CN105389526A - Mobile hard disk integrating encrypted area and non-encrypted area and data storage method for mobile hard disk - Google Patents
Mobile hard disk integrating encrypted area and non-encrypted area and data storage method for mobile hard disk Download PDFInfo
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- CN105389526A CN105389526A CN201510888562.9A CN201510888562A CN105389526A CN 105389526 A CN105389526 A CN 105389526A CN 201510888562 A CN201510888562 A CN 201510888562A CN 105389526 A CN105389526 A CN 105389526A
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- memory block
- encrypted area
- login authentication
- computing machine
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
- G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
- G06F3/0622—Securing storage systems in relation to access
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Software Systems (AREA)
- Storage Device Security (AREA)
Abstract
The invention discloses a mobile hard disk integrating an encrypted area and a non-encrypted area and a data storage method for the mobile hard disk. The mobile hard disk comprises a common interface, a login apparatus, a memory, an encryption interface and a second memory area which are connected in sequence, wherein the second memory area is connected with a first memory area via a switching apparatus; the first memory area is connected with the common interface and used to store non-encrypted data; the second memory area is used to store encrypted data; and the switching apparatus reads a login verification success identifier from the memory according to needs, and realizes data exchange of the first memory area and the second memory area by using the login verification success identifier. The mobile hard disk has the advantages that the encrypted area and the non-encrypted area are integrated to one mobile hard disk; the mobile hard disk is convenient to carry; and the data of the encrypted area and the data of the non-encrypted area can be converted according to the needs of a user.
Description
Technical field
The present invention relates to portable hard drive and the date storage method thereof of encrypted area and non-encrypted area integration.
Background technology
Have two kinds of portable hard drives in the market, a kind of is common portable hard drive, is namely realized the exchanges data of portable hard drive and computing machine by the USB interface of computing machine, and such portable hard drive security is not high; Another kind is encryption portable hard drive, after authentication authorization and accounting passes through, realizes exchanges data.Above two kinds of products, first inconvenience is used, need to carry common portable hard drive and encryption portable hard drive simultaneously, or need to store non-encrypted file, but what carry is encryption portable hard drive, when carrying out file transfer so on computers, the other side can see the information of encrypt file, now encrypts portable hard drive and is in logging status, if litigant is away from keyboard, the other side has and steals opportunity, and file also can be caused to divulge a secret.
Summary of the invention
Object of the present invention is exactly to solve the problem, portable hard drive and the date storage method thereof of a kind of encrypted area and non-encrypted area integration are provided, it has and is integrated on a portable hard drive by encrypted area and non-encrypted area, easy to carry, and the data of the data of encrypted area and non-encrypted area can need the advantage of conversion according to user.
To achieve these goals, the present invention adopts following technical scheme:
The portable hard drive of encrypted area and non-encrypted area integration, comprising:
The common interface connected successively, entering device, storer, encipher interface and the second memory block, described second memory block is also connected with the first memory block by switching device shifter; Described first memory block is connected with common interface, and described first memory block is for storing non-encrypted data; Described second memory block is used for storage encryption data; Described switching device shifter reads login authentication as required and successfully identifies from storer, successfully identifies the data interchange realizing the first memory block and the second memory block by login authentication.
Described entering device comprises Password Input module and password authentication module, the password of Password Input module receives user input, after reception, password transmission is carried out password authentification to password authentication module, if be verified, produce login authentication successfully to identify, login authentication successfully identifies and passes to storer by entering device; If authentication failed, produce the mark of login authentication failure, the mark of entering device login authentication failure will pass to common interface, denied access second memory block.
Described switching device shifter comprises switching command processing module and login authentication identity reading module, after switching command processing module receives the first memory block/the second memory block switching command, login authentication mark reading command is sent to checking identity reading module, checking identity reading module obtains login authentication from storer and successfully identifies, the login authentication of acquisition is successfully identified and carries out information contrast with the switching command received, contrast successfully, login authentication identity reading module successfully identifies to switching command processing module Transfer Contrast, thus the exchanges data realized between the first memory block and the second memory block, contrast unsuccessfully, login authentication identity reading module to the mark of switching command processing module transmission failure, and refuses the exchanges data between the first memory block and the second memory block.
Described common interface is used for being connected with external computer.
The login authentication success flag that described storer transmits for storing entering device.
Described encipher interface is used for connected storage and the second memory block, and the mark be proved to be successful in storer is passed to the second memory block by encipher interface.
The date storage method of the portable hard drive of encrypted area and non-encrypted area integration, comprises the steps:
Step (201): exchanges data is carried out in computing machine and the second memory block;
Step (202): judge between the second memory block and the first memory block the need of carrying out exchanges data; If just enter step (203); Just return step (202) if not;
Step (203): judge whether switching device shifter is opened, just enters step (204) if open, just returns step (203) if do not open;
Step (204): the success flag in storer is read switching device shifter;
Step (205): exchanges data all can be carried out between the two arbitrarily in computing machine, the first memory block and the second memory block.
The date storage method of the portable hard drive of encrypted area and non-encrypted area integration, also comprised the steps: before step (201)
Step (101): the common interface of computing machine access portable hard drive;
Step (102): carry out exchanges data between computing machine and the first memory block;
Step (103): judge whether access second memory block, if just enter step (104), just returns step (102) if not;
Step (104): judge that whether login authentication is successful, if just enter step (105), just return step (104) if not; Step (105): by the mark that is proved to be successful stored in storer; The mark be proved to be successful is passed to the second memory block by encipher interface.
The date storage method of the portable hard drive of encrypted area and non-encrypted area integration, also comprises the steps: after step (205)
Step (301): judge whether to need to close switching device shifter, if so, just enter step (302); Then return step (301) if not;
Step (302): close switching device shifter, the data exchanging completed of the first memory block, the second memory block and computing machine tripartite after closing.
The date storage method of the portable hard drive of encrypted area and non-encrypted area integration,
Comprised the steps: before step (201)
Step (101): the common interface of computing machine access portable hard drive;
Step (102): carry out exchanges data between computing machine and the first memory block;
Step (103): judge whether access second memory block, if just enter step (104), just returns step (102) if not;
Step (104): judge that whether login authentication is successful, if just enter step (105), just return step (104) if not; Step (105): by the mark that is proved to be successful stored in storer; The mark be proved to be successful is passed to the second memory block by encipher interface;
Also comprise the steps: after step (205)
Step (301): judge whether to need to close switching device shifter, if so, just enter step (302); Then return step (301) if not;
Step (302): close switching device shifter, the data exchanging completed of the first memory block, the second memory block and computing machine tripartite after closing.
First memory block and non-encrypted area, the second memory block and encrypted area.
Beneficial effect of the present invention: realize a portable hard drive and can be encrypted data respectively according to the needs of user and store or not cryptographic storage, and can realize between the data of the data of cryptographic storage and non-encrypted storage switching.
Accompanying drawing explanation
Fig. 1 is portable hard drive inner structure schematic diagram of the present invention;
The module diagram of Fig. 2 entering device inside;
The module diagram of Fig. 3 switching device shifter inside;
Fig. 4 is date storage method flow chart embodiment one of the present invention;
Fig. 5 is date storage method flow chart embodiment two of the present invention;
Fig. 6 is date storage method flow chart embodiment three of the present invention;
Fig. 7 is date storage method flow chart embodiment four of the present invention; .
Wherein, 101, computing machine, 102, common interface, 103, entering device, 104, storer, 105, encipher interface, the 106, second memory block, 107, switching device shifter, the 108, first memory block.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
As shown in Figure 1: a kind of safety mobile hard disc, comprise common interface 102, first memory block 108, entering device 103, storer 104, encipher interface 105, second memory block 106, switching device shifter 107, and the first memory block 108 and the second memory block 106 realize physical isolation by switching device shifter 107.
Computing machine 101 is connected with entering device 103 with the first memory block 108 by the common interface 102 of portable hard drive, can carry out the data interaction of the first memory block 108 and computing machine 101; Entering device 103 can carry out cryptographic check, after cryptographic check success, verification is successfully identified at storer 104 to preserve, and storer 104 gives the second memory block 106 by encipher interface 105 photos and sending messages, realize the exchanges data of the second memory block 106 and computing machine 101.
Switching device shifter 107, for reading the password stored in storer 104, realizes the data exchange between the first memory block 108 and the second memory block 106.
As shown in Figure 2, described entering device 103 comprises Password Input module and password authentication module, the password of Password Input module receives user input, after reception, password transmission is carried out password authentification to password authentication module, if be verified, produce login authentication and successfully identify, login authentication successfully identifies and passes to storer by entering device; If authentication failed, produce the mark of login authentication failure, the mark of entering device login authentication failure will pass to common interface, denied access second memory block.
As shown in Figure 3, described switching device shifter 107 comprises switching command processing module and login authentication identity reading module, after switching command processing module receives the first memory block/the second memory block switching command, login authentication mark reading command is sent to checking identity reading module, checking identity reading module obtains login authentication from storer and successfully identifies, the login authentication of acquisition is successfully identified and carries out information contrast with the switching command received, contrast successfully, login authentication identity reading module successfully identifies to switching command processing module Transfer Contrast, thus the exchanges data realized between the first memory block and the second memory block, contrast unsuccessfully, login authentication identity reading module to the mark of switching command processing module transmission failure, and refuses the exchanges data between the first memory block and the second memory block.
As shown in Figure 4, embodiment 1: the date storage method of the portable hard drive of encrypted area and non-encrypted area integration, comprises the steps:
Step (201): exchanges data is carried out in computing machine and the second memory block;
Step (202): judge between the second memory block and the first memory block the need of carrying out exchanges data; If just enter step (203); Just return step (202) if not;
Step (203): judge whether switching device shifter is opened, just enters step (204) if open, just returns step (203) if do not open;
Step (204): the success flag in storer is read switching device shifter;
Step (205): exchanges data all can be carried out between the two arbitrarily in computing machine, the first memory block and the second memory block.
As shown in Figure 5, embodiment 2: the date storage method of the portable hard drive of encrypted area and non-encrypted area integration, comprises the steps:
Step (101): the common interface of computing machine access portable hard drive;
Step (102): carry out exchanges data between computing machine and the first memory block;
Step (103): judge whether access second memory block, if just enter step (104), just returns step (102) if not;
Step (104): judge that whether login authentication is successful, if just enter step (105), just return step (104) if not; Step (105): by the mark that is proved to be successful stored in storer; The mark be proved to be successful is passed to the second memory block by encipher interface; Enter step (201);
Step (201): exchanges data is carried out in computing machine and the second memory block;
Step (202): judge between the second memory block and the first memory block the need of carrying out exchanges data; If just enter step (203); Just return step (202) if not;
Step (203): judge whether switching device shifter is opened, just enters step (204) if open, just returns step (203) if do not open;
Step (204): the success flag in storer is read switching device shifter;
Step (205): exchanges data all can be carried out between the two arbitrarily in computing machine, the first memory block and the second memory block.
As shown in Figure 6, embodiment 3: the date storage method of the portable hard drive of encrypted area and non-encrypted area integration, comprises the steps:
Step (201): exchanges data is carried out in computing machine and the second memory block;
Step (202): judge between the second memory block and the first memory block the need of carrying out exchanges data; If just enter step (203); Just return step (202) if not;
Step (203): judge whether switching device shifter is opened, just enters step (204) if open, just returns step (203) if do not open;
Step (204): the success flag in storer is read switching device shifter;
Step (205): exchanges data all can be carried out between the two arbitrarily in computing machine, the first memory block and the second memory block; Enter step (301);
Step (301): judge whether to need to close switching device shifter, if so, just enter step (302); Then return step (301) if not;
Step (302): close switching device shifter, the data exchanging completed of the first memory block, the second memory block and computing machine tripartite after closing.
As shown in Figure 7, embodiment 4: the date storage method of the portable hard drive of encrypted area and non-encrypted area integration, comprises the steps:
Step (101): the common interface of computing machine access portable hard drive;
Step (102): carry out exchanges data between computing machine and the first memory block;
Step (103): judge whether access second memory block, if just enter step (104), just returns step (102) if not;
Step (104): judge that whether login authentication is successful, if just enter step (105), just return step (104) if not; Step (105): by the mark that is proved to be successful stored in storer; The mark be proved to be successful is passed to the second memory block by encipher interface; Enter step (201);
Step (201): exchanges data is carried out in computing machine and the second memory block;
Step (202): judge between the second memory block and the first memory block the need of carrying out exchanges data; If just enter step (203); Just return step (202) if not;
Step (203): judge whether switching device shifter is opened, just enters step (204) if open, just returns step (203) if do not open;
Step (204): the success flag in storer is read switching device shifter;
Step (205): exchanges data all can be carried out between the two arbitrarily in computing machine, the first memory block and the second memory block; Enter step (301);
Step (301): judge whether to need to close switching device shifter, if so, just enter step (302); Then return step (301) if not;
Step (302): close switching device shifter, any data exchanging completed between the two of the first memory block, the second memory block and computing machine after closing.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (9)
1. the portable hard drive of encrypted area and non-encrypted area integration, is characterized in that, comprising:
The common interface connected successively, entering device, storer, encipher interface and the second memory block, described second memory block is also connected with the first memory block by switching device shifter; Described first memory block is connected with common interface, and described first memory block is for storing non-encrypted data; Described second memory block is used for storage encryption data; Described switching device shifter reads login authentication as required and successfully identifies from storer, successfully identifies the data interchange realizing the first memory block and the second memory block by login authentication.
2. the portable hard drive of encrypted area as claimed in claim 1 and non-encrypted area integration, it is characterized in that, described entering device comprises Password Input module and password authentication module, the password of Password Input module receives user input, after reception, password transmission is carried out password authentification to password authentication module, if be verified, produce login authentication successfully to identify, login authentication successfully identifies and passes to storer by entering device; If authentication failed, produce the mark of login authentication failure, the mark of entering device login authentication failure will pass to common interface, denied access second memory block.
3. the portable hard drive of encrypted area as claimed in claim 1 and non-encrypted area integration, it is characterized in that, described switching device shifter comprises switching command processing module and login authentication identity reading module, after switching command processing module receives the first memory block/the second memory block switching command, login authentication mark reading command is sent to checking identity reading module, checking identity reading module obtains login authentication from storer and successfully identifies, the login authentication of acquisition is successfully identified and carries out information contrast with the switching command received, contrast successfully, login authentication identity reading module successfully identifies to switching command processing module Transfer Contrast, thus the exchanges data realized between the first memory block and the second memory block, contrast unsuccessfully, login authentication identity reading module to the mark of switching command processing module transmission failure, and refuses the exchanges data between the first memory block and the second memory block.
4. the portable hard drive of encrypted area as claimed in claim 1 and non-encrypted area integration, is characterized in that, described common interface is used for being connected with external computer.
5. the portable hard drive of encrypted area as claimed in claim 1 and non-encrypted area integration, is characterized in that, described storer is proved to be successful mark for what store that entering device transmits.
6. the date storage method of the portable hard drive of encrypted area and non-encrypted area integration, is characterized in that, comprises the steps:
Step (201): exchanges data is carried out in computing machine and the second memory block;
Step (202): judge between the second memory block and the first memory block the need of carrying out exchanges data; If just enter step (203); Just return step (202) if not;
Step (203): judge whether switching device shifter is opened, just enters step (204) if open, just returns step (203) if do not open;
Step (204): the success flag in storer is read switching device shifter;
Step (205): exchanges data all can be carried out between the two arbitrarily in computing machine, the first memory block and the second memory block.
7. date storage method as claimed in claim 6, is characterized in that, also comprises the steps: before step (201)
Step (101): the common interface of computing machine access portable hard drive;
Step (102): carry out exchanges data between computing machine and the first memory block;
Step (103): judge whether access second memory block, if just enter step (104), just returns step (102) if not;
Step (104): judge that whether login authentication is successful, if just enter step (105), just return step (104) if not; Step (105): login authentication is successfully identified stored in storer; The mark be proved to be successful is passed to the second memory block by encipher interface.
8. date storage method as claimed in claim 6, is characterized in that, also comprise the steps: after step (205)
Step (301): judge whether to need to close switching device shifter, if so, just enter step (302); Then return step (301) if not;
Step (302): close switching device shifter, the data exchanging completed of the first memory block, the second memory block and computing machine tripartite after closing.
9. date storage method as claimed in claim 6, is characterized in that,
Comprised the steps: before step (201)
Step (101): the common interface of computing machine access portable hard drive;
Step (102): carry out exchanges data between computing machine and the first memory block;
Step (103): judge whether access second memory block, if just enter step (104), just returns step (102) if not;
Step (104): judge that whether login authentication is successful, if just enter step (105), just return step (104) if not; Step (105): by the mark that is proved to be successful stored in storer; The mark be proved to be successful is passed to the second memory block by encipher interface;
Also comprise the steps: after step (205)
Step (301): judge whether to need to close switching device shifter, if so, just enter step (302); Then return step (301) if not;
Step (302): close switching device shifter, the data exchanging completed of the first memory block, the second memory block and computing machine tripartite after closing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510888562.9A CN105389526B (en) | 2015-12-03 | 2015-12-03 | Encrypted area and the mobile hard disk and its date storage method of non-encrypted area integration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510888562.9A CN105389526B (en) | 2015-12-03 | 2015-12-03 | Encrypted area and the mobile hard disk and its date storage method of non-encrypted area integration |
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| CN105389526B CN105389526B (en) | 2018-02-23 |
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| WO2024051252A1 (en) * | 2022-09-06 | 2024-03-14 | 华为技术有限公司 | Data processing method and apparatus |
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| CN105389526B (en) | 2018-02-23 |
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