CN101281497B - Ciphering type mobile storage apparatus - Google Patents
Ciphering type mobile storage apparatus Download PDFInfo
- Publication number
- CN101281497B CN101281497B CN2007100650620A CN200710065062A CN101281497B CN 101281497 B CN101281497 B CN 101281497B CN 2007100650620 A CN2007100650620 A CN 2007100650620A CN 200710065062 A CN200710065062 A CN 200710065062A CN 101281497 B CN101281497 B CN 101281497B
- Authority
- CN
- China
- Prior art keywords
- data processing
- key
- processing module
- wireless signal
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Storage Device Security (AREA)
Abstract
The invention relates to an encrypting type mobile storing device, which comprise a memory for storing data, a communication interface module for data transmission with peripheral equipment; a wireless receiving module for receiving a wireless signal; a data processing module for extracting a key in the wireless signal, which includes an encrypting unit for encrypting files stored in the memory by effective keys and a decrypting unit which decrypts encrypted files got out of the memory, and decrypts encrypted files only when the key in the wireless signal matches to an effective key; and a clock unit for providing clock impulses for the data processing module. The data processing module monitors whether a new wireless signal is received in preset time according to the clock impulses, the wireless signal includes a key matched to an effective key, if the new wireless signal is not received or the key is not matched to the effective key, the decrypting unit can not decrypt encrypted files.
Description
Technical field
The present invention relates to a kind of ciphering type mobile storage apparatus, refer in particular to a kind of flash memory device that utilizes wireless signal control that wireless receiving module receives whether the enciphered data of taking out to be decrypted from storer.
Background technology
Storer is as a kind of information recording medium, in people's work study, play an important role, because the interchange of information needs, mobile memory has appearred, product commonly used such as floppy disk, CD are for floppy disk, along with the increase gradually of file size, have to operate pretty troublesome with the branch dish compression of various compressed softwares.And when utilizing CD to carry out data storage, could be in CD with data storage by means of CD writer, this needs extra-pay.And the appearance of flash disk, portable hard drive etc. more selects for mobile storage.Because the favor that its volume is small and exquisite, easy to use, advantages such as memory space is big, speed is very fast, moderate cost are subjected to users.The use of portable hard drive, make information interchange, preserve, carry and transmit more quick and convenient.
But,, fail to solve fully for the safety problem of information although foregoing portable hard drive has aforesaid advantage.The portable hard drive encryption technology of using is that the IC-card interface is set on portable hard drive substantially at present, and with the work of control ciphering unit whether the key that provides by IC-card, though and thisly provide the mode of key to have confidentiality preferably by means of IC-card, but because the portable hard drive of each ciphering type all needs an IC-card that key is provided, therefore can cause IC-card easily to lose and not manageable phenomenon in the place of concentrating this kind of use ciphering type portable hard drive, and a plurality of use of writing down the IC-card of unique separately key has also caused the waste on convenience, the hardware cost.
Summary of the invention
The object of the present invention is to provide a kind of ciphering type mobile storage apparatus, technical matters to be solved is to make this device can be according to the decryption processing of the cipher controlled that receives in real time by wireless mode to encrypt file, make the encrypt file of storage in this device receive key and utilize this secret key decryption to handle and just can read, and do not receive within a certain period of time and can then encrypt file can't be deciphered, thereby guaranteed the safety of information reliably the key of encrypt file deciphering.
The present invention is achieved by the following technical solutions:
The present invention proposes a kind of ciphering type mobile storage apparatus, comprising: storer is used to store data; Communication interface modules is used for carrying out data transmission with external unit; Wireless receiving module receives wireless signal by wireless mode, and with its output, and is provided with threshold level in the described wireless receiving module, make this wireless receiving module only received signal intensity be higher than the wireless signal of threshold level; Data processing module, receive the wireless signal that wireless receiving module obtains, extract the key in this wireless signal, in this data processing module, comprise ciphering unit and decryption unit, the file of storing in the effective key subtend of this ciphering unit utilization storer is encrypted, decryption unit is used for the encrypt file that takes out from storer is decrypted, and the decryption unit of this data processing module can be decrypted encrypt file when only the key in wireless signal is with effective key match; Clock unit, provide time clock to data processing module, wherein, whether monitoring receives new wireless signal to data processing module in setting-up time according to time clock, and comprise key in this wireless signal with effective key match, as not receiving in setting-up time or key does not match decryption unit can't be decrypted encrypt file, described communication interface modules and data processing module electrically connect, data processing module and storer electric connection.
Aforesaid ciphering type mobile storage apparatus is provided with threshold level in the described wireless receiving module, make this wireless receiving module only received signal intensity be higher than the wireless signal of threshold level.
Aforesaid ciphering type mobile storage apparatus is connected with the ATAPI/IDE expansion interface circuit between described communication interface modules and data processing module.
Aforesaid ciphering type mobile storage apparatus, described storer are FLASH MEMORY or SDRAM or EEPROMA or its combination.
Aforesaid ciphering type mobile storage apparatus, described communication interface modules comprises communication interface and control chip, and wherein, outer computer is connected with communication interface, communication interface is connected with the data terminal of control chip, and the data output end of control chip is connected with the data input pin of data processing module.
Aforesaid ciphering type mobile storage apparatus, described wireless receiving module are to be IEEE1394 interface module, infrared interface module or bluetooth module.
Aforesaid ciphering type mobile storage apparatus, described wireless receiving module comprises the less radio-frequency reader device, this less radio-frequency reader device has the radiofrequency signal of certain frequency obtaining the emission of power supply back, thereby provides energy for radio-frequency card.
In sum, the encrypt file of storing in the storer is deciphered encrypt file by decryption unit after flash memory device receives key by wireless mode, and decryption unit needs to receive in real time key in decrypting process, as do not receive within a certain period of time effective key then decryption unit can't be decrypted encrypt file, thereby not only can realize data confidentiality to single memory storage, and, use convenient concentrating the place of using ciphering type mobile storage apparatus to provide effective key by a unified wireless launcher all memory storages in the zone.
Description of drawings
Structural principle block diagram when Fig. 1 works for ciphering type mobile storage apparatus of the present invention;
Fig. 2 is the theory diagram of ciphering type mobile storage apparatus one embodiment of the present invention.
Embodiment
The present invention will be described in detail below in conjunction with accompanying drawing and specific embodiment:
See also shown in Figure 1ly, ciphering type mobile storage apparatus of the present invention comprises: storer 23 is used to store data; Communication interface modules 21 is used for carrying out data transmission with external unit 10; Wireless receiving module 24 receives wireless signal by wireless mode, and with its output; Data processing module 22, receive the wireless signal that wireless receiving module 24 obtains, extract the key in this wireless signal, in this data processing module 22, comprise ciphering unit and decryption unit, the file of storage is encrypted in the effective key subtend of this ciphering unit utilization storer 23, decryption unit is used for the encrypt file that takes out from storer 23 is decrypted, and the decryption unit of this data processing module 22 can be decrypted encrypt file when only the key in wireless signal is with effective key match; Clock unit 25 comprises clock generating circuit, provides time clock to data processing module 22; Wherein, whether data processing module 22 receives new effective key according to time clock monitoring in setting-up time, as receiving in setting-up time decryption unit can't be decrypted to encrypt file; Communication interface modules 21 electrically connects with data processing module 22, and data processing module 22 electrically connects with storer 23.Above-mentioned clock unit 25 can be the part that time clock is provided in the data processing module 22, also can independently be arranged in the ciphering type mobile storage apparatus of the present invention.
Ciphering type mobile storage apparatus of the present invention receives wireless signal by wireless receiving module 24, and transfer the key that is comprised in this wireless signal by data processing module 22, utilize this key to encrypt file deciphering, simultaneously, the time clock that data processing module 22 provides according to clock unit 25 judges whether to receive once more at the appointed time wireless signal, and the key in this wireless signal is the key for being decrypted file, it is effective key, if receive then decryption unit continues to utilize effective key to the deciphering of encrypt file, if do not receive then make the decryption unit can't be, thereby have guaranteed the real-time of data security to the deciphering of encrypt file.
The scope of the signal intensity control wireless receiving key of the wireless signal that ciphering type mobile storage apparatus of the present invention can also receive by restriction wireless receiving module 24, in this wireless receiving module 24, threshold level is set, make this wireless receiving module only received signal intensity be higher than the wireless signal of setting value.
In the present invention, communication interface modules 21 comprises communication interface 210 and control chip 211, wherein, external unit 10 is connected with communication interface 210, communication interface 210 is connected with the data terminal of control chip 211, and the data output end of control chip 211 is connected with the data input pin of data processing module 22.Described storer 23 can be a hard disk, or a kind of among FLASH MEMORY, SDRAM, the EEPROMA or the memory device that is combined to form.Described communication interface modules 21 can be wireline interface module or radio interface module, for example SATA interface module, ide interface module, blue tooth interface module etc.Described wireless receiving module is for IEEE1394 interface module, infrared interface module or bluetooth module, and is understandable, and wireless receiving module 24 of the present invention and communication interface modules 21 can be the modules that same equipment carries out the difference in functionality operation.
In the present invention, when as the external unit 10 of computing machine etc. during to storer 23 writing informations, by communication interface modules 21 information that external unit sends is read in the ciphering unit of data processing module 22, simultaneously, wireless receiving module 24 receives wireless signal, data processing module 22 is transferred wherein key as being used for encrypted secret key, and ciphering unit utilizes this to be used for encrypted secret key the file of pre-encryption to be carried out encryption, be then written in the storer 23.
In the present invention, also comprise a drive software, this drive software is loaded in the CD, uses once when installation system, is used to drive startup of the present invention, as long as carry out effective authentication in the use afterwards.
Below be that example is described in detail with the portable hard drive that has USB interface.
As shown in Figure 2, in the present embodiment, storer 23 is the portable hard drive of ide interface, communication interface 210 is a USB interface, between USB interface and data processing module 22, be provided with the ATAPI/IDE expansion interface circuit, the data-interface of communication interface control chip 211 is connected with the ATAPI/IDE expansion interface circuit, and the ATAPI/IDE expansion interface circuit is connected with the Data Input Interface of data processing module 22.In data processing module 22, store decryption software, also be provided with a wireless receiving module 24.Wherein, also can store encryption software in the data processing module, this data processing module is a programmable logic array.
The wireless receiving module of ciphering type mobile storage apparatus of the present invention can also be the less radio-frequency reader device, it is the less radio-frequency reader, this less radio-frequency reader device is launched the radiofrequency signal with certain frequency to the external world after obtaining power supply provide energy for radio-frequency card, thereby obtain the wireless signal that radio frequency card provides.
It should be noted that at last: above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (6)
1. ciphering type mobile storage apparatus, comprising: storer is used to store data; Communication interface modules is used for carrying out data transmission with external unit, it is characterized in that also comprising:
Wireless receiving module receives wireless signal by wireless mode, and with its output, and is provided with threshold level in the described wireless receiving module, make this wireless receiving module only received signal intensity be higher than the wireless signal of threshold level;
Data processing module, receive the wireless signal that wireless receiving module obtains, extract the key in this wireless signal, in this data processing module, comprise ciphering unit and decryption unit, the file of storing in the effective key subtend of this ciphering unit utilization storer is encrypted, decryption unit is used for the encrypt file that takes out from storer is decrypted, and the decryption unit of this data processing module can be decrypted encrypt file when only the key in wireless signal is with effective key match;
Clock unit provides time clock to data processing module,
Wherein, whether monitoring receives new wireless signal to data processing module in setting-up time according to time clock, and comprise key in this wireless signal with effective key match, as in setting-up time, not receiving or key does not match decryption unit can't be decrypted encrypt file, described communication interface modules and data processing module electrically connect, and data processing module and storer electrically connect.
2. ciphering type mobile storage apparatus according to claim 1 is characterized in that: be connected with the ATAPI/IDE expansion interface circuit between described communication interface modules and data processing module.
3. ciphering type mobile storage apparatus according to claim 1 is characterized in that: described storer is FLASH MEMORY or SDRAM or EEPROMA or its combination.
4. ciphering type mobile storage apparatus according to claim 1, it is characterized in that: described communication interface modules comprises communication interface and control chip, wherein, outer computer is connected with communication interface, communication interface is connected with the data terminal of control chip, and the data output end of control chip is connected with the data input pin of data processing module.
5. ciphering type mobile storage apparatus according to claim 1 is characterized in that: described wireless receiving module is IEEE1394 interface module, infrared interface module or bluetooth module.
6. ciphering type mobile storage apparatus according to claim 1, it is characterized in that: described wireless receiving module comprises the less radio-frequency reader device, this less radio-frequency reader device has the radiofrequency signal of certain frequency obtaining the emission of power supply back, thereby provides energy for radio-frequency card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100650620A CN101281497B (en) | 2007-04-02 | 2007-04-02 | Ciphering type mobile storage apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100650620A CN101281497B (en) | 2007-04-02 | 2007-04-02 | Ciphering type mobile storage apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101281497A CN101281497A (en) | 2008-10-08 |
| CN101281497B true CN101281497B (en) | 2011-01-19 |
Family
ID=40013980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100650620A Active CN101281497B (en) | 2007-04-02 | 2007-04-02 | Ciphering type mobile storage apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101281497B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104182363A (en) * | 2014-04-30 | 2014-12-03 | 喻健 | Storing device for unlocking and encrypting through wireless transmission manner |
| CN105632533A (en) * | 2014-11-07 | 2016-06-01 | 天津春子郡科技发展有限公司 | Portable storage device with secure encryption function |
| CN104571976A (en) * | 2014-12-05 | 2015-04-29 | 深圳市海云天科技股份有限公司 | Safety test paper generating method and system and printing method |
| CN106650401B (en) * | 2015-10-29 | 2020-01-14 | 宇瞻科技股份有限公司 | Hard disk management system with network authentication function and method thereof |
| CN107169382A (en) * | 2017-03-29 | 2017-09-15 | 山东超越数控电子有限公司 | A kind of mobile hard disk and its secure storage method of data based on NFC technique |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582053Y (en) * | 2002-08-28 | 2003-10-22 | 昆明岱科通讯设备有限公司 | External movable computer encryption storage device |
| CN1929379A (en) * | 2006-07-18 | 2007-03-14 | 菜艳 | Intelligent cipher key capable of security control for movable storage device and its working method |
-
2007
- 2007-04-02 CN CN2007100650620A patent/CN101281497B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582053Y (en) * | 2002-08-28 | 2003-10-22 | 昆明岱科通讯设备有限公司 | External movable computer encryption storage device |
| CN1929379A (en) * | 2006-07-18 | 2007-03-14 | 菜艳 | Intelligent cipher key capable of security control for movable storage device and its working method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101281497A (en) | 2008-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101714123B (en) | Document mobile memory device capable of ensuring information security and implementing method thereof | |
| CN201181472Y (en) | Hardware key device and movable memory system | |
| CN1734475B (en) | Semiconductor integrated circuit and information processing apparatus | |
| CN107995617A (en) | A kind of solid storage device for supporting telesecurity to destroy design | |
| CN101196855A (en) | Mobile encrypted memory device and cipher text storage area data encrypting and deciphering processing method | |
| CN101281497B (en) | Ciphering type mobile storage apparatus | |
| CN110188564B (en) | Mobile data storage terminal based on quantum key encryption | |
| CN109101829B (en) | Safety solid-state disk data transmission system based on reconfigurable cipher processor | |
| CN102201044A (en) | Universal serial bus (USB) security key | |
| CN102662874B (en) | Double-interface encryption memory card and management method and system of data in double-interface encryption memory card | |
| CN105631298B (en) | A kind of ciphering and deciphering device and method | |
| CN104063333A (en) | Encrypted storage equipment and encrypted storage method | |
| CN101281496A (en) | Ciphering type mobile storage apparatus | |
| CN104346586B (en) | The method of the storage device and type self-destroyed protection data of type self-destroyed protection data | |
| CN105389526A (en) | Mobile hard disk integrating encrypted area and non-encrypted area and data storage method for mobile hard disk | |
| CN102053926A (en) | Storage device and data security control method thereof | |
| CN203930840U (en) | A kind of hardware encryption card | |
| CN101788957A (en) | Encrypting device and method of storage equipment | |
| CN101777029A (en) | Electronic hardware with functions of encryption and data self-destruction and data self-destruction method thereof | |
| CN202838313U (en) | Encrypted mobile hard disk of integrated NFC technology | |
| CN112800451A (en) | Data dump device based on hardware physical isolation | |
| WO2018051817A1 (en) | Adapter device and processing method | |
| TWI584151B (en) | A flash drive with a safety mechanism and method | |
| CN108021817A (en) | A kind of encryption and decryption memory access interface realizes system and method | |
| CN204808325U (en) | Carry out black equipment to data |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING PATRIOT STORE TECHNOLOGY CO.,LTD. Free format text: FORMER OWNER: HUAQI ZIXUN DIGITAL SCIENCE + TECHNOLOGY CO., LTD., BEIJING Effective date: 20090424 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20090424 Address after: International Building, No. 58, No. 11 West Fourth Ring Road, Beijing, Haidian District Applicant after: Beijing Aigo Digital Storage Technology Co., Ltd. Address before: International Building, No. 58, No. 11 West Fourth Ring Road, Beijing, Haidian District Applicant before: Beijing Huaqi Information & Digital Technology Co., Ltd. |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: AIGO ELECTRONICS TECHNOLOGY CO., LTD. Free format text: FORMER NAME: BEIJING AIGO DIGITAL STORAGE TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100080 Beijing, North Fourth Ring Road West, No. 58, International Building, ideal level 11, Patentee after: Aigo Electronic Technology Co., Ltd. Address before: 100080 Beijing, North Fourth Ring Road West, No. 58, International Building, ideal level 11, Patentee before: Beijing Aigo Digital Storage Technology Co., Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160901 Address after: 100085, Beijing, Haidian District on the nine Street 9 north side of the three floor A District -3 Patentee after: Patriot safety technology (Beijing) Co., Ltd. Address before: 100080 Beijing, North Fourth Ring Road West, No. 58, International Building, ideal level 11, Patentee before: Aigo Electronic Technology Co., Ltd. |