CN103955653A - Anti-cracking security system, POS (Point Of Sale) machine and method - Google Patents
Anti-cracking security system, POS (Point Of Sale) machine and method Download PDFInfo
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- CN103955653A CN103955653A CN201410156322.5A CN201410156322A CN103955653A CN 103955653 A CN103955653 A CN 103955653A CN 201410156322 A CN201410156322 A CN 201410156322A CN 103955653 A CN103955653 A CN 103955653A
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- processor
- confidential information
- memory
- primary processor
- theft device
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
- G07G1/00—Cash registers
- G07G1/0009—Details of the software in the checkout register, electronic cash register [ECR] or point of sale terminal [POS]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention provides an anti-cracking security system, a POS (Point Of Sale) machine and a method and relates to the technical field of system security. The anti-cracking security system comprises the following modules: a main processor, an anti-theft device, a security processor, a battery and a first storage, wherein the main processor is connected with the security processor which is connected with the anti-theft device, the battery and the first storage; the security processor, the battery and the first storage are arranged in the anti-theft device; the first storage is used for storing confidential information; the anti-theft device is used for sending damage alarming signals to the security processor when the anti-theft device is damaged; the security processor is used for removing the confidential information in the first storage after the alarming signals; and the security processor is also used for sending the confidential information to the main processor. The anti-cracking security system provided by the invention has the advantages that the confidential information can not be stolen by thieves, and the problems of easy cracking and low security of the existing electronic equipment system are solved.
Description
Technical field
The present invention relates to system security technology field, relate in particular to a kind of anti-security system, POS machine and method cracking.
Background technology
Existing a lot of electronic equipment (as embedded device) is not prevented cracking, anti-theft measure, causes the secret of equipment to be cracked, thereby causes damage.As long as cracker can obtain the program in machine code of equipment, just likely crack.Therefore the anti-means that crack of introducing electronic equipment are necessary.Especially at POS(pointof sale, point-of-sale terminal) field, if being cracked, equipment will cause financial security, can cause huge loss, what be extremely necessary to carry out equipment anti-ly cracks protection.
Summary of the invention
The technical problem to be solved in the present invention, is to provide a kind of anti-security system, POS machine and method cracking, and solves existing electronic apparatus system and is easily cracked, the problem that security is not high.
The present invention is achieved in that
The anti-security system cracking, comprises as lower module:
Primary processor, anti-theft device, safe processor, battery and first memory, described primary processor is connected with safe processor, described safe processor and anti-theft device, battery is connected with first memory, described safe processor, battery and first memory are placed in described anti-theft device, described first memory is for memory machine confidential information, described anti-theft device destroys alerting signal to safe processor for sending in the time that anti-theft device is destroyed, described safe processor for removing the confidential information of first memory in the time receiving alerting signal, described safe processor is also for sending to described confidential information described primary processor.
Further, also comprise second memory, described second memory is placed in described anti-theft device and is connected with safe processor, and described second memory is for the operation code of storage security processor.
Further, also comprise start switch, described start switch is connected with safe processor, and described safe processor is also for starting described primary processor after the starting-up signal start switch being detected.
Further, safe processor is by the startup of the power supply control primary processor of control primary processor.
Further, described safe processor also for sending low pressure alarming signal in the time cell voltage being detected lower than preset value.
Further, the start-up code that described confidential information is primary processor.
Further, described first memory is FLASH storer.
Further, described battery is rechargeable battery.
Further, described primary processor and safe processor be connected to that I2C is connected, UART connects or SPI connects.
And the present invention also provides a kind of anti-POS machine cracking on the basis of the above-mentioned anti-security system cracking, comprise bank card information read module, display module and load module, it is characterized in that, also comprise the anti-security system cracking, the described anti-security system cracking is the above-mentioned anti-security system cracking.
And the present invention also provides a kind of anti-method cracking, comprise that confidential information forwards step and confidential information is removed step, described confidential information forwards step and comprises: primary processor transmitter confidential information read signal is to the safe processor in anti-theft device, safe processor is receiving after the confidential information read signal of primary processor transmission, safe processor reads and is stored in the confidential information in the interior first memory of anti-theft device and confidential information is sent to primary processor, described confidential information is removed step and is comprised: when safe processor receives after the destruction alerting signal of anti-theft device transmission, removing is stored in the confidential information in first memory in anti-theft device.
Further, described confidential information forwarding step also comprised step before primary processor transmitter confidential information read signal step: safe processor is detecting after starting-up signal, sending processor starting up's signal enabling primary processor.
Further, the start-up code that described confidential information is primary processor also comprises step: primary processor loads and move confidential information after confidential information is sent to primary processor step by safe processor.
Tool of the present invention has the following advantages: the confidential information of security system is all stored in the first memory that is placed in anti-theft device, once and have people to want illegally to obtain the confidential information of first memory, the information of first memory will be eliminated, thereby ensure the security of confidential information.
Brief description of the drawings
Fig. 1 is the system architecture schematic diagram of the preferred embodiment of the present invention;
Fig. 2 is the method flow diagram of the preferred embodiment of the present invention.
Description of reference numerals:
1, primary processor;
2, anti-theft device;
3, safe processor;
4, battery;
5, first memory;
6, second memory;
7, start switch;
8, primary processor feed circuit.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1 and Fig. 2, the invention provides a kind of anti-security system cracking, comprise as lower module: primary processor 1, anti-theft device 2, safe processor 3, battery 4 and first memory 5, primary processor 1 is connected with safe processor 3, safe processor 3 and anti-theft device 2, battery 4 is connected with first memory 5, safe processor 3, battery 4 and first memory 5 are placed in anti-theft device 2, first memory 5 is for memory machine confidential information, anti-theft device 2 destroys alerting signal to safe processor 3 for sending in the time that anti-theft device 2 is destroyed, safe processor 3 for removing the confidential information of first memory 5 in the time receiving alerting signal, safe processor 5 is also for sending to confidential information primary processor 1.
Wherein, primary processor 1 can be used for business processing; Battery 4 is for powering to safe processor 3, even if disconnected the externally fed of security system, safe processor 3 can be in running status always.Safe processor 3 is preferably the processor of low-power consumption, can extend the service time of battery 4, safe processor 3 can to confidential information carry out safe handling (as encrypt etc.).Confidential information is placed in the first memory 5 in anti-theft device 2, and disabled user cannot directly obtain first memory 5, cannot get the information in first memory 5; And in the time that disabled user pries open, scratches or destroys anti-theft device 2, anti-theft device 2 sends and destroys alerting signal to safe processor 3, safe processor 3 is removed the confidential information in first memory 5 in the time receiving alerting signal, and disabled user still cannot get the confidential information in first memory 5 obtain first memory 5 after destruction anti-theft device 2 after like this.Confidential information in first memory 5 and cannot be stolen, ensures the safety-type of confidential information, thereby has ensured the system-wide security of intrinsic safety.
Battery 4 can be selected not rechargeable battery, as button cell (button cell), be preferably rechargeable battery, can use at the security system feed circuit of anti-theft device 2 outsides and battery 4 be charged having electric in the situation that, can extend the service time of battery 4.
When specific implementation, safe processor 3 can be to format or write the modes such as random number to carry out to the removing of confidential information.Safe processor 3 can adopt safe processing chip, safe handling CPU etc.In order to make safe processor 3 there is enough large code storage capacity to meet the demand of processing (as the secret processing to confidential information), the present invention further comprises second memory 6, second memory 6 is placed in anti-theft device 2 and is connected with safe processor 3, second memory 6, can be first from second memory 6 load operating codes operation in the time that safe processor 3 powers on for the operation code of storage security processor 3.Certainly, in certain embodiments, the operation code of safe processor 3 also can leave in first memory 5.First memory 5 and second memory 6 can be the storeies of arbitrary form, as long as energy store data is also placed in anti-theft device 2, can select common FLASH storer (claiming again flash memory), in the time that first memory 5 and second memory 6 need to be powered, can be powered by battery 4.
In order to realize start detection and the control to primary processor 1, further, as shown in Figure 1, the present invention also comprises start switch 7, start switch 7 is connected with safe processor 3, safe processor 3 also for detect start switch 7 starting-up signal after start primary processor 1, thereby realized the startup control of safe processor 3 to primary processor 1.Wherein, start switch 7 can be the mechanical switch form such as start slide switch, start button, can be also the electronic switch forms such as infrared button, touch button.In certain embodiments, safe processor 3 starts primary processor 1 and can wake up primary processor 1 by interruption, and while just having powered on, primary processor 1, in standby mode, interrupts waking rear primary processor 1 up and enters normal mode of operation.
Preferably, safe processor 3 is by the startup of the power supply control primary processor 1 of control primary processor 1, in this preferred embodiment, implementation is as follows: also comprise primary processor feed circuit 8, the output terminal of primary processor feed circuit 8 is connected with primary processor 1, the controlled end of primary processor feed circuit 8 is connected with safe processor 3, safe processor 3 is also for enabling primary processor feed circuit 8 after the starting-up signal start switch 7 being detected, and primary processor feed circuit 8 power and start primary processor 1 to primary processor 1.Primary processor feed circuit 8 can be realized by power supply chip, thereby safe processor 3 enables primary processor feed circuit 8 by sending Voltage-output order to power supply chip, primary processor feed circuit 8 power to primary processor 1, and primary processor 1 powers on and directly starts.In certain embodiments, for the consideration of cost, primary processor feed circuit 8 can be that controllable silicon is realized, and safe processor 3 drives controllable silicon to control conducting and disconnection that primary processor 1 is powered.
In order to realize the monitoring to battery 4, safe processor 3 also for sending low pressure alarming signal in the time battery 4 voltages being detected lower than preset value.Safe processor 3 can be changed by AD (analog to digital conversion) module to the detection of battery 4 voltages and carry out the detection of voltage, and the input end of AD modular converter is connected with battery 4, and the output terminal of AD modular converter is connected with safe processor 3.AD modular converter can be that safe processor 3 is that carry or external.In certain embodiments, also can adopt comparer to realize, two input ends of comparer connect respectively battery 4 and reference voltage (being the preset value of voltage), at battery 4 during lower than reference voltage, can there is voltage upset in the output terminal of comparer, safe processor 3 detects that voltage upset can send low pressure alarming signal.Low pressure alarming signal can be that voice signal or light signal etc. can be by the signals of the direct perception of people, also can be data-signal, data-signal can send to primary processor 1, and primary processor 1 is realized report to the police (as shown that screen display cell voltage is too low) after low pressure alarming signal being detected.After user learns that cell voltage is too low, can change security system.
Anti-theft device 2 to destructive test has numerous embodiments, as being provided with contact in the junction of anti-theft device 2, contact is conducting in the situation that anti-theft device 2 seals, and disconnect in the situation that opening, by detecting the conducting of contact, whether safe processor 3 can learn that whether anti-theft device 2 is opened, if be opened, removes the confidential information in first memory 5.Also can adopt photosensitive detection module, normally anti-theft device 2 is totally-enclosed does not have light to enter, in the time that anti-theft device is destroyed, light can enter in anti-theft device 2 and make the photosensitive detection module of anti-theft device 2 inside light be detected, photosensitive detection module sends to safe processor 3 and destroys alerting signal, after safe processor 3 detects, just removes the confidential information in first memory 5.
The confidential information being stored in first memory 5 can be arbitrarily, as the partial code of primary processor 1, is preferably the start-up code of primary processor 1, and having lacked 1 of start-up code primary processor cannot start, and has further ensured the safety of primary processor 1.In the time that primary processor 1 starts, primary processor 1 is configured to from starting with the connectivity port of safe processor 3, be primary processor 1 by with the connectivity port of safe processor 3 on load start-up code, the start-up code in first memory 5 is sent to primary processor 1 by safe processor 3.
The present invention does not limit the connected mode of primary processor 1 and safe processor 3, as long as primary processor 1 can communicate with safe processor 3.Common ground, can be for I2C connects, UART connects or SPI connects.If safe processor 3 carries communication interface, can directly use the communication interface carrying, if do not had, also can simulate communication interface, after starting, safe processor 3 can simulate.
Security system of the present invention is specifically in the time that safe processor 3 moves first, be that battery 4 is while just having powered on, now also be in process of factory production, anti-theft device 2 may also be in the state of opening, if safe processor 3 destroys after alerting signal cleaning machine confidential information immediately receiving, cannot produce available system.Safe processor 3 should detect after destroying alerting signal disappears and start to enter normal workflow after just powering on: receiving and destroying cleaning machine confidential information after alerting signal.
Safety system can be applicable on the equipment of the confidential information that needs protection arbitrarily, as POS machine.The present invention also provides a kind of anti-POS machine cracking, and comprises bank card information read module, display module and load module, also comprises the above-mentioned anti-security system cracking.Primary processor 1 can be connected with bank card information read module, display module and load module the processing of the business information such as collection, the demonstration of Transaction Information and the collection of input message to bank card information.Special in the POS of wireless handheld machine situation, on the basis of above-mentioned POS machine, also can comprise wireless communication module, receipt print module and merchandise news read module (as bar code scanning module) etc., thereby these modules can be connected with primary processor 1 communication, printing and the shopping saving system etc. that complete handheld POS machine.
And the present invention also provides a kind of anti-method cracking, comprise that confidential information forwards step and confidential information removing step.Step S103: primary processor transmitter confidential information read signal is to the safe processor in anti-theft device, step S104: safe processor is receiving after the confidential information read signal of primary processor transmission, S105 safe processor reads and is stored in the confidential information in the interior first memory of anti-theft device and confidential information is sent to primary processor, and also comprise confidential information removing step: when safe processor receives after the destruction alerting signal of anti-theft device transmission, remove and be stored in the confidential information in first memory in anti-theft device.In the time having people to want steal confidential information, to destroy anti-theft device and make anti-theft device send destruction alerting signal to safe processor, safe processor receives rear deletion confidential information, thereby has ensured the safety of confidential information.And primary processor be will use confidential information time, safe processor can send to primary processor by confidential information.Above-mentioned confidential information forwards step and confidential information removing step does not have sequencing in time, but in priority, confidential information is removed step and be should be higher rank, and ensureing is having people to want the steal confidential information energy very first time confidential information to be removed to ensure the safety of confidential information.
For the startup control and the start that realize primary processor detect, described confidential information forwards step and also comprised before primary processor transmitter confidential information read signal step: step S101: safe processor enters step S102 after starting-up signal being detected: sending processor starting up's signal enabling primary processor.By above step safe processor can whether control the startup of primary processor.
Confidential information can be arbitrarily, in the time that confidential information is the start-up code of primary processor, after step S105, also comprises that step S106 loads and move confidential information at step primary processor, and primary processor loads and move start-up code.Lack start-up code primary processor and cannot start, prevented that the code of primary processor is cracked, ensured the safety of primary processor global code, ensured to use the safety of the equipment of this method.
The foregoing is only embodiments of the invention; not thereby limit scope of patent protection of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (13)
1. the anti-security system cracking, is characterized in that: comprise as lower module:
Primary processor, anti-theft device, safe processor, battery and first memory, described primary processor is connected with safe processor, described safe processor and anti-theft device, battery is connected with first memory, described safe processor, battery and first memory are placed in described anti-theft device, described first memory is for memory machine confidential information, described anti-theft device destroys alerting signal to safe processor for sending in the time that anti-theft device is destroyed, described safe processor for removing the confidential information of first memory in the time receiving alerting signal, described safe processor is also for sending to described confidential information described primary processor.
2. the anti-security system cracking according to claim 1, it is characterized in that: also comprise second memory, described second memory is placed in described anti-theft device and is connected with safe processor, and described second memory is for the operation code of storage security processor.
3. the anti-security system cracking according to claim 1, it is characterized in that: also comprise start switch, described start switch is connected with safe processor, and described safe processor is also for starting described primary processor after the starting-up signal start switch being detected.
4. the anti-security system cracking according to claim 3, is characterized in that: safe processor is by the startup of the power supply control primary processor of control primary processor.
5. the anti-security system cracking according to claim 1, is characterized in that: described safe processor also for sending low pressure alarming signal in the time cell voltage being detected lower than preset value.
6. the anti-security system cracking according to claim 1, is characterized in that: the start-up code that described confidential information is primary processor.
7. according to the anti-security system cracking described in claim 1 to 6, it is characterized in that: described first memory is FLASH storer.
8. according to the anti-security system cracking described in claim 1 to 6 any one, it is characterized in that: described battery is rechargeable battery.
9. according to the anti-security system cracking described in claim 1 to 6 any one, it is characterized in that: described primary processor and safe processor be connected to that I2C is connected, UART connects or SPI connects.
10. the anti-POS machine cracking, comprise bank card information read module, display module and load module, it is characterized in that, also comprise the anti-security system cracking, the described anti-security system cracking is the anti-security system cracking described in claim 1 to 9 any one.
11. 1 kinds of anti-methods that crack, it is characterized in that, comprise that confidential information forwards step and confidential information is removed step, described confidential information forwards step and comprises: primary processor transmitter confidential information read signal is to the safe processor in anti-theft device, safe processor is receiving after the confidential information read signal of primary processor transmission, safe processor reads and is stored in the confidential information in the interior first memory of anti-theft device and confidential information is sent to primary processor, described confidential information is removed step and is comprised: when safe processor receives after the destruction alerting signal of anti-theft device transmission, removing is stored in the confidential information in first memory in anti-theft device.
12. according to a kind of anti-method cracking of claim 11, it is characterized in that: described confidential information forwards step and before primary processor transmitter confidential information read signal step, also comprises step: safe processor is detecting after starting-up signal, sending processor starting up's signal enabling primary processor.
13. according to a kind of anti-method cracking of claim 12, it is characterized in that: the start-up code that described confidential information is primary processor also comprises step: primary processor loads and move confidential information after confidential information is sent to primary processor step by safe processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410156322.5A CN103955653A (en) | 2014-04-17 | 2014-04-17 | Anti-cracking security system, POS (Point Of Sale) machine and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410156322.5A CN103955653A (en) | 2014-04-17 | 2014-04-17 | Anti-cracking security system, POS (Point Of Sale) machine and method |
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| CN103955653A true CN103955653A (en) | 2014-07-30 |
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| CN201410156322.5A Pending CN103955653A (en) | 2014-04-17 | 2014-04-17 | Anti-cracking security system, POS (Point Of Sale) machine and method |
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Cited By (5)
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| CN105488924A (en) * | 2015-12-11 | 2016-04-13 | 福建新大陆支付技术有限公司 | POS high-end application system and solving method |
| CN105679011A (en) * | 2016-02-24 | 2016-06-15 | 深圳市微科通讯设备有限公司 | Method for vehicle management by using multifunctional terminal and multifunctional terminal |
| CN105957276A (en) * | 2016-05-17 | 2016-09-21 | 福建新大陆支付技术有限公司 | Android system-based intelligent POS security system, starting method and data management control method |
| CN111080936A (en) * | 2019-12-20 | 2020-04-28 | 上海动联信息技术股份有限公司 | A POS machine multi-layer through-hole protection cover |
| CN111259463A (en) * | 2020-01-08 | 2020-06-09 | Oppo（重庆）智能科技有限公司 | Anti-theft protection method and apparatus, electronic device, computer readable storage medium |
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| CN105488924A (en) * | 2015-12-11 | 2016-04-13 | 福建新大陆支付技术有限公司 | POS high-end application system and solving method |
| CN105679011A (en) * | 2016-02-24 | 2016-06-15 | 深圳市微科通讯设备有限公司 | Method for vehicle management by using multifunctional terminal and multifunctional terminal |
| CN105957276A (en) * | 2016-05-17 | 2016-09-21 | 福建新大陆支付技术有限公司 | Android system-based intelligent POS security system, starting method and data management control method |
| CN105957276B (en) * | 2016-05-17 | 2018-01-02 | 福建新大陆支付技术有限公司 | Based on android system intelligence POS security systems and startup, data management-control method |
| CN111080936A (en) * | 2019-12-20 | 2020-04-28 | 上海动联信息技术股份有限公司 | A POS machine multi-layer through-hole protection cover |
| CN111259463A (en) * | 2020-01-08 | 2020-06-09 | Oppo（重庆）智能科技有限公司 | Anti-theft protection method and apparatus, electronic device, computer readable storage medium |
| CN111259463B (en) * | 2020-01-08 | 2022-09-09 | Oppo（重庆）智能科技有限公司 | Anti-theft protection method and apparatus, electronic device, computer readable storage medium |
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