CN101246454A - 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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- CN101246454A CN101246454A CNA2007100733873A CN200710073387A CN101246454A CN 101246454 A CN101246454 A CN 101246454A CN A2007100733873 A CNA2007100733873 A CN A2007100733873A CN 200710073387 A CN200710073387 A CN 200710073387A CN 101246454 A CN101246454 A CN 101246454A
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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 manufacture method thereof of sealing information storing device and protecting by intrusion alarm or startup self-destruction program by the space.
[background technology]
All need to use some memory devices in fields such as Electronic Finance, digital publishing rights, secret communications and come the memory machine confidential information, as 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 by other people and illegal the utilization, need be after losing hardware, before confidential information is stolen described confidential information is disappeared.Chinese patent has provided the solution that makes described 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, the self-destruction scheme that just starts when promptly being subjected to invading.
Present time protection confidential information under attack scheme commonly used is undertaken by 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 by 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 allows the invador have an opportunity to take advantage of.The device of protecting by safety chip is difficult in maintenance in addition, and when protected circuit needed repairing, maintenance cost was quite high.
[summary of the invention]
In order to overcome the technical matters of in the prior art information storing device being protected existence, the invention provides a kind of information storing device protective device of cover type and the manufacture method 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; Described intrusion detection circuit is electrically connected by pin with described information storing device, and described intrusion detection circuit is the multi-turn wound form, is respectively in around the described information storing device.
According to a preferred embodiment of the invention, described intrusion detection circuit and described information storing device keep certain distance.
According to a preferred embodiment of the invention, described information storing device protective device comprises the canning that is used to go along with sb. to guard him described information storing device, and described intrusion detection circuit wound form is distributed in the described canning outside.
According to a preferred embodiment of the invention; described canning is the cavity cylinder; be provided with the connecting terminal that is connected with described intrusion detection circuit in described canning enclosure interior; described information storing device is provided with information storing device protection contact, and described connecting terminal is connected with described protection contact.
According to a preferred embodiment of the invention, described canning can be connected with described information storing device by clamp structure.
According to a preferred embodiment of the invention, described intrusion detection circuit comprises ground wire, and scribbles sealing on described intrusion detection circuit.
According to a preferred embodiment of the invention, described canning is provided with card reader jack.
The present invention solves another technical scheme that the prior art problem adopted: a kind of manufacture method 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 as follows: 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 described cavity; Second the step, carry out the installation of parts, described intrusion detection line is electrically connected with described information storing device; And comprise the steps: at first, described cavity cover is pressed in around the above information storing device of pcb board; Described cover plate lid is pressed on the described cavity; Secondly, fastening described parts and pcb board.
According to a preferred embodiment of the invention, covering cavity in the described first step is upper and lower two, and close being entangled to is coated with sealing after invading detection line; Lid in the described 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 described information storing device electric connection mode are welding described in described second step.
According to a preferred embodiment of the invention, covering cavity in the described first step is upper and lower two, and close being entangled to is coated with sealing after invading detection line; Lid in the described 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 described information storing device electric connection mode described in described second step.
The invention has the beneficial effects as follows:, prevent invador's contact information memory device from physical space by 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, install and use easily, when protected circuit needed repairing, whole device dismounting was 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 described information storing device protective device sectional structure synoptic diagram.
Fig. 3 is that described protective device and pcb board are fastenedly connected the sectional structure synoptic diagram.
[embodiment]
The present invention is further described below in conjunction with drawings and embodiments.
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; all twining the intrusion detection circuit 2 that multilayer is used to protect information storing device 1 at cavity cylinder 4 with 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 by detecting circuit or short circuit judged attack taken place; thereby the triggering self-destroying function is removed 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 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 by adding the mode of clamp structure.For example, canning 3 and PCB circuit board 10 better are locked together, make 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.
According to the difference of the 1 protected district shape size of information storing device on the PCB circuit board 10, the shape of cross section of corresponding canning 3 can be done corresponding improvement.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 contact 7 on the pcb board by the connecting terminal 6 of protection in the 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; the protection of formation multilayer; 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, is connected on the connecting terminal 6 on the cylinder 4 to reach the same effect that is connected with contact 7 on the pcb board.Intrusion detection circuit 2 outlet the end of a thread adopt the protrusion contact 6 of cylinder 4 inboards 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 influence this information storing device safeguard protection on cylinder 4 sidewalls of information storing device protective device or lid 5 is provided with card reader jack; reserve the card reader jack position then; 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 manufacture method 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, inject the canning 3 of shaping by the shape in PCB circuit board 10 protected districts, for example, the design of cylinder 4 of Cai Yonging and lid 5 in the present embodiment.Secondly, closely twine by 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, the intrusion detection line is inserted into cylinder 4 inboards 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, 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 rotations, 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, the intrusion detection line one is fixed on the lid middle inside earlier, and reserve sufficiently long the end of a thread, lid 5 is clipped 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 intrusion detection line multilayer ground twined.Winder can twine many lines simultaneously.It should be noted that when coiling,, allow 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 described protective device and pcb board are fastenedly connected the sectional structure synoptic diagram.As shown in Figure 3, at first, the cavity cylinder 4 that will twine the invasion detection line overlaps around the information storing device that is pressed on the pcb board 10.Lid 5 lids that twine the invasion detection line 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 and lid 5 all are adopted as upper and lower two design 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, by pressing plate 8 canning 3 and pcb board 10 are compressed, contact effect with pushing down of PCB contact 7 thereby strengthened intrusion detection circuit connecting terminal 6.
By 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, install and use easily, when protected circuit needed repairing, whole device dismounting was 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 the scope and spirit that do not break away from the present invention and protected.For example, also the information storing device of going along with sb. to guard him by canning can be designed to the gas vacuole pattern as required goes along with sb. to guard him information storing device.
Claims (10)
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; Described intrusion detection circuit (2) is electrically connected by pin with described information storing device (1), it is characterized in that: described intrusion detection circuit (2) is the multi-turn wound form, is respectively in described information storing device (1) on every side.
2. according to the described information storing device protective device of claim 1, it is characterized in that: described intrusion detection circuit (2) keeps certain distance with described information storing device (1).
3. according to the described information storing device protective device of claim 2, it is characterized in that: also comprise the canning (3) that is used to go along with sb. to guard him described information storing device; Described intrusion detection circuit (2) wound form is distributed in described canning (3) outside.
4. according to the described information storing device protective device of claim 3; it is characterized in that: described canning is cavity cylinder (3); be provided with the connecting terminal (6) that is connected with described intrusion detection circuit (2) in described canning (3) enclosure interior; described information storing device (1) is provided with information storing device protection contact (7), and described connecting terminal (6) is connected with described protection contact (7).
5. according to the described information storing device protective device of claim 4, it is characterized in that: described canning (3) is connected with described information storing device (1) by clamp structure.
6. according to the described information storing device protective device of claim 5, it is characterized in that: described intrusion detection circuit (2) comprises ground wire, and scribbles sealing on described intrusion detection circuit (2).
7. according to the described information storing device protective device of claim 5, it is characterized in that: described canning (3) is provided with card reader jack.
8. the manufacture method 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 as follows:
A. the making of parts; Comprise:
Close being entangled to invaded detection line on the covering cavity;
Close being entangled to invaded detection line on the lid of described cavity;
B. parts installation steps; Comprise:
Described intrusion detection line is electrically connected with described information storing device; And comprise the steps:
B1. described cavity cover is pressed in around the above information storing device of pcb board; Described cover plate lid is pressed on the described cavity;
B2. fastening described parts and pcb board.
9. the manufacture method of described according to Claim 8 a kind of information storing device protective device is characterized in that:
Covering cavity in the described steps A is upper and lower two, and close being entangled to is coated with sealing after invading detection line;
Lid in the described 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 described step B and described information storing device electric connection mode are welding.
10. the manufacture method of described according to Claim 8 a kind of information storing device protective device is characterized in that:
Covering cavity in the described steps A is upper and lower two, and close being entangled to is coated with sealing after invading detection line;
Lid in the described 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 described step B is connected for pressing the contact with described 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 |
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| Publication Number | Publication Date |
|---|---|
| CN101246454A true CN101246454A (en) | 2008-08-20 |
| CN101246454B CN101246454B (en) | 2012-05-09 |
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Family Applications (1)
| 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) |
Cited By (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 |
| CN108154049A (en) * | 2016-12-06 | 2018-06-12 | 佛山市顺德区顺达电脑厂有限公司 | There is the electronic equipment of information protection |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1984004614A1 (en) * | 1983-05-13 | 1984-11-22 | Ira Dennis Gale | Data security device |
| GB2182176B (en) * | 1985-09-25 | 1989-09-20 | Ncr Co | 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 |
| CN1220351C (en) * | 2002-07-29 | 2005-09-21 | 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 |
-
2007
- 2007-02-16 CN CN2007100733873A patent/CN101246454B/en not_active Expired - Fee Related
Cited By (5)
| 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 |
| CN108154049A (en) * | 2016-12-06 | 2018-06-12 | 佛山市顺德区顺达电脑厂有限公司 | There is the electronic equipment of information protection |
| 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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| Publication number | Publication date |
|---|---|
| CN101246454B (en) | 2012-05-09 |
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