CN103488959A - Privacy protection device and privacy protection method for computer - Google Patents

Privacy protection device and privacy protection method for computer Download PDF

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Publication number
CN103488959A
CN103488959A CN201210192412.0A CN201210192412A CN103488959A CN 103488959 A CN103488959 A CN 103488959A CN 201210192412 A CN201210192412 A CN 201210192412A CN 103488959 A CN103488959 A CN 103488959A
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CN
China
Prior art keywords
computer
processor
steady arm
wireless sensor
screen locking
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Pending
Application number
CN201210192412.0A
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Chinese (zh)
Inventor
应放天
蔡建幸
陈超
余岳林
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Zhejiang University ZJU
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Zhejiang University ZJU
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Publication date
Application filed by Zhejiang University ZJU filed Critical Zhejiang University ZJU
Priority to CN201210192412.0A priority Critical patent/CN103488959A/en
Publication of CN103488959A publication Critical patent/CN103488959A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/82Protecting input, output or interconnection devices
    • G06F21/84Protecting input, output or interconnection devices output devices, e.g. displays or monitors
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2133Verifying human interaction, e.g., Captcha

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

The invention discloses a privacy protection device and a privacy protection method for a computer. The privacy protection device comprises a locator, a wireless sensor, a storage device and a processor. The method comprises the following steps of inputting a preset protective distance into the storage device; receiving a location signal through the wireless sensor, and sensing a location distance between the locator and the wireless sensor; comparing and judging whether the location distance exceeds the protective distance or not through the processor, inputting a screen locking signal to the computer through the processor if the location distance exceeds the protective distance, and not inputting the screen locking signal to the computer if the location distance does not exceed the protective distance. By adopting the privacy protection device and the privacy protection method, the manual keystroke operation is not needed, the protection of the computer with the screen to be locked can be automatically carried out even for the careless user as long as the locator is always arranged in a pocket or clamped on a collar according to the functions of the automatic locator, the wireless sensor and the processor, and the privacy of the computer with the screen to be locked can be maximally protected.

Description

Secret protection device and method for computer
Technical field
The present invention relates to a kind of device and method of the secret protection for computer.
Background technology
At present; when office and public place use PC; usually can run into the situation that needs computer away from keyboard; at this moment; general user, in order saving trouble, can't to shut down computer and just leave, and another part user also often can forget PC is carried out to screen locking when leaving; and now, individual or company's privacy the most easily occurs and peeped.Particularly, moving some important programs on computer, or while recording confidential information, the hugest for the infringement of user and company.
Chinese patent application publication No. CN101727281, June 9 2010 Shen Qing Publication day, patent name is for disclosing a kind of system to computer screen one keylock in " a kind of system and method to computer screen one keylock ", realize the keylock to computer screen by setting a specific keys, this system comprises Keyboard Message intercepting and capturing module, all press key messages that come from the outside for intercepting and capturing; Whether the message discrimination module is the message from above-mentioned specific keys for the press key message that judges intercepting and capturing; Execution module, for carrying out the screen locking task; Authentication module, for the confirmation to user right, determine whether the current screen locking task of removing.The method that this system adopts is that the hook of a keyboard is installed in the operating system of computing machine, monitor all buttons, if specific button just carries out the operation of screen locking and forbids that the user does the operation of changeover program simultaneously, move a window, wait for that the user inputs password, if the password bad of input, program just can not exit, if the password of input is correct, recover the operation that the user can changeover program, finish to wait for the program of Password Input.By the present invention very easily lock-screen prevent that irrelevant people from seeing or viewing the content that the user does not think that others sees.Wherein, specific keys can be certain shortcut, can be also the combination of a series of buttons.
In Chinese patent application publication No. CN101727281, disclosed screen locking condition is, Keyboard Message is intercepted and captured after module is intercepted and captured the specific keys message come from the outside and is carried out follow-up screen locking operation, and in fact also have a kind of more early also more conventional approach be to click on computers and move specific screen locking program by the user, after this screen locking program operation, will the Presentation Function of computer screen be locked, and/or lock the keypad and/or the input function of mouse, thereby realize the purpose of PC screen locking, and prevent that irrelevant people from seeing or viewing the content that the user does not think that others sees.But the above-mentioned method to the computer screen locking, all also exist some to carry out the leak of release by hacker's means, is unfavorable for the effective protection to capsule information in PC.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of secret protection better effects if, after the PC certain distance, send the device of the secret protection for computer of screen locking signal the user to PC.
In order to overcome the deficiencies in the prior art, the present invention also provide a kind of the user after the PC certain distance, by send the screen locking signal to PC, thereby realize the method for secret protection for computer of computer screen locking.
The technical solution adopted for the present invention to solve the technical problems is: a kind of device of the secret protection for computer comprises steady arm, for sending towards periphery positioning signal; Wireless sensor, for receiving described positioning signal, and the orientation distance between the described steady arm of sensing and this wireless sensor; Reservoir, for storing predefined guard space; Whether processor, exceed described guard space for judging described orientation distance, if exceed, processor is given described computer input screen locking signal, if do not exceed, processor is not given described computer input screen locking signal.
Further be set to: the bluetooth module that is equipped with mutual coupling on described steady arm and described wireless sensor.
Adopt technique scheme, steady arm and wireless sensor carry out wireless connections by the bluetooth module mated each other, realize wireless telecommunications between the two.
Further be set to: comprise for carrying the positioning seat of described steady arm.
Further be set to: described positioning seat comprises that middle part offers the positioning seat body of through hole, and is positioned at this through hole and, for carrying the positioning disk of described steady arm, this positioning disk perisporium partly is connected with described through-hole wall.
Further be set to: on described positioning disk, also be provided with for showing the pilot lamp of described steady arm duty.
Adopt technique scheme, the structure of positioning seat can be arranged to doll shape, strip, sheet or hook-shaped etc. as required, the structure of allocation not only facilitates the user that steady arm is contained in pocket, and the one-piece construction small volume and less weight, be conducive to the wireless sensor distance between sensing steady arm and wireless sensor at any time.Wherein, between positioning disk and positioning seat body, part is connected, also to be connected by a bit of dowel, this dowel employing has flexible material and makes, if the elasticity of allocation body and material that positioning disk adopts is enough strong, also can both use same material to make with this, suggesting material be rubber.Due between positioning disk and positioning seat body, by thering is certain flexible dowel, be connected, for part not with the clothing of pocket, positioning disk and positioning seat body can be opened and be sandwiched in neckline or pocket openings position, so not only be convenient for carrying, and fashion attractive in appearance.As for the pilot lamp on positioning seat, can facilitate the user clearly to understand in real time the duty of steady arm, thereby, to steady arm power supply abundance whether, whether signal stabilization, there are the indication informations such as internal wiring fault to make judgement and prompting promptly and accurately.In addition; one audio player be connected with pilot lamp can be set on positioning seat; when pilot lamp sends corresponding bright, normal dark, quick flashing as usual and when the lamp such as sudden strains of a muscle is imitated slowly; audio player all will be play a corresponding section audio; as noiseless, yowl, shriek and low ring etc., thereby point out in time the user duty of this secret protection device.
The technical solution adopted for the present invention to solve the technical problems is: a kind of method for secret protection for computer comprises the following steps: step 1, input predefined guard space in reservoir; Step 2, receive described positioning signal by wireless sensor, and the orientation distance between the described steady arm of sensing and this wireless sensor; Step 3, by processor relatively and judge whether described orientation distance exceeds described guard space, if exceed, processor is given described computer input screen locking signal, if do not exceed, processor is not given described computer input screen locking signal.
The invention has the beneficial effects as follows: the invention provides a kind of device and method of the secret protection for computer; steady arm is carried by the user; by wireless sensor sensing steady arm and the orientation distance of self, then by processor, the guard space stored in advance in reservoir is compared.When the user leaves certain distance, be also that orientation distance is while exceeding guard space, processor sends the screen locking signal to the connected screen locking computer for the treatment of, after receiving the screen locking signal, the screen locking connecting computer carries out screen locking, block the interface channel between keyboard and mouse and screen simultaneously, make keyboard and mouse can not treat the screen locking computer and inputted; When the user returns; be also that orientation distance is while being not more than guard space; processor sends unlocking signal to the connected screen locking computer for the treatment of; after receiving unlocking signal, the screen locking computer carries out unlocking screen; remove the blocking of interface channel between keyboard and mouse and screen simultaneously, also recover the input function that keyboard and mouse are treated the screen locking computer.The present invention is without artificial button operation; effect according to steady arm, wireless sensor and the processor of automatic operation; even the user who neglects again; as long as steady arm is put in pocket all the time; or be arranged in neckline or sack goes out; treating the protection of screen locking computer will carry out automatically, has protected the privacy for the treatment of the screen locking computer on to greatest extent.
The accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention while being connected with computer.
The structural representation that Fig. 2 is embodiment of the present invention positioning seat.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, 2, the present embodiment secret protection device comprises steady arm 1, for sending towards periphery positioning signal; Wireless sensor 2, for receiving positioning signal, and the orientation distance of 2 of sensing steady arm 1 and this wireless sensors; Reservoir 3, for storing predefined guard space, as 10m; Whether processor 4, exceed guard space for judging orientation distance, if exceed, processor 4 gives computer 5 input screen locking signals, if do not exceed, processor 4 does not give computer 5 input screen locking signals.
Be equipped with the bluetooth module of mutual coupling on steady arm 1 and wireless sensor 2, thereby realize the wireless telecommunications of 2 of steady arm 1 and wireless sensors.Wireless sensor 2 is connected with computer 5 by the USB link, and steady arm 1 is carried by the user.
Steady arm 1 is installed on positioning seat 6, this positioning seat 6 comprises that middle part offers the positioning seat body 61 of through hole, and being positioned at this through hole and the positioning disk 62 for carrying steady arm 1, these positioning disk 62 perisporiums and through-hole wall link together by having flexible dowel.Because the dowel between positioning disk 62 perisporiums and through-hole wall has certain elasticity, positioning disk 62 and positioning seat body 61 can be take dowel as fulcrum opens 3-10 ° of angle, facilitate the user that positioning seat 6 is sandwiched in to neckline or pocket openings place.In addition, can also stamp LOGO or pattern etc. on positioning seat 6, make positioning seat 6 not only be convenient for carrying, and overall appearance fashion.
Positioning disk 62 inside are provided with the accommodating cavity of installing for equipment, and this accommodating cavity is installed use for steady arm 1, processor 4 and audio player, and on the outside surface of positioning disk 62, also is provided with for showing the pilot lamp 621 of steady arm 1 duty.When pilot lamp 621 is normal dark state, mean that the present invention is in closed condition or non-powered state; When pilot lamp 621 is normal bright state, mean that the utility model is in normal operating conditions; When pilot lamp 621 is the quick flashing state, mean that the steady arm 1 in the present invention has exceeded the 10m guard space of setting; Pilot lamp 621 when dodging state slowly, mean that the reception of wireless signals of the steady arm 1 in the present invention has problem, or internal wiring breaks down.Wherein, audio player is controlled by processor 4; and produce corresponding sound signal according to the reaction of pilot lamp 621; this audio player carries the voice reservoir; store the verbal cues such as " exceed guard space, computer is screen locking ", " enter guard space, computer has been separated screen ", " signal deficiency " in this voice reservoir; corresponding corresponding pilot lamp 621 states are play, and the tone played sound also carries out the adjusting of speed rhythm according to actual needs.Particularly when wireless sensor 2, by the people, maliciously extracted, audio player can be pointed out the voice suggestion of " signal deficiency ", now should be specifically noted that whether computer 5 is encroached on.In addition, according to steady arm 1 power supply abundance whether, signal stabilization whether, whether the situations such as internal wiring fault are arranged, pilot lamp 621 more processor 4 control and make corresponding judgement promptly and accurately, can make the duty of the clear grasp steady arm 1 of user, audio player can accurately be quoted corresponding duty by sound, more directly perceived in time, avoid because user's state of viewing lamp 621 and cause unnecessary loss in time not.
The present invention is for the method for secret protection of computer, and concrete steps are as follows: step 1, to the predefined guard space of the interior input of reservoir 3; Step 2, receive positioning signals by wireless sensor 2, and the orientation distance of 2 of sensing steady arm 1 and this wireless sensors; Step 3, by processor 4 relatively and judge whether orientation distance exceeds described guard space, if exceed, processor 4 gives computer 5 input screen locking signals, if do not exceed, processor 4 does not give computer 5 input screen locking signals.
Hook (Hook), be a platform of operating system message processing facility, by system call, the hook program hung into system.After specific message is sent, before not arriving target window, the hook program is just first caught this message, that is the hook program first obtains control, and these message are carried out to self-defined processing.This hook program is controlled by processor 4, and when wireless sensor 2 is connected on computer 5 automatic transmission being stored in computer 5, even there is the people to pull out wireless sensor 2, the hook program still can work.The hook program can be to attempt by keyboard and mouse, or all operations message that the automatic Starting transmitted by USB interface carries out release to computer 5 automatically intercepts and captures and shield, thereby prevent that some people that attempt agaainst the law is arranged is by illegal program or means contact screen locking.
In the present invention, steady arm 1 is carried by the user, when carrying steady arm 1, the user leaves certain distance, be also that orientation distance is while exceeding guard space, processor 4 sends the screen locking signal to the connected screen locking computer 5 for the treatment of, after receiving the screen locking signal, screen locking computer 5 carries out screen locking, screen replaces to screen protection or predefined image, block the interface channel between keyboard and mouse and screen simultaneously, also start the hook program, make keyboard and mouse to be inputted computer 5, thereby stoping has the people to attempt by keyboard and mouse, or the automatic Starting transmitted by USB interface is to computer 5 releases.When the user returns; be also that orientation distance is while being not more than guard space; processor 4 sends unlocking signal to connected computer 5; computer 5 carries out unlocking screen after receiving unlocking signal; remove blocking interface channel between keyboard and mouse and screen simultaneously; be also the shutdown hook program, now recover keyboard and the mouse input function to computer 5.The present invention is without artificial button operation; effect according to steady arm 1, wireless sensor 2 and the processor 4 of automatic operation; even the user who neglects again; as long as steady arm 1 is put in pocket all the time; or be arranged on neckline; protection to computer 5 will be carried out automatically, has protected the privacy of computer 5 on to greatest extent.

Claims (6)

1. the device of the secret protection for computer, is characterized in that: comprise
Steady arm, for sending towards periphery positioning signal;
Wireless sensor, for receiving described positioning signal to determine the orientation distance between described steady arm and this wireless sensor;
Reservoir, for storing predefined guard space;
Whether processor, exceed described guard space for judging described orientation distance, if exceed, processor is given described computer input screen locking signal, if do not exceed, processor is not given described computer input screen locking signal.
2. the device of the secret protection for computer according to claim 1 is characterized in that: described steady arm and described wireless sensor be provided with mutual coupling in order to transmit the bluetooth module of described positioning signal.
3. the device of the secret protection for computer according to claim 1 and 2, is characterized in that: comprise for carrying the positioning seat of described steady arm.
4. the device of the secret protection for computer according to claim 3; it is characterized in that: described positioning seat comprises that middle part offers the positioning seat body of through hole; and be positioned at this through hole and, for carrying the positioning disk of described steady arm, this positioning disk perisporium partly is connected with described through-hole wall.
5. the device of the secret protection for computer according to claim 4, is characterized in that: on described positioning disk, also be provided with for showing the pilot lamp of described steady arm duty.
6. the method for secret protection for computer is characterized in that: comprise the following steps:
Step 1 is inputted predefined guard space in reservoir;
Step 2, receive by wireless sensor the positioning signal that steady arm sends, to determine the orientation distance between described steady arm and this wireless sensor;
Step 3, by processor relatively and judge whether described orientation distance exceeds described guard space, if exceed, processor is given described computer input screen locking signal, if do not exceed, processor is not given described computer input screen locking signal.
CN201210192412.0A 2012-06-08 2012-06-08 Privacy protection device and privacy protection method for computer Pending CN103488959A (en)

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Application Number Priority Date Filing Date Title
CN201210192412.0A CN103488959A (en) 2012-06-08 2012-06-08 Privacy protection device and privacy protection method for computer

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Application Number Priority Date Filing Date Title
CN201210192412.0A CN103488959A (en) 2012-06-08 2012-06-08 Privacy protection device and privacy protection method for computer

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CN103488959A true CN103488959A (en) 2014-01-01

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104361302A (en) * 2014-10-21 2015-02-18 天津三星电子有限公司 Method for protecting private information based on communication equipment and communication equipment
CN105808984A (en) * 2014-12-30 2016-07-27 昆山研达电脑科技有限公司 Mobile terminal automatic unlocking method and system based on heart rate band
CN107659597A (en) * 2016-07-25 2018-02-02 北京北信源软件股份有限公司 A kind of method that screen locking is remotely carried out to controlled terminal
CN112818298A (en) * 2019-11-18 2021-05-18 英业达科技有限公司 Electronic device and locking method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2141014Y (en) * 1992-09-30 1993-08-25 庄清宝 Attachment stand
US5821854A (en) * 1997-06-16 1998-10-13 Motorola, Inc. Security system for a personal computer
CN100334560C (en) * 2004-06-01 2007-08-29 联想(北京)有限公司 Variable respiration indicating lamp apparatus and controlling method thereof
CN101951444A (en) * 2010-09-29 2011-01-19 中兴通讯股份有限公司 Method for realizing screen locking and unlocking of mobile terminal and mobile terminal
CN102205760A (en) * 2010-03-30 2011-10-05 戈兹格有限公司 Bookmarks including ribbon holding features and related methods

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2141014Y (en) * 1992-09-30 1993-08-25 庄清宝 Attachment stand
US5821854A (en) * 1997-06-16 1998-10-13 Motorola, Inc. Security system for a personal computer
CN100334560C (en) * 2004-06-01 2007-08-29 联想(北京)有限公司 Variable respiration indicating lamp apparatus and controlling method thereof
CN102205760A (en) * 2010-03-30 2011-10-05 戈兹格有限公司 Bookmarks including ribbon holding features and related methods
CN101951444A (en) * 2010-09-29 2011-01-19 中兴通讯股份有限公司 Method for realizing screen locking and unlocking of mobile terminal and mobile terminal

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104361302A (en) * 2014-10-21 2015-02-18 天津三星电子有限公司 Method for protecting private information based on communication equipment and communication equipment
CN104361302B (en) * 2014-10-21 2017-10-17 天津三星电子有限公司 The method and communication apparatus of a kind of protection privacy information based on communication apparatus
CN105808984A (en) * 2014-12-30 2016-07-27 昆山研达电脑科技有限公司 Mobile terminal automatic unlocking method and system based on heart rate band
CN107659597A (en) * 2016-07-25 2018-02-02 北京北信源软件股份有限公司 A kind of method that screen locking is remotely carried out to controlled terminal
CN112818298A (en) * 2019-11-18 2021-05-18 英业达科技有限公司 Electronic device and locking method thereof

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Application publication date: 20140101