CN101246454B - Information storage equipment protecting equipment and production method for the same - Google Patents
Information storage equipment protecting equipment and production method for the same Download PDFInfo
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- CN101246454B CN101246454B CN2007100733873A CN200710073387A CN101246454B CN 101246454 B CN101246454 B CN 101246454B CN 2007100733873 A CN2007100733873 A CN 2007100733873A CN 200710073387 A CN200710073387 A CN 200710073387A CN 101246454 B CN101246454 B CN 101246454B
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- storing device
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Abstract
The invention relates to a protecting apparatus and method depending on space enclosed information storage device and an intrusion alarm program or a self-destruction activating program. The device includes an information storage device for storing privacy information and an intrusion detecting circuit which is electrically connected to the information storage device through pins, and is of multi-coil winding type and is separately aligned around the information storage device. In assembly, a cover is covered on a chamber by sheathing and pressing the chamber around the information storage devices on the PCB, and then the cover and the PCB are assembled together by using fasteners. The invention has the advantages of higher protection safety, larger protection range, being easy for producing and using, being easy for detaching as repairing protection circuit, low maintenance cost.
Description
[technical field]
The present invention relates to the information storing device resist technology, particularly relate to a kind of device and manufacturing approach thereof of sealing information storing device and protecting through intrusion alarm or startup self-destruction program through the space.
[background technology]
All need use some memory devices in fields such as Electronic Finance, digital publishing rights, secret communications and come the memory machine confidential information, like digital certificate etc., these confidential information can only be used by possessor or authorized people.But this memory device often is in unsafe applied environment, and the confidential information of memory device the inside storage is stolen by other people easily, and is used to illegal purposes, invades possessor's rights and interests, brings infringement for the possessor or the public's interests.So guaranteeing the safety of confidential information memory device has great importance.
For the protection confidential information is not stolen and illegal utilization by other people, need be after losing hardware, before confidential information is stolen said confidential information is disappeared.Chinese patent has provided the solution that makes said confidential information self-destruction No. 02139314.1 and No. 200520103778.1.But these schemes all are the active self-destruction schemes, are not given in the most necessary opportunity, promptly receive the self-destruction scheme that just starts when invading.
Present time protection confidential information under attack scheme commonly used is carried out through the safeguard protection chip, and its principle of work is the mechanism that adopts complicated algorithm or carry out physical protection, intrusion detection and information self-destruction at chip internal.For example Chinese patent discloses the description of No. 200310100322.5 and No. 200510034703.7.
Though protect its security better through safety chip, protection domain is little, can only protect internal storage information; Can not holding circuit transmit information, cost is higher, and upgrading is slow; Be difficult to utilize the state-of-the-art technology of general processor and storer, the functional specification of product is restricted; And safety chip do not add covering, itself is exposed in face of the invador, still lets the invador have an opportunity to take advantage of.The device of protecting through safety chip in addition is difficult in maintenance, and when being needed repairing by holding circuit, maintenance cost is quite high.
[summary of the invention]
In order to overcome in the prior art technical matters of information storing device being protected existence, the present invention provides a kind of information storing device protective device of cover type and the manufacturing approach of protective device.
The present invention solves the technical scheme that the prior art problem adopted: a kind of information storing device protective device is provided, and this device comprises information storing device and the intrusion detection circuit that is used for storage security information; Said intrusion detection circuit is electrically connected through pin with said information storing device, and said intrusion detection circuit is many circle wound forms, is respectively in around the said information storing device; Also comprise the canning that is used to go along with sb. to guard him said information storing device, said intrusion detection circuit wound form is distributed in the said canning outside; Said intrusion detection circuit and said information storing device keep certain distance; Said canning is the cavity cylinder; Be provided with the connecting terminal that is connected with said intrusion detection circuit in said canning enclosure interior; Said information storing device is provided with information storing device protection contact, and said connecting terminal is connected with said protection contact.
According to a preferred embodiment of the invention, said canning can be connected with said information storing device through clamp structure.
According to a preferred embodiment of the invention, said intrusion detection circuit comprises ground wire, and on said intrusion detection circuit, scribbles sealing.
According to a preferred embodiment of the invention, said canning is provided with card reader jack.
The present invention solves another technical scheme that the prior art problem adopted: a kind of manufacturing approach of information storing device protective device is provided, cover type cavity, lid and the close intrusion detection line that twines are set around information storing device; This method comprises that the making of parts and installation steps are following: the making of the first step, parts, invade detection line comprising covering on the cavity close being entangled to; Close being entangled to invaded detection line on the lid of said cavity; Second the step, carry out the installation of parts, said intrusion detection line is electrically connected with said information storing device; And comprise the steps: at first, said cavity cover is pressed in around the above information storing device of pcb board; Said cover plate lid is pressed on the said cavity; Secondly, fastening said parts and pcb board.
According to a preferred embodiment of the invention, covering cavity in the said first step is upper and lower two, and close being entangled to is coated with sealing after invading detection line; Lid in the said first step on the cavity is upper and lower two, and close being entangled to is coated with sealing after invading detection line; Intrusion detection line and said information storing device electric connection mode are welding described in said second step.
According to a preferred embodiment of the invention, covering cavity in the said first step is upper and lower two, and close being entangled to is coated with sealing after invading detection line; Lid in the said first step on the cavity is upper and lower two, and close being entangled to is coated with sealing after invading detection line; The intrusion detection line is connected for pressing the contact with said information storing device electric connection mode described in said second step.
The invention has the beneficial effects as follows:, prevent invador's contact information memory device from physical space through information storing device protective device cover type is isolated; In case detect intrusion behavior, in time start self-destruction program or warning.Thereby make that the present invention is higher to the protection security performance of information storing device, protection domain is bigger, and the easy processing of this device, easy mounting use, and when being needed repairing by holding circuit, whole device dismounting is simple, and maintenance cost is cheap.
[description of drawings]
Fig. 1 is an information storing device protective device canning sectional structure synoptic diagram of the present invention.
Fig. 2 is said information storing device protective device sectional structure synoptic diagram.
Fig. 3 is that said protective device and pcb board are fastenedly connected the sectional structure synoptic diagram.
[embodiment]
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Information storing device normally is installed on the pcb board.See also Fig. 1 information storing device protective device of the present invention canning sectional structure synoptic diagram.As shown in Figure 1, the canning 3 of information storing device protective device is designed to a cavity cylinder 4 and a lid 5 that covers on cavity cylinder 4.Certainly, this canning 3 also can be designed to cone, spheroid or other shape.In the present embodiment; Cavity cylinder 4 with all twining the intrusion detection circuit 2 that multilayer is used to protect information storing device 1 above the lid 5; These intrusion detection circuits 2 are easy to fracture or short circuit when under attack; At this moment disconnection that the information storing device in the protection zone 1 can be through detecting circuit or short circuit judge attack taken place, thereby trigger self-destroying function, removes the confidential data in information storing device 1 protection zone.So the function of this canning 3 is information storing device 1 is protected isolation, does not allow the invador to contact.
Consult Fig. 2, information storing device protective device sectional structure synoptic diagram of the present invention.As shown in Figure 2, in the present embodiment, when assembling, the canning 3 of information storing device protective device adopts cavity cylinder 4 and the lid 5 that covers on cavity cylinder 4 to constitute.Canning 3 is withheld on information storing device 1, makes the connecting terminal 6 of intrusion detection circuit push mutually with the contact 7 on the pcb board and is connected.Information storing device 1 in the protected area can utilize intrusion detection circuit 2 to carry out intrusion detection.Canning 3 is withheld on information storing device 1, in order better canning 3 to be fixed, and also can be through adding the mode of clamp structure.For example, canning 3 better is locked at PCB circuit board 10, makes the connecting terminal 6 of intrusion detection circuit can realize that with the contact 7 on the pcb board better extruding is connected with pressing plate 8.Prevent that normal vibrations from triggering the intrusion detection circuit, cause that the connecting terminal 6 of intrusion detection circuit and the contact 7 on the pcb board disengage, thereby trigger self-destroying function, remove the confidential data in information storing device 1 protection zone.
When the information storing device protective device is safeguarded, need only open shell or unclamp screw, just can safeguard the information storing device in the protection zone 1.The information storing device of withholding in the scope at canning 31 is shielded, but since between the canning 3 across PCB circuit board 10, the edge of this PCB circuit board 10 just might become intruder attack and enter the mouth.Therefore in each layer circuit at the edge of PCB circuit board 10 protection zones, also be provided with intrusion detection circuit 2; Form the PCB protected location; The via hole 11 of intrusion detection line 2 all in protected zone, prevents that the assailant from utilizing 11 pairs of information storing devices 1 of via hole to attack.
By the difference of protected location shape size, the shape of cross section of corresponding canning 3 can be done corresponding improvement according to information storing device 1 on the PCB circuit board 10.Canning 3 adopts cylinder 4 to add the design of lid 5 in the present embodiment, and cylinder 4 is to twine invasion detection line 2 in the outside along sidewall, and intrusion detection circuit 2 covers cylinder 4 outsides fully.Coiling also can also cover the face that falls in, and twines multilayer at cylinder 4 sidewalls, forms the multilayer protection.Outlet the end of a thread of intrusion detection circuit 2 is deposited in the protection chamber of canning 3, is connected to the contact 7 on the pcb board through the connecting terminal 6 in the protection chamber, and inlet the end of a thread of intrusion detection circuit 2 can be placed on the outside, also can be placed on the inside, protection chamber.In the present embodiment; The lid 5 of canning 3 is to wind the line at the enterprising parallel planes of lid 5 top boards with an other cover invasion detection line 2; Intrusion detection circuit 2 also twines top board plane upper surface, lower surface and corner inclined-plane fully and covers; And on lid 5 top board planes, twine multilayer intrusion detection circuit 2, form the multilayer protection, the outlet of intrusion detection circuit 2 is placed in the bottom; Outlet the end of a thread is deposited in the medial surface in the protection chamber of canning 3, be connected on the connecting terminal 6 on the cylinder 4 with reach with pcb board on the contact 7 same effect that is connected.Intrusion detection circuit 2 outlet the end of a thread adopt cylinder 4 inboard protrusion contacts 6 to push down the design that contacts with the contact 7 on the pcb board.In case; The information storing device protective device is under attack, and canning 3 is loosening, and the connecting terminal 6 on the cylinder 4 does not reach the contact 7 on the PCB circuit board; The information storing device protective device will the actuate message self-destruct circuit be worked, with the deletion of the data message in the information storing device 1.The intrusion detection circuit of mentioning in the present embodiment 2 can comprise ground wire.In order to reach to information storing device 1 better protection effect, intrusion detection circuit 2 cover types be wrapped in outside canning 3 housings after, can on intrusion detection circuit 2, smear fluid sealant and be coated with.Fluid sealant is penetrated in the wire winding layer of intrusion detection circuit 2, can form diaphragm at the outside surface of information storing device protective device.This part silica gel can also stick together lid 5 and cylinder 4 sidewalls, reaches the better protection effect.Use the information storing device of IC-card for needs; In the present embodiment; The place that can be in advance on cylinder 4 sidewalls of information storing device protective device or lid 5, influence this information storing device safeguard protection is provided with card reader jack, reserves the card reader jack position then, and invasion detection line 2 is twined in the remaining position of cylinder 4 sidewalls and lid 5; Such design proposal can realize the reading of IC-card information do not influenced the normal use of device again.
As an alternative embodiment of the invention, this information storing device protective device can also adopt intrusion detection circuit 2 is directly twined the technical scheme that coverage information memory device 1 is protected, and can reach equally information storing device is well protected effect.
The manufacturing approach of information storing device protective device of the present invention comprises the making and the installation steps of parts.In the making of parts, at first, injected the canning 3 of shaping by the shape of protected location by PCB circuit board 10, for example, the cylinder 4 that adopts in the present embodiment and the design of lid 5.Secondly, closely twine through the cylinder 4 and the lid 5 of intrusion detection line canning 3.Wherein the way to cylinder 4 coilings adopts in the present embodiment; Be inserted into cylinder 4 inboards to the intrusion detection line from cylinder 4 outsides through aperture; And be fixed on the intrusion detection circuit connecting terminal 6, cylinder 4 is fixed on the shaft of motor, and motor rotates and drives cylinder 4 rotations; Intrusion detection line on the thread supply device is just around cylinder 4 surfaces; Motor is when driving cylinder 4 and rotating, and thread supply device is at machine shaft axis direction back and forth movement at the uniform velocity, thus intrusion detection line multilayer cover on the side of cylinder 4.Winder can twine many lines simultaneously, makes the intrusion detection line can twine side by side with ground wire.Coiling way to lid 5 adopts in the present embodiment, and the intrusion detection line is fixed on the lid middle inside earlier, and reserves sufficiently long the end of a thread; Be clipped in lid 5 on two coaxial synchronous machine shafts; Electric shock is rotated and is begun coiling, and same, the intrusion detection line on the thread supply device just begins to twine lid 5; Thread supply device is simultaneously at machine shaft axis direction back and forth movement at the uniform velocity, covers on the lid 5 thereby twine intrusion detection line multilayer ground.Winder can twine many lines simultaneously.It should be noted that when coiling,, let the end of a thread avoid coiling and avoid being covered when line the time near the end of a thread at middle part.
For the installation of parts, can consult Fig. 3 is that said protective device and pcb board are fastenedly connected the sectional structure synoptic diagram.As shown in Figure 3, at first, cavity cylinder 4 cover that will twine the invasion detection line is pressed in around the information storing device on the pcb board 10.The lid that twines the invasion detection line 5 lids are pressed on the cavity cylinder 4, and on the intrusion detection line, smear fluid sealant and be coated with.Fluid sealant is penetrated in the wire winding layer of intrusion detection line, can form diaphragm at the outside surface of information storing device protective device.This part silica gel can also stick together lid 5 and cylinder 4 sidewalls, reaches the better protection effect.Cavity cylinder 4 all is adopted as upper and lower two design with lid 5 in the present embodiment.Intrusion detection circuit connecting terminal 6 contacts better effects if with pushing down of PCB contact 7 on the cylinder 4 in order to make; In the present embodiment; Pressing plate 8 designs of upper and lower structure have been adopted; Clamp nut 9 is fixed on pressing plate 8 on the pcb board 10, through pressing plate 8 canning 3 and pcb board 10 is compressed, and contacts effect thereby strengthened intrusion detection circuit connecting terminal 6 with pushing down of PCB contact 7.
Through information storing device protective device cover type is isolated, prevent invador's contact information memory device from physical space; In case detect intrusion behavior, in time start self-destruction program or warning.Thereby make that the present invention is higher to the protection security performance of information storing device, protection domain is bigger, and the easy processing of this device, easy mounting use, and when being needed repairing by holding circuit, whole device dismounting is simple, and maintenance cost is cheap.
Above-mentioned detailed description only is exemplary description, and those skilled in the art can design various embodiments according to different actual needs under the situation of scope that does not break away from the present invention and protected and spirit.For example, also can the information storing device of going along with sb. to guard him through canning be designed to the gas vacuole pattern as required goes along with sb. to guard him information storing device.
Claims (7)
1. an information storing device protective device comprises the information storing device (1) and the intrusion detection circuit (2) that are used for storage security information; Said intrusion detection circuit (2) is electrically connected through pin with said information storing device (1); It is characterized in that: said intrusion detection circuit (2) is many circle wound forms; Be respectively in said information storing device (1) on every side, also comprise the canning (3) that is used to go along with sb. to guard him said information storing device; Said intrusion detection circuit (2) wound form is distributed in said canning (3) outside; Said intrusion detection circuit (2) keeps certain distance with said information storing device (1); Said canning is cavity cylinder (4); Be provided with the connecting terminal (6) that is connected with said intrusion detection circuit (2) in said canning (3) enclosure interior; Said information storing device (1) is provided with information storing device protection contact (7), and said connecting terminal (6) is connected with said protection contact (7).
2. according to the said information storing device protective device of claim 1, it is characterized in that: said canning (3) is connected with said information storing device (1) through clamp structure.
3. according to the said information storing device protective device of claim 2, it is characterized in that: said intrusion detection circuit (2) comprises ground wire, and on said intrusion detection circuit (2), scribbles sealing.
4. according to the said information storing device protective device of claim 2, it is characterized in that: said canning (3) is provided with card reader jack.
5. the manufacturing approach of an information storing device protective device is provided with cover type cavity, lid and the close intrusion detection line that twines around information storing device; This method comprises that the making of parts and installation steps are following:
A. the making of parts; Comprise:
Close being entangled to invaded detection line on the cover type cavity;
Close being entangled to invaded detection line on the lid of said cavity;
B. parts installation steps; Comprise:
The connecting terminal that makes said intrusion detection line is electrically connected with contact on the pcb board of said information storing device; And comprise the steps:
B1. said cavity cover is pressed in around the above information storing device of pcb board; Said cover cap is pressed on the said cavity;
B2. fastening said cavity and lid and pcb board.
6. according to the manufacturing approach of the said a kind of information storing device protective device of claim 5, it is characterized in that:
Covering cavity in the said steps A is upper and lower two, and close being entangled to is coated with sealing after invading detection line;
Lid in the said steps A on the cavity is upper and lower two, and close being entangled to is coated with sealing after invading detection line;
Intrusion detection line described in the said step B and said information storing device electric connection mode are welding.
7. according to the manufacturing approach of the said a kind of information storing device protective device of claim 5, it is characterized in that:
Covering cavity in the said steps A is upper and lower two, and close being entangled to is coated with sealing after invading detection line;
Lid in the said steps A on the cavity is upper and lower two, and close being entangled to is coated with sealing after invading detection line;
Intrusion detection line described in the said step B is connected for pressing the contact with said information storing device electric connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100733873A CN101246454B (en) | 2007-02-16 | 2007-02-16 | Information storage equipment protecting equipment and production method for the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100733873A CN101246454B (en) | 2007-02-16 | 2007-02-16 | Information storage equipment protecting equipment and production method for the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101246454A CN101246454A (en) | 2008-08-20 |
| CN101246454B true CN101246454B (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100733873A Expired - Fee Related CN101246454B (en) | 2007-02-16 | 2007-02-16 | Information storage equipment protecting equipment and production method for the same |
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| CN (1) | CN101246454B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833627A (en) * | 2010-06-09 | 2010-09-15 | 深圳视融达科技有限公司 | Safety wall |
| CN102458059A (en) * | 2010-10-22 | 2012-05-16 | 深圳市新国都技术股份有限公司 | Protection cover with conductive coating protection circuit and point-of-sale (POS) equipment consisting of protection cover |
| CN103440462A (en) * | 2013-08-28 | 2013-12-11 | 成都卫士通信息产业股份有限公司 | Embedded control method for improving security and secrecy performance of security microprocessor |
| CN108154049B (en) * | 2016-12-06 | 2021-06-25 | 佛山市顺德区顺达电脑厂有限公司 | Electronic equipment with data protection function |
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| EP0128672A1 (en) * | 1983-05-13 | 1984-12-19 | Ira Dennis Gale | Data security device |
| US4811288A (en) * | 1985-09-25 | 1989-03-07 | Ncr Corporation | Data security device for protecting stored data |
| CN2531450Y (en) * | 2002-03-11 | 2003-01-15 | 上海华虹集成电路有限责任公司 | Storage capable of preventing data being stolen |
| CN1406023A (en) * | 2002-07-29 | 2003-03-26 | 无敌科技(西安)有限公司 | Portable information processing device with loss protection function and its operation method |
| CN2779485Y (en) * | 2005-08-16 | 2006-05-10 | 北京捷联浩迪科技有限公司 | High-security mobile data storage device |
| CN201017319Y (en) * | 2007-02-16 | 2008-02-06 | 张世渡 | Information memory apparatus protecting equipment |
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2007
- 2007-02-16 CN CN2007100733873A patent/CN101246454B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| EP0128672A1 (en) * | 1983-05-13 | 1984-12-19 | Ira Dennis Gale | Data security device |
| US4811288A (en) * | 1985-09-25 | 1989-03-07 | Ncr Corporation | Data security device for protecting stored data |
| CN2531450Y (en) * | 2002-03-11 | 2003-01-15 | 上海华虹集成电路有限责任公司 | Storage capable of preventing data being stolen |
| CN1406023A (en) * | 2002-07-29 | 2003-03-26 | 无敌科技(西安)有限公司 | Portable information processing device with loss protection function and its operation method |
| CN2779485Y (en) * | 2005-08-16 | 2006-05-10 | 北京捷联浩迪科技有限公司 | High-security mobile data storage device |
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Non-Patent Citations (1)
| Title |
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| JP特开2005-56439A 2005.03.03 |
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