CN110058554A - Onboard sensitive information storage chip security system - Google Patents
Onboard sensitive information storage chip security system Download PDFInfo
- Publication number
- CN110058554A CN110058554A CN201910396487.2A CN201910396487A CN110058554A CN 110058554 A CN110058554 A CN 110058554A CN 201910396487 A CN201910396487 A CN 201910396487A CN 110058554 A CN110058554 A CN 110058554A
- Authority
- CN
- China
- Prior art keywords
- security system
- storage chip
- sensitive information
- microcontroller
- onboard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
Abstract
A kind of onboard sensitive information storage chip security system, the storage chip is stored with sensitive information, the security system includes accelerometer, vibrating sensor and microcontroller, the port of microcontroller is connect with accelerometer and vibrating sensor, when the circuit board where storage chip is moved, the signal judging circuit plate that microcontroller is provided according to accelerometer or vibrating sensor is moved, then security system provides warning message, and is connected destruction power supply and smashed storage chip.
Description
Technical field
The invention belongs to logistics equipment technical field, in particular to a kind of onboard sensitive information storage chip security system.
Background technique
It is postal for letter sorting machine, flat pieces sorter and parcel sorting machine etc. to material flows automation equipment and related
Information products, in use, need using peripheral hardware to it is handled package or mail information (such as bar code of face list) into
Row automatic collection is manually entered, so that above- mentioned information are transmitted to host computer by peripheral hardware.
Some users have monitoring for package information and filter the demand of sensitive information.Therefore it needs to arrive in information input
Before host computer, these sensitive parcel posts are found in time, and be sent to host computer after sensitive information is modified.These sensitivity letters
Breath is stored in processor or memory, it is undesirable to be obtained by other people, therefore be stored the chip requirement of these sensitive informations
Access circuit board theft monitoring smashes system with onboard chip.Circuit board where the chip of system discovery storage sensitive information
When by movement, which can destroy the chip for storing these sensitive informations, in order to avoid the information that is stolen.
Summary of the invention
The present invention provides a kind of onboard sensitive information storage chip security systems, it is therefore intended that solves in material flows automation
For the protection problem of sensitive information in equipment.
One of embodiment of the present invention, a kind of onboard sensitive information storage chip security system, the storage chip are stored with
Sensitive information, the security system include accelerometer, vibrating sensor and microcontroller, the port of microcontroller and acceleration
Meter is connected with vibrating sensor,
When the circuit board where storage chip is moved, microcontroller is provided according to accelerometer or vibrating sensor
Signal judging circuit plate is moved, then security system provides warning message.
The present invention can be used for including that letter sorting machine, the postal service of flat pieces sorter and parcel sorting machine and logistics are automatic
Change the monitoring of the information monitoring and filtering circuit of equipment, the especially wherein protection for sensitive information storage chip.It can also be with
Expand application range to any occasion for needing to monitor whether circuit or chip movement.It is of the invention for circuit in equipment
The advantages of theft monitoring of plate destroys system with onboard chip is that system is simple, using pair of acceleration and vibrating sensor
Weight signal detection, and do not influenced also work normally by external power supply.
Detailed description of the invention
The following detailed description is read with reference to the accompanying drawings, above-mentioned and other mesh of exemplary embodiment of the invention
, feature and advantage will become prone to understand.In the accompanying drawings, if showing by way of example rather than limitation of the invention
Dry embodiment, in which:
Onboard sensitive information storage chip security system theory of constitution schematic diagram in Fig. 1 embodiment of the present invention.
Onboard sensitive information storage chip security system circuit theory of constitution figure in Fig. 2 embodiment of the present invention.
Specific embodiment
According to one or more embodiment, as shown in Figure 1, a kind of onboard sensitive information storage chip security system, institute
It states storage chip and is stored with sensitive information, the security system includes accelerometer, vibrating sensor and microcontroller.Microcontroller
The port of device is connect with accelerometer and vibrating sensor.When the circuit board where storage chip is moved, microcontroller according to
The output signal that the jump signal or vibrating sensor of accelerometer provide is carried out decision circuitry plate more than or equal to 3 times and is moved,
Then security system provides warning message.
A kind of application scenarios are as follows: a kind of device for filtering information bridge joint is between keyboard and computer, in device for filtering information
Comprising the sensitive word information for needing to filter, when keyboard inputs sensitive information, sensitive information is removed and is issued by this filter plant
Alarm signal.But the chip that sensitive information is stored in this filter plant cannot be stolen, can be by onboard sensitive information of the invention
Storage chip security system is arranged on above- mentioned information filter plant, when this device for filtering information is moved, safety of the invention
System will issue alarm signal, and be connected and destroy power supply to smash storage chip.
According to one or more embodiment, as shown in Figure 1, a kind of onboard sensitive information storage chip security system, institute
It states storage chip and is stored with sensitive information, the security system includes accelerometer, vibrating sensor and microcontroller, microcontroller
The port of device is connect with accelerometer and vibrating sensor.Wherein, accelerometer, vibrating sensor and microcontroller are loaded in
On second circuit board, when the first circuit board where storage chip is moved, the microcontroller on second circuit board is according to acceleration
The signal judging circuit plate that degree meter or vibrating sensor provide is moved, then security system provides warning message.
According to one or more embodiment, onboard sensitive information storage chip security system includes destroying power supply, when micro-
Circuit board where controller judges storage chip is moved, then cuts off the working power of storage chip, will be destroyed power supply and is deposited
Chip conducting is stored up, so that storage chip is destroyed.The security system includes the second relay, and second relay is for controlling
The connection or disconnection of storage chip and working power.The security system includes the first relay, which is used for
It controls storage chip and destroys the connection or disconnection of power supply, the port company of the first relay and the second relay and microcontroller
It connects.Working power include power management module and and rechargeable battery, when there is external power supply power supply, power management module switching peace
Total system takes electricity from external power supply, and charges to rechargeable battery.When external power supply stops powering, power management module switching
Security system takes electricity from rechargeable battery.
According to one or more embodiment, onboard sensitive information storage chip security system include MCU, accelerometer,
Needed for vibrating sensor, rechargeable battery, power management module and onboard relay and these chips or module built-up circuit
Electronic component.MCU is not limited to ARM or single-chip microcontroller, needs to include at least 2 GPIO interfaces, 1 SPI interface.Accelerometer needs
It configures SPI interface and MCU is established and communicated, the acceleration signal that accelerometer acquires is transferred to MCU.Vibrating sensor needs to be compatible with
The GPIO interface of MCU, the omicronff signal transmission that can be will test go out to MCU.
Rechargeable battery can provide 3.7V or the above voltage, with 500 times or more complete charging and discharging capabilities.Power management mould
Block may identify whether extraneous power supply, can be switched in no extraneous power supply it is rechargeable battery powered, and when there is extraneous power
For rechargeable battery charging.Onboard relay can be controlled actuation and be disconnected by DC3.3V voltage, the GPIO interface control of compatible MCU
Signal.
Microcontroller uses chip STM32F103R8T, uses chip ADXL345BCCZ as accelerometer, and vibration passes
Sensor uses SW-18010P chip, uses chip BQ24170 as power management module, and rechargeable battery uses two section lithium battery lists
Member is formed in parallel, and two relays use SRD-03VDC-SL-C model.
According to one or more embodiment, a kind of logistic sorting machine, the sorter includes onboard sensitive information storage core
Piece security system, the sorter are one kind of letter sorting machine, flat pieces sorter or parcel sorting machine.Security system is logical
The signal for crossing accelerometer and vibrating sensor sensing, judges the circuit board that sensitive information storage chip is loaded in logistic sorting machine
Whether movement is had.When thinking to generate mobile, the normal power supply for the storage chip power supply that cutting needs to be destroyed, conducting is broken later
Bad power supply, to destroy storage chip.The system and monitored circuit board are rigidly connected, or are set up directly on the same circuit board
On.
It is worth noting that although foregoing teachings are by reference to several essences that detailed description of the preferred embodimentsthe present invention has been described creates
Mind and principle, it should be appreciated that, the invention is not limited to the specific embodiments disclosed, the division also unawareness to various aspects
Taste these aspect in feature cannot combine, it is this divide merely to statement convenience.The present invention is directed to cover appended power
Included various modifications and equivalent arrangements in the spirit and scope that benefit requires.
Claims (7)
1. a kind of onboard sensitive information storage chip security system, which is characterized in that the storage chip is stored with sensitive information,
The security system includes accelerometer, vibrating sensor and microcontroller, port and accelerometer and the vibration of microcontroller
Sensor connection,
When the circuit board where storage chip is moved, the signal that microcontroller is provided according to accelerometer or vibrating sensor
Decision circuitry plate is moved, then security system provides warning message.
2. onboard sensitive information storage chip security system according to claim 1, which is characterized in that the security system
Including destroying power supply, the circuit board where microcontroller judges storage chip is moved, then cuts off the work electricity of storage chip
Source will be destroyed power supply and be connected with storage chip, so that storage chip is destroyed.
3. onboard sensitive information storage chip security system according to claim 2, which is characterized in that the security system
Including relay 2, which is used to control the connection or disconnection of storage chip and working power,
The security system includes relay 1, which is used to control storage chip and destroys the connection or disconnected of power supply
It opens,
Relay 1 and relay 2 are connect with the port of microcontroller.
4. onboard sensitive information storage chip security system according to claim 3, which is characterized in that working power includes
Power management module and and rechargeable battery, when there is external power supply power supply, power management module handover security system is from external electricity
Source takes electricity, and charges to rechargeable battery,
When external power supply stops powering, power management module handover security system takes electricity from rechargeable battery.
5. onboard sensitive information storage chip security system according to claim 4, which is characterized in that microcontroller uses
Chip STM32F103R8T uses chip ADXL345BCCZ as accelerometer, and vibrating sensor uses SW-18010P chip, uses
Chip BQ24170 is formed in parallel as power management module, rechargeable battery using two section lithium cells, and two relays use
SRD-03VDC-SL-C model.
6. a kind of onboard sensitive information storage chip security system, which is characterized in that the storage chip is stored with sensitive information,
The security system includes accelerometer, vibrating sensor and microcontroller, port and accelerometer and the vibration of microcontroller
Sensor connection, wherein
Accelerometer, vibrating sensor and microcontroller are loaded on the second circuit board,
When the first circuit board where storage chip is moved, the microcontroller on second circuit board is according to accelerometer or vibration
The signal judging circuit plate that dynamic sensor provides is moved, then security system provides warning message.
7. a kind of logistic sorting machine, which is characterized in that the sorter includes such as claim 1 or as claimed in claim 6 onboard
Sensitive information storage chip security system, the sorter are letter sorting machine, flat pieces sorter or parcel sorting machine
It is a kind of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910396487.2A CN110058554A (en) | 2019-05-14 | 2019-05-14 | Onboard sensitive information storage chip security system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910396487.2A CN110058554A (en) | 2019-05-14 | 2019-05-14 | Onboard sensitive information storage chip security system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110058554A true CN110058554A (en) | 2019-07-26 |
Family
ID=67323107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910396487.2A Pending CN110058554A (en) | 2019-05-14 | 2019-05-14 | Onboard sensitive information storage chip security system |
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| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002089081A9 (en) * | 2001-04-26 | 2003-04-10 | Caveo Technology Llc | Pc card security system |
| CN1932712A (en) * | 2005-09-12 | 2007-03-21 | 鸿富锦精密工业（深圳）有限公司 | Notebook computer antitheft alarm circuit |
| CN104268487A (en) * | 2014-09-23 | 2015-01-07 | 杭州晟元芯片技术有限公司 | Reset and self-destruction management system for security chip |
| CN204795913U (en) * | 2015-07-18 | 2015-11-18 | 柴俊沙 | Protection device is prevented destroying by circuit |
| CN206053680U (en) * | 2016-09-27 | 2017-03-29 | 常熟理工学院 | A kind of SCM Based intelligent coffer warning system |
| CN107818257A (en) * | 2017-11-23 | 2018-03-20 | 迈普通信技术股份有限公司 | One kind illegally tears machine data self-desttruction equipment and electronic equipment open |
| CN207337406U (en) * | 2017-09-04 | 2018-05-08 | 赵科武 | A kind of movable storage device for possessing physics self-destroying function |
-
2019
- 2019-05-14 CN CN201910396487.2A patent/CN110058554A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002089081A9 (en) * | 2001-04-26 | 2003-04-10 | Caveo Technology Llc | Pc card security system |
| CN1932712A (en) * | 2005-09-12 | 2007-03-21 | 鸿富锦精密工业（深圳）有限公司 | Notebook computer antitheft alarm circuit |
| CN104268487A (en) * | 2014-09-23 | 2015-01-07 | 杭州晟元芯片技术有限公司 | Reset and self-destruction management system for security chip |
| CN204795913U (en) * | 2015-07-18 | 2015-11-18 | 柴俊沙 | Protection device is prevented destroying by circuit |
| CN206053680U (en) * | 2016-09-27 | 2017-03-29 | 常熟理工学院 | A kind of SCM Based intelligent coffer warning system |
| CN207337406U (en) * | 2017-09-04 | 2018-05-08 | 赵科武 | A kind of movable storage device for possessing physics self-destroying function |
| CN107818257A (en) * | 2017-11-23 | 2018-03-20 | 迈普通信技术股份有限公司 | One kind illegally tears machine data self-desttruction equipment and electronic equipment open |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20190726 |