CN104699634A - Self-destruction device and self-destruction method of hard disk of computer based on duplicate protection - Google Patents
Self-destruction device and self-destruction method of hard disk of computer based on duplicate protection Download PDFInfo
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- CN104699634A CN104699634A CN201510062500.2A CN201510062500A CN104699634A CN 104699634 A CN104699634 A CN 104699634A CN 201510062500 A CN201510062500 A CN 201510062500A CN 104699634 A CN104699634 A CN 104699634A
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Abstract
The invention discloses a self-destruction device and self-destruction method of a hard disk of a computer based on duplicate protection. The self-destruction device comprises blasting explosive columns, box bodies and a switch controller for reading passwords of the hard disk of the computer, sealed inner cavities for containing corrosive liquid are formed in the box bodies, a plurality of grooves for placing the blasting explosive columns are formed in lateral sides adjacent to a magnetic disk, of the box bodies, leg wires of the blasting explosive columns in the same box body are in series connection, the leg wires of the blasting explosive columns in different box bodies are in parallel connection, both ends of the leg wires in parallel connection are connected in series with a power supply of the hard disk of the computer through a switch, so that a closed circuit is formed, when the switch controller correctly reads the passwords of the hard disk of the computer, the switch controller controls the switch to be in a constant-off state; when the switch controller fails to read the passwords of the hard disk of the computer, the switch controller controls the switch to be in a closed state so as to detonate the blasting explosive columns, and high blasting heat and acid etching cause the destruction of the hard disk. The self-destruction device disclosed by the invention can make duplicate self-destruction protecting effects: high blasting heat and acid etching, on the hard disk of the computer, so that the hard disk of the computer and the stored data can be thoroughly destroyed.
Description
Technical field
The present invention relates to safety engineering field, be specifically related to a kind of computer hard disc self-desttruction equipment based on duplicate protection and self-destruction method thereof.
Background technology
Along with the fast development of information, information-leakage event increases thereupon, be in information security to consider, the mechanism such as finance, security, government, enterprise, use certain technological means to carry out data destroying to carrier hard disk, floppy disk, USB flash disk, the CDs such as daily storage sensitive data secret papers, classified papers, a large number of users data, other sensitive datas etc., particularly have special regulation and requirement in the destruction of the concerning security matters departments such as military project to computer hard disc.The patent No. be 201210030309.6 patent of invention provide a kind of method of being destroyed computer hard disc data by pulsing circuit, the patent No. be 200810200582.2 patent of invention propose and a kind ofly destroy the method for computer hard disc by mechanical hook-up, these methods all can realize the destruction of computer hard disc data, and its behavior is according to arranging autotelic completing in advance, but it is stolen or when losing, the method for above-mentioned computer hardware destroy does not just possess feasibility at concerning security matters computer hard disc.Therefore, design a set of computer hard disc can the device of self-destruct to be significant when illegal reading.
Summary of the invention
Technical matters to be solved by this invention be overcome computer hard disc stolen or lose after; do not possess the defect of self-destroying function; a kind of computer hard disc self-desttruction equipment based on duplicate protection and self-destruction method thereof are provided; this device can apply the dual destruction protective effect of high quick-fried heat and strong acid erosion to computer hard disc; computer hard disc and the data retained thoroughly can be destroyed, guarantee from Remaining debris, not rescue out any historical data by any date restoring means afterwards.
The present invention for the adopted technical scheme that solves the problem is: based on the computer hard disc self-desttruction equipment of duplicate protection, this device comprises explosion powder column, be located at the multiple box body on the drain pan of computer hard disc and the on-off controller for reading computer hard disc password, described multiple box bodys are distributed on the circumferential position of disk in computer hard disc, the sealed internal chamber for holding corrosive liquid is provided with at tray interior, the side of box body and the adjacent setting of disk is arcs of recesses structure, this side of box body is provided with multiple groove for placing explosion powder column, one end of groove is deeply in sealed internal chamber, and the payment to a porter of explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series, described on-off controller is according to the success of reading password or failure, corresponding gauge tap is in long disconnected or closure state.
Described box body is four, and in box body, the side edge shape of adjacent setting and the peripheral shape of disk adapt with disk.
Described explosion powder column is made up of housing, payment to a porter, sealing-plug, bridge silk, initiating explosive and desensitized explosive, and one end of housing is drawn in payment to a porter, and sealing-plug, bridge silk, initiating explosive and desensitized explosive are laid successively from this end of housing.Further, described desensitized explosive is made up of the raw material of following weight: cyclotrimethylene trinitramine 0.46 ~ 0.61g, aluminium powder 0.23 ~ 0.25g, azide polyethers 0.06 ~ 0.075g, paraffin 0.02 ~ 0.03g and starch 0.03 ~ 0.035g.Wherein, paraffin can make explosive reach the object of passivation, meets the security performance of explosive and the balance of quick-fried thermal behavior, ensures that general physical shock and computer hard disc operation heat can not fired charges.
In the present invention, the corrosive liquid held in the sealed internal chamber of tray interior to be concentration be 30 ~ 45% sulfuric acid.
The self-destruction method that the computer hard disc self-desttruction equipment based on duplicate protection described in utilization is implemented, comprises the following steps: step one, the desensitized explosive of described weight is stirred after, be filled in housing; Then load initiating explosive, and bury in initiating explosive inside the bridge silk ignited underground, then with sealing-plug, housing is clogged, make explosion powder column, for subsequent use;
Step 2, explosion powder column obtained for step one is arranged in the groove of box body side, the payment to a porter of the explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, form series-parallel initiation net, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series, when on-off controller reading computer hard disc password is correct, on-off controller gauge tap is in long disconnected state; When on-off controller reads the failure of computer hard disc password, on-off controller gauge tap is in closure state, and ignite explosion powder column, high quick-fried heat and acid etching cause hard disk to be destroyed.
In fact, in computer hard disc, the carrier of storage data is the ferromagnetic material that disk adheres to, and therefore, is the key realizing hardware destroy to the elimination of ferromagnetic material or modification.The present invention utilizes the double action of explosion powder column and corrosive liquid, utilize explosion powder column can produce high quick-fried heat and destroy pickling solution storage device, computer hard disc makes the magnet material of storage data disappear or sex change under the quick-fried heat of height and corrosive liquid effect, realizes the irreversible destruction of computer hard disc.
Beneficial effect: (1), profit of the present invention make computer hard disc be destroyed in two ways simultaneously, when the password inputting computer hard disc does not mate with the password that computer hard disc sets, on-off controller gauge tap is in closure state, ignite explosion powder column, one: the instantaneous temperature of explosive charge can reach more than 3000 DEG C, the effect of explosion wave can destroy the disk of computer hard disc; Its two: under the high temperature action of explosion powder column, change the physical property of the ferromagnetic material of computer hard disc, and the effect of explosion powder column, box body is broken, the corrosive liquid of box body internal leakage gos deep into disk inside, the ferromagnetic material of erodable, elimination remnants, causes the irreversible disappearance of hard disc data.
(2) explosive, in explosion powder column of the present invention is insensitiveness low weight explosive, general physical shock and computer hard disc run heat can not fired charge, and explosive load is 0.8 ~ 1.0g in each explosion powder column, make the burst region of explosive be only limitted to computer hard disc inside, the accident of casualties can not be produced; Desensitized explosive layer can bear environmental stimuli and severe environmental conditions, has very high security.
Accompanying drawing explanation
Fig. 1 is the complete layout of self-desttruction equipment in the present invention;
Fig. 2 is the schematic internal view of explosion powder column;
Fig. 3 is the circuit controling drawing of this self-desttruction equipment;
Fig. 4 is the view before aluminium matter base material computer hard disc acid etching of the present invention;
Fig. 5 is the view after aluminium matter base material computer hard disc acid etching of the present invention.
Reference numeral: 1, drain pan, 2, disk, 3, explosion powder column, 30, housing, 31, payment to a porter, 32, sealing-plug, 33, bridge silk, 34, initiating explosive, 35, desensitized explosive, 4, box body, 40, sealed internal chamber, 41, groove, 5, on-off controller.
Embodiment
Below in conjunction with specific embodiment, the computer hard disc self-desttruction equipment based on duplicate protection of the present invention and self-destruction method thereof are described further; can better understand the present invention to make those skilled in the art and can be implemented, but illustrated embodiment is not as a limitation of the invention.
The computer hard disc self-desttruction equipment based on duplicate protection as shown in Figure 1; this device comprising explosion powder column 3, being located at the multiple box bodys 4 on the drain pan 1 of computer hard disc and the on-off controller 5 for reading computer hard disc password; corrosive liquid is contained with in the sealed internal chamber 40 of box body 4 inside; when on-off controller 5 reads password failure; explosion powder column 3 can produce high quick-fried heat and destroy box body 4; computer hard disc is under the quick-fried warm of height and corrosive liquid effect; the magnet material of disk 2 disappears or sex change, realizes the self-destruction of computer hard disc.Wherein, corrosive liquid to be concentration be 30 ~ 45% sulfuric acid, the material of box body 4 is teflon, and this corrosive liquid has security, can not cause personal injury.
In the present invention, be arcs of recesses structure with the side of the adjacent setting of disk 2 in box body 4, this side of box body 4 is provided with multiple groove 41 for placing explosion powder column 3, one end of groove 41 is deeply in sealed internal chamber 40, and the payment to a porter of explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series, described on-off controller 5 is according to the success of reading password or failure, and corresponding gauge tap is in long disconnected or closure state.Preferably, box body 4 is four, be distributed on the circumferential position of disk 2 in computer hard disc, and adapt with the side edge shape of the adjacent setting of disk 2 and the peripheral shape of disk 2 in box body 4, when the code error because of input causes explosion powder column to be detonated, be distributed on the effect of quick-fried medicine of a warm nature post in the box body 4 around disk 2 and corrosive liquid, disk 2 is thoroughly destroyed.
Explosion powder column 3 as shown in Figure 2, be made up of housing 30, payment to a porter 31, sealing-plug 32, bridge silk 33, initiating explosive 34 and desensitized explosive 35, one end of housing 30 is drawn in payment to a porter 31, and sealing-plug 32, bridge silk 33, initiating explosive 34 and desensitized explosive 35 are laid successively from this end of housing 30.
The self-destruction method that the computer hard disc self-desttruction equipment based on duplicate protection described in utilization is implemented, comprise the following steps: step one, cyclotrimethylene trinitramine 0.46 ~ 0.61g, aluminium powder 0.23 ~ 0.25g, azide polyethers 0.06 ~ 0.075g, paraffin 0.02 ~ 0.03g, starch 0.03 ~ 0.035g are stirred after, be filled in housing 30; Then load initiating explosive 34, and bury the bridge silk 33 ignited in initiating explosive 34 inside underground, then with sealing-plug 32, housing 30 is clogged, make explosion powder column, for subsequent use;
Step 2, explosion powder column obtained for step one is arranged in the groove 41 of box body 4 side, the payment to a porter of the explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, form series-parallel initiation net, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series, when on-off controller 5 read computer hard disc password correct time, on-off controller 5 gauge tap is in long disconnected state; When on-off controller 5 reads the failure of computer hard disc password, on-off controller 5 gauge tap is in closure state, and ignite explosion powder column, high quick-fried heat and acid etching cause hard disk to be destroyed.
Embodiment 1
The self-destruction method that the computer hard disc self-desttruction equipment based on duplicate protection described in utilization is implemented, comprises the following steps:
Step one, take cyclotrimethylene trinitramine 0.46g, aluminium powder 0.23g, azide polyethers 0.06g, paraffin 0.02g and starch 0.03g successively, wherein, the grain composition of cyclotrimethylene trinitramine is: particle diameter is the particle of 50 ~ 400 microns is 0.30g, the particle that particle diameter is less than 50 microns is 0.16g, wherein, the granule content that particle diameter is less than 40 microns is not less than 0.13g.According to the press-loading process of powder column, described raw material is carried out being loaded in housing 30; Then load dinitrodiazophenol, and bury in dinitrodiazophenol inside the bridge silk 33 ignited underground, then with sealing-plug 32, housing 30 is clogged, make explosion powder column, for subsequent use;
Step 2, explosion powder column obtained for step one is arranged in the groove 41 of box body 4 side, the payment to a porter of the explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, form series-parallel initiation net, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series;
Step 3, when on-off controller 5 read computer hard disc password correct time, on-off controller 5 gauge tap is in long disconnected state; When on-off controller 5 reads the failure of computer hard disc password, on-off controller 5 gauge tap is in closure state, and ignite explosion powder column, high quick-fried heat and acid etching cause hard disk to be destroyed.
The explosion powder column obtained to this embodiment carries out quick-fried Thermal test, and quick-fried thermal measurement result is 5768.4J/g, higher than the non-quick-fried calorific value 5237.6J/g containing aluminium cyclotrimethylene trinitramine explosive of equal volume.
Embodiment 2
The self-destruction method that the computer hard disc self-desttruction equipment based on duplicate protection described in utilization is implemented, comprises the following steps:
Step one, take cyclotrimethylene trinitramine 0.61g, aluminium powder 0.25g, azide polyethers 0.075g, paraffin 0.03g, starch 0.035g successively, wherein, the grain composition of cyclotrimethylene trinitramine is: particle diameter is the particle of 50 ~ 400 microns is 0.38g, the particle that particle diameter is less than 50 microns is 0.23g, wherein, the granule content that particle diameter is less than 40 microns is not less than 0.18g.According to the press-loading process of powder column, described raw material is carried out being loaded in housing 30; Then load dinitrodiazophenol, and bury in dinitrodiazophenol inside the bridge silk 33 ignited underground, then with sealing-plug 32, housing 30 is clogged, make explosion powder column, for subsequent use;
Step 2, explosion powder column obtained for step one is arranged in the groove 41 of box body 4 side, the payment to a porter of the explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, form series-parallel initiation net, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series;
Step 3, when on-off controller 5 read computer hard disc password correct time, on-off controller 5 gauge tap is in long disconnected state; When on-off controller 5 reads the failure of computer hard disc password, on-off controller 5 gauge tap is in closure state, and ignite explosion powder column, high quick-fried heat and acid etching cause hard disk to be destroyed.
The explosion powder column obtained to this embodiment carries out quick-fried Thermal test, and quick-fried thermal measurement result is 6540.8J/g, higher than the non-quick-fried calorific value 5306.8J/g containing aluminium cyclotrimethylene trinitramine explosive of equal volume.The self-destruction method of this embodiment is utilized to test computer hard disc, on-off controller 5 reads the failure of computer hard disc password, on-off controller 5 gauge tap is in closure state, ignite explosion powder column, high quick-fried heat and acid etching cause hard disk to be destroyed, as shown in Figure 4 be disk corrosion front disk surface view, Fig. 5 destroys and magnetic disk surface view after corrosion through quick-fried heat, the ferromagnetic material disappearance of disk exterior storage data.
Embodiment 3
The self-destruction method that the computer hard disc self-desttruction equipment based on duplicate protection described in utilization is implemented, comprises the following steps:
Step one, take cyclotrimethylene trinitramine 0.535g, aluminium powder 0.24g, azide polyethers 0.07g, paraffin 0.025g and starch 0.03g successively, wherein, the grain composition of cyclotrimethylene trinitramine is: particle diameter is the particle of 50 ~ 400 microns is 0.37g, the particle that particle diameter is less than 50 microns is 0.165g, wherein, the granule content that particle diameter is less than 40 microns is not less than 0.14g.According to the press-loading process of powder column, described raw material is carried out being loaded in housing 30; Then load dinitrodiazophenol, and bury in dinitrodiazophenol inside the bridge silk 33 ignited underground, then with sealing-plug 32, housing 30 is clogged, make explosion powder column, for subsequent use;
Step 2, explosion powder column obtained for step one is arranged in the groove 41 of box body 4 side, the payment to a porter of the explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, form series-parallel initiation net, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series;
Step 3, when on-off controller 5 read computer hard disc password correct time, on-off controller 5 gauge tap is in long disconnected state; When on-off controller 5 reads the failure of computer hard disc password, on-off controller 5 gauge tap is in closure state, and ignite explosion powder column, high quick-fried heat and acid etching cause hard disk to be destroyed.
The explosion powder column obtained to this embodiment carries out quick-fried Thermal test, and quick-fried thermal measurement result is 6238.5J/g, higher than the non-quick-fried calorific value 5278.8J/g containing aluminium cyclotrimethylene trinitramine explosive of equal volume.
Claims (6)
1. based on the computer hard disc self-desttruction equipment of duplicate protection, it is characterized in that: this device comprises explosion powder column (3), be located at the multiple box bodys (4) on the drain pan (1) of computer hard disc and the on-off controller (5) for reading computer hard disc password, described multiple box bodys are distributed on the circumferential position of disk in computer hard disc (2), the sealed internal chamber (40) for holding corrosive liquid is provided with in box body (4) inside, box body (4) is arcs of recesses structure with the side of disk (2) adjacent setting, this side of box body (4) is provided with multiple groove (41) for placing explosion powder column (3), one end of groove (41) is deeply in sealed internal chamber (40), and the payment to a porter of explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series, described on-off controller (5) is according to the success of reading password or failure, corresponding gauge tap is in long disconnected or closure state.
2. the computer hard disc self-desttruction equipment based on duplicate protection according to claim 1, is characterized in that: described box body (4) is four, and adapts with the peripheral shape of the side edge shape of disk (2) adjacent setting and disk (2) in box body (4).
3. the computer hard disc self-desttruction equipment based on duplicate protection according to claim 1; it is characterized in that: described explosion powder column (3) is made up of housing (30), payment to a porter (31), sealing-plug (32), bridge silk (33), initiating explosive (34) and desensitized explosive (35); one end of housing (30) is drawn in payment to a porter (31), and sealing-plug (32), bridge silk (33), initiating explosive (34) and desensitized explosive (35) are laid successively from this end of housing (30).
4. the computer hard disc self-desttruction equipment based on duplicate protection according to claim 3, is characterized in that: described desensitized explosive (35) is made up of the raw material of following weight: cyclotrimethylene trinitramine 0.46 ~ 0.61g, aluminium powder 0.23 ~ 0.25g, azide polyethers 0.06 ~ 0.075g, paraffin 0.02 ~ 0.03g and starch 0.03 ~ 0.035g.
5. the computer hard disc self-desttruction equipment based on duplicate protection according to claim 1, is characterized in that: the corrosive liquid held in the sealed internal chamber (40) that box body (4) is inner to be concentration be 30 ~ 45% sulfuric acid.
6. the self-destruction method utilizing the computer hard disc self-desttruction equipment based on duplicate protection described in claim 4 to implement, is characterized in that, comprise the following steps:
Step one, the desensitized explosive (35) of described weight is stirred after, be filled in housing (30); Then load initiating explosive (34), and bury the bridge silk (33) ignited in initiating explosive (34) inside underground, then use sealing-plug (32) by housing (30) filling, make explosion powder column, for subsequent use;
Step 2, explosion powder column obtained for step one is arranged in the groove (41) of box body (4) side, the payment to a porter of the explosion powder column in same box body is connected in series, the payment to a porter connection parallel with one another of the explosion powder column in different box body, form series-parallel initiation net, and the two ends of the payment to a porter connect connect and compose closed circuit by switch and computer hard disc power sources in series, when on-off controller (5) reading computer hard disc password is correct, on-off controller (5) gauge tap is in long disconnected state; When on-off controller (5) reads the failure of computer hard disc password, on-off controller (5) gauge tap is in closure state, and ignite explosion powder column, high quick-fried heat and acid etching cause hard disk to be destroyed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510062500.2A CN104699634B (en) | 2015-02-06 | 2015-02-06 | Computer hard disc self-desttruction equipment and its self-destruction method based on duplicate protection |
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| CN201510062500.2A CN104699634B (en) | 2015-02-06 | 2015-02-06 | Computer hard disc self-desttruction equipment and its self-destruction method based on duplicate protection |
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| CN104699634B CN104699634B (en) | 2018-01-02 |
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| CN106227116A (en) * | 2016-09-08 | 2016-12-14 | 福建工程学院 | A kind of unmanned plane information protecting method |
| CN108508826A (en) * | 2018-03-20 | 2018-09-07 | 广州大学 | A kind of apparatus and system for preventing artificial intelligence behavior body out of control |
| CN111581678A (en) * | 2020-05-11 | 2020-08-25 | 安徽理工大学 | Hard disk self-destruction device for preventing computer files from being stolen |
| CN113343322A (en) * | 2021-04-27 | 2021-09-03 | 杨万里 | Financial data storage system based on internet |
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Granted publication date: 20180102 Termination date: 20190206 |