CN101038568B - Method and device for encrypting date of external computer hard disk - Google Patents
Method and device for encrypting date of external computer hard disk Download PDFInfo
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- CN101038568B CN101038568B CN200710008838A CN200710008838A CN101038568B CN 101038568 B CN101038568 B CN 101038568B CN 200710008838 A CN200710008838 A CN 200710008838A CN 200710008838 A CN200710008838 A CN 200710008838A CN 101038568 B CN101038568 B CN 101038568B
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims abstract 2
- 238000010079 rubber tapping Methods 0.000 claims description 13
- 238000013461 design Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000012795 verification Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000000926 separation method Methods 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The invention belongs to the computer information security processing system, in particular to an outlaid computer hard disk data encryption method and apparatus. The invention is an outlaid computerhard disk encryption apparatus (also called as hard disk lock), the key point of which lies in that an interface matched with the computer exterior interface is provided, an interface chip is arrangedinside to realize the communication and data transmission between the hard disk lock and PC. The advantage of the invention is that an encryption scheme is provided for encrypting hardware system under non-operation system, which realizes the separation of the encryption system and data transmission, besides a software encryption module is also provided in the encryption apparatus, the hard diskencryption apparatus composed of the hardware and software provides dual-insurance, thereby a top class data security is ensured. The invention can be applied to the computer equipment with any kind of encryption request.
Description
Technical field
The invention belongs to the computer information safe disposal system, stop disabled user's access hard disk data, especially belong to a kind of Extrnal-mounted Computer Hard Disk Data Encryption Method and device.
Background technology
Become a problem that urgency is to be solved in current information safety, information security all has great significance for every profession and trade, and in order to solve information security issue, current also have corresponding security product to come out.Through existing technical literature retrieval is found:
Notification number be CN1066929's " screen protective system for computer hard disc data "; a kind of hard disk data protection mode has been proposed; but this mode just mode by access control prevents that unauthorized user is not to the visit of hard disc data and to fixed disk data enciphering; in case hard disk occurring is removed; then access control was just lost efficacy, and controlled data just can be stolen easily by the disabled user.
Notification number be CN2383149's " a kind of encrypting computer hard disc device ", proposed hard disc data to be carried out the method for selective encryption by relay, this method travelling speed is slow, and implements more complicated.
Notification number is CN1641522's in " computer hard disk data encryption method and device thereof ", encryption system is placed between hard disk and main frame, transmission data between hard disk and main frame are encrypted, and when main frame during to the hard disk write data, the key that data stream is read by key management system is encrypted.The key of this encryption method is stored in key management unit, and key participates in data encryption directly, so key easily is cracked, and the user can also read hard disk information after entering system.
Notification number be CN1186732C's " guard method of computer hard disc and protection system ", its key is stored on the hard disk, if hard disk is stolen, key just might be cracked.
Summary of the invention
The object of the invention is to overcome above-mentioned shortcoming, and a kind of computing machine normal running speed that do not influence is provided, and encryption system separates with main frame, is difficult for losing more safe and reliable Extrnal-mounted Computer Hard Disk Data Encryption Method and device simultaneously.
The technical solution adopted in the present invention is a kind of date of external computer hard disk data encryption device (being called Hard-disk Lock again), its main points are that it has an interface that matches with the computing machine external tapping, inside comprises interface chip, also has an embedded computer, in the software cryptography module is arranged, embedded computer has been realized the control encryption device, data operation, and the result of computing stored, and upload on the PC by interface chip, realized communicating by letter between encryption device and the PC, data transmission, the software cryptography module has realized the Core Feature of encryption device, detects hard disk, the control hard disk, and data operation processing capacity.
The inventor passes through years of researches, utilize the equipment such as the USB flash disk of existing plug and play, the encipherment scheme of the USB device hardware system under a kind of not operation system is proposed, realized that encryption system separates with main frame, generally be after locking, key to be taken away with oneself, rather than key is hidden in the scene, stay the hidden danger that is found by the people.
Also contain result, the configuration of equipment and the configuration of running environment thereof that a Flash storage chip is used for canned data, operation generation in the encryption device.
By the fixed disk data enciphering device of hardware and the dual composition of software, encryption provides dual fail-safe to computer hard disk data.
Hard-disk Lock is modeled to ZIP or HDD equipment, loses in order to prevent Hard-disk Lock, and Hard-disk Lock also provides backup lock tool software, and this software is after start first, and operation produces backup file, with the managerial personnel of its unit of being stored in, or in other computer.The interface of Hard-disk Lock can be USB.
A kind ofly utilize above-mentioned Hard-disk Lock to the computer hard disk data encryption method, it has an encryption device that joins with the computing machine external tapping, it has an interface that matches with the computing machine external tapping, inside comprises interface chip, also has an embedded computer, in the software cryptography module is arranged, embedded computer has been realized the control encryption device, data operation, and the result of computing stored, and upload on the PC by interface chip, realized communicating by letter between encryption device and the PC, data transmission, the software cryptography module has realized the Core Feature of encryption device, detect hard disk, the control hard disk, and data operation processing capacity, the startup item design of computing machine is started by encryption device, and this method may further comprise the steps:
The enabled instruction of computing machine is stored in the encryption device;
The start-up routine of computing machine is designed to be started by encryption device;
Whether correct program is stored in the computing machine with judging encryption device;
Its setting up procedure is: BOIS is at Power-On Self-Test, recognize the device signal of external tapping encryption device, in the bootup process of system, should select ZIP or HDD guiding from external tapping, PC just communicates by encryption device after the self check like this, the key that receives user's input go forward side by side row operation, judge key, the hardware keys verification is correct, then read program among FLASH or the E2ROM by embedded computer wherein, and be transferred to by the USB interface chip in the internal memory of PC, and decompress, operation HD encryption decrypted program is realized the operation to hard disk.
Also can further be designed to: also contain the operation program of an encryption key in the encryption device, judge the step that the Hard-disk Lock key is whether correct in the start-up routine of computing machine in addition.
The invention has the advantages that the encipherment scheme that has proposed the encryption device hardware system under a kind of not operation system, realized that encryption system separates with main frame, also contain the software cryptography module in the encryption device simultaneously, fixed disk data enciphering device by hardware and the dual composition of software, for the computer hard disk data encryption provides dual fail-safe, guarantee the safety of user data highest level.The present invention can be applied on any computer equipment that security requirements arranged.
Embodiment
Below the present invention is described in detail
Embodiment 1, a kind of date of external computer hard disk data encryption device, and it has an interface that matches with the computing machine external tapping, and inside comprises interface chip, and interface chip has been realized communicating by letter between Hard-disk Lock and the PC, data transmission.The startup item design of computing machine is started by Hard-disk Lock, and its using method may further comprise the steps:
Contain the enabled instruction of computing machine in the encryption device;
The start-up routine of computing machine is designed to be started by encryption device;
Have the program of judging that encryption device is whether correct in the computing machine.
Encryption device can be modeled to ZIP or HDD equipment, and interface can be USB interface
Embodiment 2, a kind of date of external computer hard disk data encryption device, and it has an interface that matches with computing machine USB external tapping, inside comprises the USB interface chip, embedded computer, Flash storage chip, interface chip have been realized communicating by letter between encryption device and the PC, data transmission; Embedded computer realized control encryption device, data operation and the result of computing storage, upload on the PC; The Flash storage chip is used for result, the configuration of equipment and the configuration of running environment thereof of canned data, operation generation, also contain the software cryptography module in the encryption device, the software cryptography module has realized the Core Feature of Hard-disk Lock, detect hard disk, control hard disk and data operation processing capacity thereof, encryption device contains backup lock tool software, judges the step that the Hard-disk Lock key is whether correct in the start-up routine of computing machine in addition.The startup of computing machine may further comprise the steps:
BOIS is at Power-On Self-Test, recognize the device signal of external tapping encryption device, in the bootup process of system, should select ZIP or HDD guiding from external tapping, PC just communicates by Hard-disk Lock after the self check like this, the key that receives user's input go forward side by side row operation, judge key, the hardware keys verification is correct, then read program among FLASH or the E2ROM by embedded computer wherein, and be transferred to by the USB interface chip in the internal memory of PC, and decompress, operation HD encryption decrypted program is realized the operation to hard disk.
After the start, set the start key first, operation backup lock tool software produces backup file, with the managerial personnel of its unit of being stored in, or in other computer, loses the back in order to Hard-disk Lock and makes new Hard-disk Lock.
Claims (8)
1. date of external computer hard disk data encryption device, it is characterized in that: it has an interface that matches with the computing machine external tapping, inside comprises interface chip, also has an embedded computer, in the software cryptography module is arranged, embedded computer has been realized the control encryption device, data operation, and the result of computing stored, and upload on the PC by interface chip, realized communicating by letter between encryption device and the PC, data transmission, the software cryptography module has realized the Core Feature of encryption device, detects hard disk, the control hard disk, and data operation processing capacity.
2. a kind of date of external computer hard disk data encryption device according to claim 1 is characterized in that: encryption device is modeled to ZIP or HDD equipment.
3. a kind of date of external computer hard disk data encryption device according to claim 1, it is characterized in that: also contain a Flash storage chip in the encryption device, the Flash storage chip is used for result, the configuration of equipment and the configuration of running environment thereof of canned data, operation generation.
4. a kind of date of external computer hard disk data encryption device according to claim 1 is characterized in that: encryption device contains backup lock tool software.
5. a kind of date of external computer hard disk data encryption device according to claim 1, it is characterized in that: the interface of encryption device can be USB.
6. date of external computer hard disk data ciphering method, it is characterized in that: this method is carried out on a computer encryption device, described computer encryption device has an interface that matches with the computing machine external tapping, inside comprises interface chip, also has an embedded computer, in the software cryptography module is arranged, embedded computer has been realized the control encryption device, data operation, and the result of computing stored, and upload on the PC by interface chip, realized communicating by letter between encryption device and the PC, data transmission, the software cryptography module has realized the Core Feature of encryption device, detect hard disk, the control hard disk, and data operation processing capacity, the startup item design of computing machine is started by encryption device, and this method may further comprise the steps:
The enabled instruction of computing machine is stored in the encryption device;
The start-up routine of computing machine is designed to be started by encryption device;
Whether correct program is stored in the computing machine with judging encryption device;
Its setting up procedure is: BOIS is at Power-On Self-Test, recognize the device signal of external tapping encryption device, in the bootup process of system, should select ZIP or HDD guiding from external tapping, PC just communicates by encryption device after the self check like this, the key that receives user's input go forward side by side row operation, judge key, the hardware keys verification is correct, then read program among FLASH or the E2ROM by embedded computer wherein, and be transferred to by the USB interface chip in the internal memory of PC, and decompress, operation HD encryption decrypted program is realized the operation to hard disk.
7. a kind of date of external computer hard disk data ciphering method according to claim 6, it is characterized in that: also have the operation program of an encryption key to be stored in the encryption device, have one to judge the Hard-disk Lock key whether correct step is stored in the start-up routine of computing machine.
8. a kind of date of external computer hard disk data ciphering method according to claim 7, it is characterized in that: that occupy core status in the topological structure of USB is main frame (Host), any usb data transmission all must be initiated and control by main frame, all USB peripheral hardwares all can only connect with main frame, between any two peripheral hardwares or can't direct communication between two main frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710008838A CN101038568B (en) | 2007-04-16 | 2007-04-16 | Method and device for encrypting date of external computer hard disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710008838A CN101038568B (en) | 2007-04-16 | 2007-04-16 | Method and device for encrypting date of external computer hard disk |
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| Publication Number | Publication Date |
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| CN101038568A CN101038568A (en) | 2007-09-19 |
| CN101038568B true CN101038568B (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200710008838A Expired - Fee Related CN101038568B (en) | 2007-04-16 | 2007-04-16 | Method and device for encrypting date of external computer hard disk |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101281574B (en) * | 2008-05-14 | 2011-04-20 | 北京深思洛克软件技术股份有限公司 | Technical method preventing software protecting equipment being unlawfully shared |
| CN102436568B (en) * | 2010-09-29 | 2014-12-17 | 苏州慧尔科技发展有限公司 | Computer external encryption device with storage function and encryption and decryption method utilizing same |
| CN102024115B (en) * | 2010-11-19 | 2013-04-17 | 紫光股份有限公司 | Computer with user security subsystem |
| US8839399B2 (en) * | 2012-03-30 | 2014-09-16 | International Business Machines Corporation | Tenant driven security in a storage cloud |
| CN103684744A (en) * | 2013-12-09 | 2014-03-26 | 北京恒华伟业科技股份有限公司 | Device and method for preventing tunnel monitoring data from being tampered |
| CN103823692B (en) * | 2013-12-31 | 2019-05-10 | 北京华虹集成电路设计有限责任公司 | A kind of computer operating system starting method |
| CN103729324A (en) * | 2014-01-22 | 2014-04-16 | 浪潮电子信息产业股份有限公司 | Security protection device of cloud storage file based on USB3.0 interface |
| CN103902932B (en) * | 2014-03-27 | 2017-01-25 | 杭州师范大学 | Method for encryption through data encryption and decryption device for USB storage devices |
| CN105184196B (en) * | 2015-09-02 | 2018-09-11 | 四川九洲电器集团有限责任公司 | Electronic system information safety protection system and method |
| CN107392039B (en) * | 2017-09-22 | 2020-06-30 | 华北理工大学 | Computer hard disk data encryption method and device |
| WO2019080112A1 (en) * | 2017-10-27 | 2019-05-02 | 福建联迪商用设备有限公司 | Ukey-based software decryption method and terminal |
| CN111966407A (en) * | 2020-07-16 | 2020-11-20 | 芯发威达电子(上海)有限公司 | Startup management method, system and storage medium thereof |
| CN113569272B (en) * | 2021-09-27 | 2022-01-11 | 深圳市永达电子信息股份有限公司 | Secure computer implementation method and secure computer |
| CN116070295B (en) * | 2023-02-27 | 2023-08-01 | 赛芯半导体技术(北京)有限公司 | Data processing system |
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| EP0911738A2 (en) * | 1997-10-22 | 1999-04-28 | Calluna Technology Limited | Disk drive with embedded data encryption |
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2007
- 2007-04-16 CN CN200710008838A patent/CN101038568B/en not_active Expired - Fee Related
Patent Citations (7)
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| EP0911738A2 (en) * | 1997-10-22 | 1999-04-28 | Calluna Technology Limited | Disk drive with embedded data encryption |
| CN1357839A (en) * | 2000-12-08 | 2002-07-10 | 宏碁电脑股份有限公司 | Computer safety system and its initiate method |
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| CN101038568A (en) | 2007-09-19 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Fuzhou Returnstar Digital Technology Co., Ltd. Assignor: Ding Wannian Contract fulfillment period: 2008.9.8 to 2018.9.7 Contract record no.: 2008350000095 Denomination of invention: Method and device for encrypting date of external computer hard disk. License type: Exclusive license Record date: 20081014 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.9.8 TO 2018.9.7; CHANGE OF CONTRACT Name of requester: FUZHOU RUIDA DIGITAL TECHNOLOGY CO., LTD. Effective date: 20081014 |
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Effective date of registration: 20151204 Address after: Cangshan District of Fuzhou City, Fujian province 350028 to build a new town, Jinshan Road No. 618, juyuanzhou Industrial Park Gulou Park Building No. 8 Patentee after: Returnstar Interactive Technology Group Co., Ltd. Address before: Qian Tang Xiang, Gulou District of Fuzhou city in Fujian province 350003 yuan Lake No. 8 1 8F Patentee before: Ding Wannian |
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| CP02 | Change in the address of a patent holder |
Address after: 350028 6, No. 1 Innovation Park, No. 3 east science and technology road, Minhou street, Minhou, Fuzhou. Patentee after: Returnstar Interactive Technology Group Co., Ltd. Address before: 350028 8 tower building, Orange Garden Industrial Park, 618 Jinshan Road, Jianxin Town, Cangshan District, Fuzhou, Fujian. Patentee before: Returnstar Interactive Technology Group Co., Ltd. |
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Granted publication date: 20100519 Termination date: 20200416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |