the block chain, the hash value stored on the block chain cannot be modified by a single block belonging to the block chain, if the hash value is modified by law, the modification of the single block is not identified in other blocks of the block chain, namely the hash value stored on the block chain cannot be modified on the single block, so that the hash value of the block information corresponding to the data is ensured not to be modified, when the stored information needs to be verified, only the data stored on the data cloud needs to be recalculated into the hash value, the recalculated hash value is compared with the hash value stored on the blockchain, and if the recalculated hash value is consistent with the hash value stored on the blockchain, the data stored on the data cloud is not modified.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a flowchart of an information security management method based on a block chain according to an embodiment of the present invention;
fig. 2 is a module connection diagram of an information security management system based on a block chain according to an embodiment of the present invention;
fig. 3 is a module connection diagram of a server according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention.
In order to improve the accuracy of stored information, embodiments of the present invention provide a block chain-based information security management method, system, and server.
In a first aspect, referring to fig. 1, an embodiment of the present invention provides a block chain-based information security management method, including:
s110, determining information to be stored, wherein the information to be stored is any one of image data, video stream data, computer data and confidential data;
s120, storing the information to be stored on a data cloud to obtain stored data; wherein, the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk;
s130, registering the information to be stored at any node of a block chain, calculating the information to be stored by the block chain according to a preset method to obtain a first hash value, storing and registering the first hash value by the block chain, and recording block information.
Specifically, the information security management method based on the block chain provided by the embodiment of the present invention includes first determining information to be stored, where the information to be stored may be image data, video stream data, computer data, or secret data, and in other words, all data encountered by a user in practical application may be stored by using the method provided by the embodiment of the present invention; then, storing the information to be stored on a data cloud to obtain stored data; the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk, information to be stored is registered at any node of a block chain, the block chain calculates the information to be stored according to a preset method to obtain a first hash value, the block chain registers the first hash value, stores the first hash value on the block chain and records block information, the block chain-based information security management method can be used for uniquely binding the hash value with a storage file, due to the nature of the block chain, the hash value stored on the block chain cannot be modified by a single block belonging to the block chain, if the hash value is modified by law, the modification of the single block is not identified in other blocks of the block chain, namely the hash value stored on the block chain cannot be modified on the single block, so that the hash value of the block information corresponding to the data is ensured not to be modified, when the stored information needs to be verified, only the data stored on the data cloud needs to be recalculated into the hash value, the recalculated hash value is compared with the hash value stored on the blockchain, and if the recalculated hash value is consistent with the hash value stored on the blockchain, the data stored on the data cloud is not modified.
Further, after recording the block information, the method further includes:
s140, when the stored data need to be verified, extracting the stored data from the data cloud, and calculating the stored data by using a preset method to obtain a second hash value;
s150, comparing the first hash value with the second hash value:
when the first hash value is the same as the second hash value, the stored information is authentic;
when the first hash value is different from the second hash value, the stored information is not authentic.
It should be noted that the data cloud may be an existing storage substrate, or may be a hardware storage device, such as a usb disk, a mobile hard disk, or the like, which is not limited in the embodiment of the present invention, when the storage information needs to be verified, only the data stored in the data cloud needs to be recalculated with a hash algorithm, and the recalculated hash value is compared with the hash value stored in the blockchain, and if the hash value is consistent with the hash value stored in the blockchain, the data stored in the data cloud is not modified. If the data are inconsistent, the data stored on the data cloud are proved to be changed, the data are not referential, in the block chain technology, hash values obtained by different data calculation are different necessarily, and the obtained hash values are the same no matter how many times the hash values are calculated by the same object.
Further, the preset method is a hash algorithm.
Further, the block information includes a block height and a block chain timestamp.
Further, after storing the first hash value on the block chain and recording block information, the method further includes:
and encrypting the first hash value by using a preset secret key.
Further, before the time when the stored data needs to be verified, the method further comprises:
and decrypting the first hash value by using a preset secret key.
It should be noted that, in the embodiment of the present invention, an encryption means is used to encrypt the first hash value stored in the blockchain, so that it is possible to effectively prevent a user without a decryption means from being unable to obtain the first hash value, thereby improving the storage security of the first hash value, and further indirectly improving the security of the data uniquely corresponding to the first hash value.
Specifically, the information security management method based on the block chain provided by the embodiment of the present invention includes first determining information to be stored, where the information to be stored may be image data, video stream data, computer data, or secret data, and in other words, all data encountered by a user in practical application may be stored by using the method provided by the embodiment of the present invention; then, storing the information to be stored on a data cloud to obtain stored data; the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk, information to be stored is registered at any node of a block chain, the block chain calculates the information to be stored according to a preset method to obtain a first hash value, the block chain registers the first hash value, stores the first hash value on the block chain and records block information, the block chain-based information security management method can be used for uniquely binding the hash value with a storage file, due to the nature of the block chain, the hash value stored on the block chain cannot be modified by a single block belonging to the block chain, if the hash value is modified by law, the modification of the single block is not identified in other blocks of the block chain, namely the hash value stored on the block chain cannot be modified on the single block, so that the hash value of the block information corresponding to the data is ensured not to be modified, when the stored information needs to be verified, only the data stored on the data cloud needs to be recalculated into the hash value, the recalculated hash value is compared with the hash value stored on the blockchain, and if the recalculated hash value is consistent with the hash value stored on the blockchain, the data stored on the data cloud is not modified.
In a second aspect, an embodiment of the present invention provides an information security management system based on a block chain, including:
the device comprises a determining module, a storage module and a storage module, wherein the determining module is used for determining information to be stored, and the information to be stored is any one of image data, video stream data, computer data and confidential data;
the storage module is used for storing the information to be stored on a data cloud to obtain stored data; wherein, the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk;
and the block chain module is used for registering the information to be stored at any node of a block chain, the block chain calculates the information to be stored according to a preset method to obtain a first hash value, the block chain registers the first hash value, stores the first hash value on the block chain, and records the block information.
Further, the method also comprises the following steps:
the verification module is used for extracting the stored data from the data cloud when the stored data needs to be verified, and calculating the stored data by using a preset method to obtain a second hash value;
a comparison module to compare the first hash value to the second hash value:
when the first hash value is the same as the second hash value, the stored information is authentic;
when the first hash value is different from the second hash value, the stored information is not authentic.
Further, the hash table further comprises an encryption module, configured to encrypt the first hash value with a preset key.
Further, the hash table further comprises a decryption module, configured to decrypt the first hash value with a preset key.
In a third aspect, an embodiment of the present invention provides a server, including a processor, a communication interface, a memory, and a communication bus, where the processor and the communication interface complete communication between the memory and the processor through the communication bus;
a memory for storing a computer program;
the processor is used for realizing the following steps when executing the program stored in the memory:
s110, determining information to be stored, wherein the information to be stored is any one of image data, video stream data, computer data and confidential data;
s120, storing the information to be stored on a data cloud to obtain stored data; wherein, the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk;
s130, registering the information to be stored at any node of a block chain, calculating the information to be stored by the block chain according to a preset method to obtain a first hash value, registering the first hash value by the block chain, storing the first hash value on the block chain, and recording block information.
S140, when the stored data need to be verified, extracting the stored data from the data cloud, and calculating the stored data by using a preset method to obtain a second hash value;
s150, comparing the first hash value with the second hash value:
when the first hash value is the same as the second hash value, the stored information is authentic;
when the first hash value is different from the second hash value, the stored information is not authentic.
The communication bus mentioned in the electronic device may be a Peripheral Component Interconnect (PCI) bus, an Extended Industry Standard Architecture (EISA) bus, or the like. The communication bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, only one thick line is shown, but this does not mean that there is only one bus or one type of bus.
The communication interface is used for communication between the electronic equipment and other equipment.
The Memory may include a Random Access Memory (RAM) or a non-volatile Memory (non-volatile Memory), such as at least one disk Memory. Optionally, the memory may also be at least one memory device located remotely from the processor.
The Processor may be a general-purpose Processor, and includes a Central Processing Unit (CPU), a Network Processor (NP), and the like; the integrated Circuit may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, a discrete Gate or transistor logic device, or a discrete hardware component.
In yet another embodiment provided by the present invention, a computer-readable storage medium is further provided, which has instructions stored therein, and when the instructions are executed on a computer, the instructions cause the computer to execute any one of the steps S110 to S150 in the above-mentioned embodiment.
In a further embodiment provided by the present invention, there is also provided a computer program product comprising instructions which, when run on a computer, cause the computer to perform any of the steps S110-S150 of the above embodiments.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When implemented in software, may be implemented in whole or in part in the form of a computer program product. The computer program product includes one or more computer instructions. When loaded and executed on a computer, cause the processes or functions described in accordance with the embodiments of the invention to occur, in whole or in part. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, from one website site, computer, server, or data center to another website site, computer, server, or data center via wired (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL)) or wireless (e.g., infrared, wireless, microwave, etc.). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that incorporates one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. An information security management method based on a block chain is characterized by comprising the following steps:
determining information to be stored, wherein the information to be stored is any one of image data, video stream data, computer data and confidential data;
storing the information to be stored on a data cloud to obtain stored data; wherein, the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk;
registering the information to be stored at any node of a block chain, calculating the information to be stored by the block chain according to a preset method to obtain a first hash value, storing and registering the first hash value by the block chain, and recording block information.
2. The method for managing information security based on block chain of claim 1, further comprising after recording the block information:
when the stored data needs to be verified, extracting the stored data from the data cloud, and calculating the stored data by using a preset method to obtain a second hash value;
comparing the first hash value to the second hash value:
when the first hash value is the same as the second hash value, the stored information is authentic;
when the first hash value is different from the second hash value, the stored information is not authentic;
the preset method is a Hash algorithm.
3. The method according to claim 1, wherein the block information comprises a block height and a block chain timestamp.
4. The method for safely managing information according to claim 1, further comprising, after storing the first hash value on the blockchain and recording block information:
and encrypting the first hash value by using a preset secret key.
5. The block chain-based information security management method according to claim 1, further comprising, before when the stored data needs to be verified:
and decrypting the first hash value by using a preset secret key.
6. An information security management system based on a block chain, comprising:
the device comprises a determining module, a storage module and a storage module, wherein the determining module is used for determining information to be stored, and the information to be stored is any one of image data, video stream data, computer data and confidential data;
the storage module is used for storing the information to be stored on a data cloud to obtain stored data; wherein, the data cloud is any one of Baidu cloud, Google cloud and Microsoft network disk;
and the block chain module is used for registering the information to be stored at any node of a block chain, the block chain calculates the information to be stored according to a preset method to obtain a first hash value, the block chain registers the first hash value, stores the first hash value on the block chain, and records the block information.
7. The system according to claim 6, further comprising:
the verification module is used for extracting the stored data from the data cloud when the stored data needs to be verified, and calculating the stored data by using a preset method to obtain a second hash value;
a comparison module to compare the first hash value to the second hash value:
when the first hash value is the same as the second hash value, the stored information is authentic;
when the first hash value is different from the second hash value, the stored information is not authentic.
8. The system according to claim 6, further comprising an encryption module configured to encrypt the first hash value with a preset key.
9. The system according to claim 6, further comprising a decryption module configured to decrypt the first hash value with a preset key.
10. A server is characterized by comprising a processor, a communication interface, a memory and a communication bus, wherein the processor and the communication interface are used for realizing the communication between the processor and the memory through the communication bus;
a memory for storing a computer program;
a processor for implementing the method steps of any one of claims 1 to 5 when executing a program stored in the memory.
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