CN102521169A - Confidential USB (universal serial bus) memory disk with display screen and security control method of confidential USB memory disk - Google Patents
Confidential USB (universal serial bus) memory disk with display screen and security control method of confidential USB memory disk Download PDFInfo
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- CN102521169A CN102521169A CN2011104545193A CN201110454519A CN102521169A CN 102521169 A CN102521169 A CN 102521169A CN 2011104545193 A CN2011104545193 A CN 2011104545193A CN 201110454519 A CN201110454519 A CN 201110454519A CN 102521169 A CN102521169 A CN 102521169A
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- 230000006386 memory function Effects 0.000 claims abstract description 6
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- 230000008676 import Effects 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 7
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- 238000010200 validation analysis Methods 0.000 claims description 6
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Abstract
The invention relates to a confidential USB (universal serial bus) memory disk with a display screen and a security control method of the confidential USB memory disk, which aim to solve the problem of information leakage due to USB mobile memory devices. The confidential USB memory disk comprises a Flash encryption chip, a memory interface, a security chip, a USB interface, a GSM (global system for mobile communications) module, keys and the display screen, the Flash encryption chip is connected with the security chip by the memory interface, the GSM module is respectively connected with the security chip, the keys and the display screen by I/O (input/output) ports to realize data interaction with the security chip, the keys and the display screen, and the USB interface is connected with the security chip by four edge joint lines. The confidential USB memory disk with the display screen not only has a memory function of a common USB flash disk, but also has a password protection function of the USB flash disk.
Description
Technical field
The invention belongs to field of information security technology, be specifically related to a kind of for solving secret USB memory disc and the method for controlling security thereof that the USB movable storage device causes the band display screen that the problem of information leakage designs.
Background technology
Along with the USB flash disk widespread use of (comprising USB flash disk, portable hard drive etc.), people get used to a large amount of document storages in USB flash disk, through the random transmission file of USB flash disk.General USB flash disk does not possess the function of encryption; Anyone can see content wherein through USB flash disk; The flash disk volume is little simultaneously loses easily, makes flash disk become the media of revealing important secret and individual privacy the most easily like this, and the user can't arbitrarily use relievedly.
Conventional USB flash drive can't satisfy user's demand to the unicity function of data storage.Along with enterprise secret is revealed, customer data is stolen and network on the taking place frequently of all kinds of cases such as " door incidents ", safety of data also has been pushed to the teeth of the storm thereupon, the consumer improves rapidly the protection consciousness of data message.The individual privacy in the flash disk and the safety of classified papers receive people's attention day by day.In order to protect the safety of information in user's USB flash disk better, be badly in need of developing the encryption USB memory disc of band display screen.
Summary of the invention
The objective of the invention is to solve and prevent that the USB flash disk accident from losing or visited the data disclosure risk of bringing and a kind of secret USB memory disc and the method for controlling security thereof that provides with band display screen of cipher protection function by illegal possessor; Simultaneously in order to prevent that the user from being peeped when computor-keyboard is imported password; In the USB flash disk external display screen and control are set, input password and identifying code through miniature display screen and control.
The objective of the invention is to realize like this:
A kind of secret USB memory disc with display screen is characterized in that: comprising:
The Flash encryption chip is used to realize user profile is carried out safe encryption memory function, and the data of storage are that the form with ciphertext leaves among the Flash; Key produces at random, is placed on chip internal, even obtain the data among the Flash; Not having key, equally is the mess code of failing to understand;
The safety chip that has USB interface, be used for and the Flash encryption chip between carry out data transmission, also be used for simultaneously the user is verified through the PIN code of button and display screen input; This PIN code passes to safety chip through gsm module, if the success would produce an identifying code, send to gsm module; If mistake then point out the user to re-enter; Safety chip is compared to the verification code information of user's input, correctly then normally starts the USB memory disc, otherwise the prompting user re-enters;
Gsm module is used for the identifying code that receives from safety chip is sent to user mobile phone.
Safety chip is further used for the thresholding that the user imports security pin sign indicating number number of times is set, if the number of times of authentication error surpasses said thresholding, then carries out fault processing.
Gsm module uses the note form that identifying code is sent to user mobile phone.
Said identifying code is a random number.
A kind of secret USB memory disc with display screen; Comprise Flash encryption chip, memory interface, safety chip, USB interface, gsm module, button and display screen; It is characterized in that: wherein the Flash encryption chip is connected with safety chip through memory interface; Gsm module is connected and carries out data interaction respectively with between safety chip and button and the display screen through the I/O port, and USB interface is connected with safety chip through 4 edge joint lines.
The button of the control of said secret USB memory disc is divided into up and down and five operating keys of OK, and the key of oneself is arranged under each button, and each key is connected with English module with digital module in the safety chip, and digital module comprises 0-9 totally ten arabic numeral; English module comprises capitalization A-Z totally 26 English alphabets.
A kind of method of controlling security of the secret USB memory disc with display screen is characterized in that:
When step 1, said USB memory disc access terminal equipment, system can point out the user to import the security pin sign indicating number, and the user imports and accomplishes and wait for;
Step 2 is verified the PIN code of user input, if success then produce an identifying code sends to said identifying code on the user mobile phone, if mistake then point out the user to re-enter;
Step 3, the user checks and saidly sends to the identifying code of mobile phone and input validation sign indicating number information in system;
Step 4, the verification code information that the user is imported compares, and correctly then normally starts the USB memory disc; Otherwise the prompting user re-enters.
In step 2, the thresholding that the user imports security pin sign indicating number number of times is set, if the number of times of authentication error surpasses said thresholding, then carry out fault processing.
In step 2, use the note form that identifying code is sent to user mobile phone.
Said identifying code is a random number.
Characteristics of the present invention and good effect are following: add through rigorous password and identifying code protection the operation of user to miniature control to have guaranteed the safe in utilization of individual USB flash disk with outside two aspects internally.The encryption USB memory disc of band display screen and control not only possesses the memory function of common U disk, but also has the cipher protection function of USB flash disk.Its characteristic is that its novel external miniature display screen and control operates password, can guarantee that user's password when the input password is not easy to be peeped, and is more careful, safer in the computor-keyboard operation with respect to traditional; Its built-in password and identifying code protection is simultaneously verified USB flash disk user identity, thus the safety of assurance USB flash disk information.
Description of drawings:
Fig. 1 is the structural drawing of the secret USB memory disc of band display screen.
Fig. 2 is the workflow diagram of the secret USB memory disc of band display screen.
Embodiment:
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Embodiment 1: a kind of secret USB memory disc with display screen is characterized in that: comprising:
Flash encryption chip 1 is used to realize user profile is carried out safe encryption memory function, and the data of storage are that the form with ciphertext leaves among the Flash; Key produces at random, is placed on chip internal, even obtain the data among the Flash; Not having key, equally is the mess code of failing to understand;
The safety chip 3 that has USB interface 4, be used for and Flash encryption chip 1 between carry out data transmission, also be used for simultaneously the user is verified through the PIN code of button and display screen 6 inputs; This PIN code passes to safety chip through gsm module, if the success would produce an identifying code, send to gsm module; If mistake then point out the user to re-enter; And the verification code information of user input compared, correctly then normally start the USB memory disc, otherwise the prompting user re-enters;
Gsm module 5 is used for the identifying code that receives from safety chip is sent to user mobile phone.
Safety chip is further used for the thresholding that the user imports security pin sign indicating number number of times is set, if the number of times of authentication error surpasses said thresholding, then carries out fault processing.
Gsm module uses the note form that identifying code is sent to user mobile phone.
Said identifying code is a random number.
Embodiment 2: a kind of secret USB memory disc with display screen; Comprise Flash encryption chip 1, memory interface 2, safety chip 3, USB interface 4, gsm module 5, button and display screen 6; It is characterized in that: wherein Flash encryption chip 1 is connected with safety chip 3 through memory interface 2; Gsm module 5 is connected and carries out data interaction respectively with between safety chip 3 and button and the display screen 6 through the I/O port, and USB interface 4 is connected with safety chip 3 through 4 edge joint lines.USB interface 4 is connected with safety chip through 4 edge joint lines, is responsible for connecting computer, and wherein middle two is that data line is the passage that data input or output, responsible to USB flash disk supply power and realization and computer between communication.
The button of the control 6 of said secret USB memory disc is divided into up and down and five operating keys of OK; The key that oneself is arranged under each button; Each key is connected with English module with digital module in the safety chip 3, and digital module comprises 0-9 totally ten arabic numeral; English module comprises capitalization A-Z totally 26 English alphabets.
A kind of method of controlling security of the secret USB memory disc with display screen is characterized in that:
When step 1, said USB memory disc access terminal equipment, system can point out the user to import the security pin sign indicating number, and the user imports and accomplishes and wait for;
Step 2 is verified the PIN code of user input, if success then produce an identifying code sends to said identifying code on the user mobile phone, if mistake then point out the user to re-enter;
Step 3, the user checks and saidly sends to the identifying code of mobile phone and input validation sign indicating number information in system;
Step 4, the verification code information that the user is imported compares, and correctly then normally starts the USB memory disc; Otherwise the prompting user re-enters.
In step 2, the thresholding that the user imports security pin sign indicating number number of times is set, if the number of times of authentication error surpasses said thresholding, then carry out fault processing.
In step 2, use the note form that identifying code is sent to user mobile phone.
Said identifying code is a random number.
Method of operating: (1) when the normal access terminal equipment of USB flash disk, USB memory disc display screen starts and the prompting user inputs password and identifying code;
(2) user's input password and identifying code on the control that USB memory disc self is set; If input correctly then the USB memory disc gets into normal operating conditions; If input error then need re-enter; Can automatically lock and normally to use if the input number of times has surpassed number of times then the USB storage of default, need corresponding unlocking program carry out release.
In sum, the encryption USB memory disc of band display screen and control not only possesses the memory function of common U disk, but also has the cipher protection function of USB flash disk.Its characteristic is that its novel external miniature display screen and control operates password, can guarantee that user's password when the input password is not easy to be peeped, and is more careful, safer in the computor-keyboard operation with respect to traditional; Its built-in password and identifying code protection is simultaneously verified USB flash disk user identity, thus the safety of assurance USB flash disk information.
In Fig. 1; The encryption USB memory disc of band display screen and control is formed (among Fig. 1, the part in the dotted rectangle) by Flash encryption chip 1, memory interface 2, safety chip 3, USB interface 4, gsm module 5, display screen and control 6 (or being called button and display screen).Wherein, Flash chip 1 is connected with safety chip 3 through memory interface 2, and gsm module 5 carries out data interaction respectively and between safety chip 3 and the display screen 6 through I/O; USB interface 4 is connected with safety chip through 4 edge joint lines.
In Fig. 2, at first judge whether access terminal equipment of USB flash disk, insert then the display screen bright screen and point out the user to enter password, otherwise display screen does not have any reaction, system is in waiting status; The user enters password through the USB flash disk control, correctly then normally use USB flash disk, otherwise re-enter, and the input number of times can not surpass (surpass 5 times and carry out fault processing) 5 times.
(1) display screen of USB flash disk is to be connected with safety chip through I/O with control, as the operation of password and identifying code; The button of USB flash disk is divided into up and down and five operating keys of OK, and each button is pressed the key that oneself is all arranged, and software obtains key and gets into current page circulation.When receiving the message that key is pressed, then get into the subroutine of appointment.Have two modules in the program, one is that digital module comprises 0-9 totally ten arabic numeral; One is that English module comprises capitalization A-Z totally 26 English alphabets.The user selects corresponding module according to demand through the operation of operating key, the input validation password.
(2) this product has independently secure storage areas, is used for storing and protecting user's password specially, and guarantees that these data do not go out chip.Input password and call the password of memory block through the programmed control user, password is compared checking.After verifying successfully, main control chip can produce an accidental validation sign indicating number automatically, sends to the USB flash disk display screen through gsm module, and the user passes through USB flash disk control input validation sign indicating number information according to prompting.
Claims (10)
1. secret USB memory disc with display screen is characterized in that: comprising:
Flash encryption chip (1) is used to realize user profile is carried out safe encryption memory function, and the data of storage are that the form with ciphertext leaves among the Flash; Key produces at random, is placed on chip internal, even obtain the data among the Flash; Not having key, equally is the mess code of failing to understand;
The safety chip (3) that has USB interface (4); Be used for and Flash encryption chip (1) between carry out data transmission, also be used for simultaneously the user is verified that through the PIN code of button and display screen (6) input this PIN code passes to safety chip through gsm module; If the success would produce an identifying code; Send to gsm module, if mistake then point out the user to re-enter, and the verification code information of user's input compared; Correctly then normally start the USB memory disc, otherwise the prompting user re-enters;
Gsm module (5) is used for the identifying code that receives from safety chip is sent to user mobile phone.
2. the secret USB memory disc of band display screen according to claim 1 is characterized in that: safety chip is further used for the thresholding that the user imports security pin sign indicating number number of times is set, if the number of times of authentication error surpasses said thresholding, then carries out fault processing.
3. the secret USB memory disc of band display screen according to claim 1 is characterized in that: gsm module uses the note form that identifying code is sent to user mobile phone.
4. the secret USB memory disc of band display screen according to claim 1, it is characterized in that: said identifying code is a random number.
5. secret USB memory disc with display screen; Comprise Flash encryption chip (1), memory interface (2), safety chip (3), USB interface (4), gsm module (5), button and display screen (6); It is characterized in that: wherein Flash encryption chip (1) is connected with safety chip (3) through memory interface (2); Gsm module (5) is connected and carries out data interaction respectively with between safety chip (3) and button and the display screen (6) through the I/O port, and USB interface (4) is connected with safety chip (3) through 4 edge joint lines.
6. the secret USB memory disc of band display screen according to claim 5; It is characterized in that: the button of the control of said secret USB memory disc (6) is divided into up and down and five operating keys of OK; The key that oneself is arranged under each button; Each key is connected with English module with digital module in the safety chip (3), and digital module comprises 0-9 totally ten arabic numeral; English module comprises capitalization A-Z totally 26 English alphabets.
7. method of controlling security with the secret USB memory disc of display screen is characterized in that:
When step 1, said USB memory disc access terminal equipment, system can point out the user to import the security pin sign indicating number, and the user imports and accomplishes and wait for;
Step 2 is verified the PIN code of user input, if success then produce an identifying code sends to said identifying code on the user mobile phone, if mistake then point out the user to re-enter;
Step 3, the user checks and saidly sends to the identifying code of mobile phone and input validation sign indicating number information in system;
Step 4, the verification code information that the user is imported compares, and correctly then normally starts the USB memory disc; Otherwise the prompting user re-enters.
8. the method for controlling security of secret USB memory disc according to claim 7 is characterized in that: in step 2, the thresholding that the user imports security pin sign indicating number number of times is set, if the number of times of authentication error surpasses said thresholding, then carries out fault processing.
9. the method for controlling security of secret USB memory disc according to claim 7 is characterized in that: in step 2, use the note form that identifying code is sent to user mobile phone.
10. the method for controlling security of secret USB memory disc according to claim 7 is characterized in that: said identifying code is a random number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110454519.3A CN102521169B (en) | 2011-12-30 | 2011-12-30 | Confidential USB (universal serial bus) memory disk with display screen and security control method of confidential USB memory disk |
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| CN201110454519.3A CN102521169B (en) | 2011-12-30 | 2011-12-30 | Confidential USB (universal serial bus) memory disk with display screen and security control method of confidential USB memory disk |
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| CN102521169A true CN102521169A (en) | 2012-06-27 |
| CN102521169B CN102521169B (en) | 2014-10-22 |
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| CN105354479A (en) * | 2015-11-03 | 2016-02-24 | 杭州电子科技大学 | USB flash disk authentication based solid state disk and data hiding method |
| CN106295769A (en) * | 2016-08-19 | 2017-01-04 | 芜湖市振华戎科智能科技有限公司 | A kind of implementation method of safe U disc |
| CN108875412A (en) * | 2017-05-15 | 2018-11-23 | 展讯通信（上海）有限公司 | A kind of inSE security module |
| CN114189373A (en) * | 2021-12-01 | 2022-03-15 | 湖北华丛科技有限公司 | Artificial intelligence data processing storage device and storage system thereof |
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| CN102521169B (en) | 2014-10-22 |
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Denomination of invention: Confidential USB (universal serial bus) memory disk with display screen and security control method of confidential USB memory disk Effective date of registration: 20180206 Granted publication date: 20141022 Pledgee: Bank of Communications Ltd Henan branch Pledgor: Zhengzhou Xinda Jie'an Information Technology Co., Ltd. Registration number: 2018410000003 |
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