CN102479296A - Virus and Trojan prevention method for USB (Universal Serial Bus) flash disk data - Google Patents
Virus and Trojan prevention method for USB (Universal Serial Bus) flash disk data Download PDFInfo
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- CN102479296A CN102479296A CN2010105618905A CN201010561890A CN102479296A CN 102479296 A CN102479296 A CN 102479296A CN 2010105618905 A CN2010105618905 A CN 2010105618905A CN 201010561890 A CN201010561890 A CN 201010561890A CN 102479296 A CN102479296 A CN 102479296A
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Abstract
The invention discloses a virus and Trojan prevention method for USB (Universal Serial Bus) flash disk data, belonging to the technical fields of information safety and computer software. The method disclosed by the invention prevents the USB flash disk data from being infected and stolen by the virus and Trojan in the computer. The method is characterized in that after a USB flash disk is inserted into the computer, a USB flash disk data storage area does not exist in a file system recognizable for the computer, all reading and writing accesses to the USB flash disk data storage area can be performed only by special safe USB flash disk resource manager software, even the computer has the virus and Trojan in a running state, for the virus and Trojan, the USB flash disk data storage area does not exist in the computer, so the virus and Trojan can not infect and steal the USB flash disk data. The method disclosed by the invention can be used for safely protecting the USB flash disk data, preventing the virus and Trojan from infecting the USB flash disk data, and preventing the Trojan from stealing the USB flash disk data.
Description
Technical field
The present invention relates to the secure exchange between USB storage (hereinafter to be referred as USB flash disk) data and the computing machine; Relate in particular to a kind of method that prevents viral wooden horse infection and steal the USB flash disk data; Realization belongs to information security and computer software technical field to the safeguard protection of USB flash disk data.
Background technology
USB flash disk has obtained huge development owing to it is easy to carry, capacity is huge, exchanges data is convenient, but has also produced a large amount of USB flash disks simultaneously by virus and wooden horse infection with steal the phenomenon of data, has caused huge potential safety hazard.
One of which, USB flash disk become destination object viral and that wooden horse infects, propagates, steals.After USB flash disk inserted computing machine, except the user can be to data be operated in the USB flash disk, virus and wooden horse also can infect and steal the various data in the USB flash disk on the backstage.Even disposed anti-anti-virus software; But because USB flash disk and computing machine most of the time are in the state of being separated from each other; Also caused antivirus software to be difficult to simultaneously USB flash disk and computing machine to be carried out virus sweep, thereby often caused virus and wooden horse between computing machine and USB flash disk, to infect each other, extremely and without cease.
Its two, USB flash disk can become the springboard instrument that wooden horse is stolen confidential data.Extraordinary wooden horse as medium, can be stolen the classified papers on the relating computer of isolating with network physical with USB flash disk through three steps.Step 1: when USB flash disk uses, infect extraordinary wooden horse on infect computers.Step 2: this USB flash disk inserts when using on the relating computer, infect computers, and steal the hidden special directory that is saved in this USB flash disk of file on the relating computer.Step 3: when this USB flash disk uses, will steal the destination server that the data of returning send to appointment on the computing machine that connects the internet on the backstage.
Above-mentioned hidden danger has caused huge security threat to national security, and industry some have also occurred and strengthened the method for USB flash disk security.For example patent of invention 200710188370.2 is carried out virus to the file in the USB flash disk and is detected through integrated anti-virus software in the USB flash disk control program, and finding has virus just to remove.But this principle of work adopts virus base and eigenwert to take precautions against the infection of known viruse to USB flash disk based on anti-virus software, can not take precautions against the virus of not grasping eigenwert, also can't take precautions against wooden horse stealing the USB flash disk data.
So, a kind of comprehensively general USB flash disk data anti-virus wooden horse method is proposed, have the important social meaning.
Summary of the invention
Can be the object of the present invention is to provide a kind of comprehensive, general USB flash disk data anti-virus wooden horse method by hidden danger viral and that wooden horse infects, steals to the USB flash disk data.
The inventive method is through carrying out safe handling to the USB flash disk data storage area; After making that the USB flash disk data storage area inserts computing machine; Do not exist with the discernible file system of computing machine; To all read and write accesss of USB flash disk data storage area, can only carry out through proprietary safe U disc resource manager software, even had virus and wooden horse to be in running status on the computing machine; Because virus and wooden horse USB flash disk data storage area are not existed in computing machine, and therefore virus and wooden horse can't infect and steal the USB flash disk data.
The present invention is achieved through following technical scheme.
USB flash disk according to the invention comprises 2 subregions: USB flash disk data storage area, proprietary safe U disc explorer memory block.It is characterized in that; After USB flash disk inserts computing machine; The USB flash disk data storage area does not exist with the discernible file system of computing machine on computers, and proprietary safe U disc explorer memory block then is shown as an executable program with discernible read-only file system form with proprietary safe U disc resource manager software on computers.
After the user moves proprietary safe U disc resource manager software and process authentication; Proprietary safe U disc resource manager software shows file resource and the file resource on the USB flash disk data storage area on the computing machine respectively at different screen areas, and the user can only could operate the file of USB flash disk data-carrier store in proprietary safe U disc resource manager software.
When the user through proprietary safe U disc resource manager software when the USB flash disk data storage area is copied into file, proprietary safe U disc resource manager software writes after with data encryption according to the cipher mode of setting; When the user through proprietary safe U disc resource manager software when file is read in the USB flash disk data storage area, proprietary safe U disc resource manager software is read after with data decryption according to the cipher mode of setting.
The invention has the beneficial effects as follows: after USB flash disk inserts computing machine; Even had virus and wooden horse to be in activity and running status on the computing machine; But also can't perception there be the existence of USB flash disk data storage area in virus and wooden horse; Thereby can't infect and steal the file in the USB flash disk data storage area, thereby ensure the USB flash disk safety of data.
Description of drawings
Fig. 1 representes the block plan of embodiment USB flash disk.
Fig. 2 representes the drive displayed map of proprietary safe U disc explorer memory block on the embodiment computing machine.
Fig. 3 representes the proprietary safe U disc resource manager software of embodiment login interface figure.
Fig. 4 representes the proprietary safe U disc resource manager software of embodiment master surface chart.
Embodiment
Below in conjunction with accompanying drawing, describe the present invention in detail through specific embodiment.
USB flash disk according to the invention comprises 2 subregions: USB flash disk data storage area, proprietary safe U disc explorer memory block.Fig. 1 is the block plan of USB flash disk according to the invention.
After USB flash disk according to the invention inserts computing machine, only show a CDROM drive on computers, the inside shows the file content of proprietary safe U disc explorer memory block, the USB flash disk data storage area does not then show drive.Fig. 2 is after USB flash disk according to the invention inserts computing machine, the displayed map of file system on the computing machine.
Carry out proprietary safe U disc resource manager software, can point out the user to enter password and carry out authentication.Fig. 3 is proprietary safe U disc resource manager software login interface.After importing correct password, proprietary safe U disc resource manager software master interface can show the file system and the USB flash disk data storage area of computing machine in the different screen zone.The USB flash disk data storage area is named as " place of safety " on the interface.Fig. 4 is proprietary safe U disc resource manager software master surface chart.
Proprietary safe U disc resource manager software support copy duplicates, shears, and rename, deletion waits the file operation type, and can in the interface, operate through three kinds of modes:
Mode one: choose certain file, click right is operated file according to right-click menu.
Mode two: choose certain file, press keyboard shortcut file is operated.Keyboard shortcut has: the F2 rename, and the deletion of Delete key, the Ctrl+C file copy, Ctrl+V pastes file, and Ctrl+A all chooses.
Mode three: choose certain or certain group file, file is operated through the mode of towing.When between computing machine and place of safety, pulling, drag kick is equal to file copy; Pull between the computing machine different directories or different directories in the place of safety between pull, drag kick is equal to paper cut.
When the user through proprietary safe U disc resource manager software when USB flash disk data storage area (place of safety) copies into file, proprietary safe U disc explorer writes after with data encryption according to the cipher mode of setting; When the user through proprietary safe U disc resource manager software from USB flash disk data storage area (place of safety) when reading file, proprietary safe U disc explorer is read after with data decryption according to the cipher mode of setting.
Claims (6)
1. USB flash disk data anti-virus wooden horse method, said method realizes the safeguard protection to the USB flash disk data, prevents that virus is with the wooden horse infection with steal the USB flash disk data.It is characterized in that after USB flash disk inserted computing machine, the USB flash disk data storage area did not exist with the discernible file system of computing machine, to all read and write accesss of USB flash disk data storage area, can only carry out through proprietary safe U disc resource manager software.
2. USB flash disk data anti-virus wooden horse method as claimed in claim 1; It is characterized in that; Described proprietary safe U disc resource manager software is stored in the said USB flash disk; After said USB flash disk inserted computing machine, said proprietary safe U disc resource manager software existed in the file system of computing machine with the form of executable program.
3. USB flash disk data anti-virus wooden horse method as claimed in claim 1 is characterized in that, the zone of the proprietary safe U disc resource manager software of storage in the said USB flash disk is independent with the USB flash disk data storage area.
4. USB flash disk data anti-virus wooden horse method as claimed in claim 1 is characterized in that, the zone of the proprietary safe U disc resource manager software of storage in the said USB flash disk behind the insertion computing machine, exists in computing machine with the discernible read-only file system form of computing machine.
5. USB flash disk data anti-virus wooden horse method as claimed in claim 1 is characterized in that, when described proprietary safe U disc resource manager software is carried out write operation to the USB flash disk data storage area, writes after with data encryption according to the cipher mode of setting; When described proprietary safe U disc resource manager software is carried out read operation to the data storage area of USB flash disk, read after with data decryption according to the cipher mode of setting.
6. USB flash disk data anti-virus wooden horse method as claimed in claim 1 is characterized in that described proprietary safe U disc resource manager software can be carried out authentication to the user, has only the user through authentication, just allows the USB flash disk data storage area is operated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105618905A CN102479296A (en) | 2010-11-29 | 2010-11-29 | Virus and Trojan prevention method for USB (Universal Serial Bus) flash disk data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105618905A CN102479296A (en) | 2010-11-29 | 2010-11-29 | Virus and Trojan prevention method for USB (Universal Serial Bus) flash disk data |
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| Publication Number | Publication Date |
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| CN102479296A true CN102479296A (en) | 2012-05-30 |
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| CN2010105618905A Pending CN102479296A (en) | 2010-11-29 | 2010-11-29 | Virus and Trojan prevention method for USB (Universal Serial Bus) flash disk data |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102541763A (en) * | 2010-12-27 | 2012-07-04 | 广州市国迈科技有限公司 | USB (Universal Serial Bus) flash disk capable of preventing files stored therein from being copied without authorization |
| CN103268458A (en) * | 2013-06-08 | 2013-08-28 | 福建伊时代信息科技股份有限公司 | Take-away equipment as well as processing method, device and system thereof |
| CN105631315A (en) * | 2015-12-25 | 2016-06-01 | 北京奇虎科技有限公司 | Editing method and device for files in removable storage device |
| CN107358110A (en) * | 2017-07-24 | 2017-11-17 | 山东华芯半导体有限公司 | Mobile terminal USB flash disk based on the close safety chip of state and its communication means with Android device |
| CN107480755A (en) * | 2017-07-31 | 2017-12-15 | 苏州巴吉特信息咨询有限公司 | A kind of intelligent USB flash disk and its method of work with self-protection function |
| CN108985078A (en) * | 2018-04-28 | 2018-12-11 | 深圳市江波龙电子有限公司 | Store decryption method, device and the storage equipment, memory apparatus system of equipment |
| US10380051B1 (en) | 2016-08-11 | 2019-08-13 | Kimberly-Clark Worldwide, Inc. | USB baiting method and design |
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| CN101241530A (en) * | 2007-02-07 | 2008-08-13 | 和泽电子股份有限公司 | Method for preventing illegal copy and hardware storage device |
| CN101350050A (en) * | 2007-07-19 | 2009-01-21 | 李武 | Antivirus and virus-killing mp3 device and method for preventing and killing virus thereof |
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| US7227952B2 (en) * | 2000-12-07 | 2007-06-05 | Sandisk Corporation | System, method, and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks or other media |
| US7685646B1 (en) * | 2003-09-10 | 2010-03-23 | Realnetworks, Inc. | System and method for distributing protected audio content on optical media |
| CN101241530A (en) * | 2007-02-07 | 2008-08-13 | 和泽电子股份有限公司 | Method for preventing illegal copy and hardware storage device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102541763A (en) * | 2010-12-27 | 2012-07-04 | 广州市国迈科技有限公司 | USB (Universal Serial Bus) flash disk capable of preventing files stored therein from being copied without authorization |
| CN103268458A (en) * | 2013-06-08 | 2013-08-28 | 福建伊时代信息科技股份有限公司 | Take-away equipment as well as processing method, device and system thereof |
| CN105631315A (en) * | 2015-12-25 | 2016-06-01 | 北京奇虎科技有限公司 | Editing method and device for files in removable storage device |
| US10380051B1 (en) | 2016-08-11 | 2019-08-13 | Kimberly-Clark Worldwide, Inc. | USB baiting method and design |
| CN107358110A (en) * | 2017-07-24 | 2017-11-17 | 山东华芯半导体有限公司 | Mobile terminal USB flash disk based on the close safety chip of state and its communication means with Android device |
| CN107480755A (en) * | 2017-07-31 | 2017-12-15 | 苏州巴吉特信息咨询有限公司 | A kind of intelligent USB flash disk and its method of work with self-protection function |
| CN108985078A (en) * | 2018-04-28 | 2018-12-11 | 深圳市江波龙电子有限公司 | Store decryption method, device and the storage equipment, memory apparatus system of equipment |
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Application publication date: 20120530 |