CN104484962B - A kind of method and device of POS safety detection - Google Patents
A kind of method and device of POS safety detection Download PDFInfo
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- CN104484962B CN104484962B CN201410603706.7A CN201410603706A CN104484962B CN 104484962 B CN104484962 B CN 104484962B CN 201410603706 A CN201410603706 A CN 201410603706A CN 104484962 B CN104484962 B CN 104484962B
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000002159 abnormal effect Effects 0.000 claims abstract description 18
- 230000016571 aggressive behavior Effects 0.000 claims abstract description 18
- 238000002604 ultrasonography Methods 0.000 claims description 17
- 238000004891 communication Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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Abstract
The invention discloses the method and apparatus of POS safety detection.Method includes step：S1, sets safe trigger parameter；S2, ultrasonic transmitter is in POS internal emission ultrasonic wave；S3, ultrasonic receiver receives the ultrasonic wave reflected；Whether the reception time for the ultrasonic wave that S4, the launch time for the ultrasonic wave launched according to ultrasonic transmitter and/or tranmitting frequency, ultrasonic receiver are received and/or reflection frequency and safe trigger parameter, judge POS by abnormal aggression.Device includes being provided with POS housing, POS housing：Ultrasonic transmitter, ultrasonic receiver and processing module.The present invention detects that POS housing, whether by abnormal aggression, improves the reliability, controllability and stability of POS safety detection, so as to effectively ensure the data safety of POS by ultrasonic technology.It the method can be widely used in various POSs.
Description
Technical field
The present invention relates to the safety monitoring of the cash logger electronically operated, more particularly to a kind of safety of POS
Monitoring method, the invention further relates to a kind of device of POS safety monitoring.
Background technology
POS is a kind of point-of-sale terminal with clearing of account function, be widely used in supermarket, chain store, hypermarket,
The places such as restaurant.Because being related to the transaction of bank card, there is very high requirement to its security performance, it is necessary to ensure POS
The significant data of the inside such as key etc. is not stolen.For the security performance of specification POS, payment card industry data safety standard
Committee system makes PCI Valuation Standards, and PCI Valuation Standards are intended to strict control data storage to ensure that pay card user hands over online
The data safety standard of easy safety.
Present various POS housing protected modes, are divided into mechanical structure sensing protected mode and non-electronic sensing protection side
Formula.
Whether mechanical structure sensing protected mode is such as pried open using contact folding monitoring POS housing.However, actual
Middle mechanical structure induction mode is easily disturbed by environment, and vibrations are fallen, temperature change, is likely to cause mechanical contact to become
Shape is moved, and causes false triggering.
Whether non-electronic sensing protected mode using the sensing of light-inductive device as having light source entrance, to judge whether POS
Housing is pried open.However, light-inductive is easily disturbed by strong non-visible light, meanwhile, also easily receive the visible light source of inside
Interference, meanwhile, sensitivity also it is bad hold.
The content of the invention
In order to solve the above-mentioned technical problem, can effectively prevent false triggering it is an object of the invention to provide one kind, it is highly sensitive
The method of the POS safety monitoring of degree.
In order to solve the above-mentioned technical problem, it is a further object to provide one kind can effectively prevent false triggering,
The device of highly sensitive POS safety monitoring.
The technical solution adopted in the present invention is：
A kind of method of POS safety detection, it includes step：S1, sets safe trigger parameter；S2, ultrasonic wave transmitting
Device is in POS internal emission ultrasonic wave；S3, ultrasonic receiver receives the ultrasonic wave reflected；S4, launches according to ultrasonic wave
Reception time of ultrasonic wave that the launch time of the ultrasonic wave of device transmitting and/or tranmitting frequency, ultrasonic receiver are received and/
Or reflection frequency and safe trigger parameter, judge POS whether by abnormal aggression.
It is preferred that, the safe trigger parameter is that time difference maximum and/or time difference minimum value and/or difference on the frequency are maximum
Value and/or difference on the frequency minimum value and/or standard frequency range.
It is preferred that, the step S2 specifically includes sub-step：S21, ultrasonic transmitter is in POS internal emission ultrasound
Ripple；S22, records the launch time of ultrasonic wave and/or the tranmitting frequency of ultrasonic wave.
It is preferred that, the step S4 specifically includes sub-step：S41, the reflectance ultrasound received according to ultrasonic receiver
It is maximum whether the time difference between the launch time for receiving time and ultrasonic transmitter transmitting ultrasonic wave of ripple is more than the time difference
It is worth and/or less than time difference minimum value, judges POS whether by abnormal aggression；Or S42, received according to ultrasonic receiver
Whether the difference on the frequency between the tranmitting frequency of reflection frequency and ultrasonic transmitter the transmitting ultrasonic wave of the reflectance ultrasound ripple arrived is big
In difference on the frequency maximum and/or less than difference on the frequency minimum value, judge POS whether by abnormal aggression；Or S43, according to ultrasound
Whether whether the reflection frequency for the reflectance ultrasound ripple that ripple receiver is received exceeds standard frequency range, judge POS by different
Often attack.
It is preferred that, it also includes step：S5, when step S4 judges POS by abnormal aggression, triggering alarm and/or
Stop POS work.
It is preferred that, alarm described in step S5 includes local alarm and sends warning information to remote terminal.
A kind of device of POS safety detection, it is used to implement a kind of method of POS safety detection, and it includes POS
It is provided with housing, the POS housing：Ultrasonic transmitter, for launching ultrasonic wave；Ultrasonic receiver, it is anti-for receiving
The ultrasonic wave penetrated；Processing module, for the launch time of ultrasonic wave launched according to ultrasonic transmitter and/or tranmitting frequency,
Whether the reception time for the ultrasonic wave that ultrasonic receiver is received and/or reflection frequency, judge POS by abnormal aggression.
It is preferred that, it also includes alarm device, and the input of the alarm device and the output end of processing module are connected.
It is preferred that, it also includes communication module, and the communication module is connected with processing module.
The beneficial effects of the invention are as follows：
Whether a kind of method of POS safety detection of the present invention detects POS housing by exception by ultrasonic technology
Attack, overcomes the problem of easy false triggering of POS safety detection and sensitivity are difficult to control in the prior art, improves POS
Reliability, controllability and the stability of machine safety detection, so that the data safety of POS has effectively been ensured, and method letter
Single easy-to-use, implementation cost is low, with good economic and social benefit.It the method can be widely used in various POSs.
The present invention another beneficial effect be：
Whether a kind of device of POS safety detection of the present invention detects POS housing by exception by ultrasonic technology
Attack, overcomes the problem of easy false triggering of POS safety detection and sensitivity are difficult to control in the prior art, improves POS
Reliability, controllability and the stability of machine safety detection, so that the data safety of POS has effectively been ensured, and device letter
Single easy-to-use, production assembly cost is low, with good economic and social benefit.It the method can be widely used in various POSs.
Brief description of the drawings
The embodiment to the present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of a kind of method flow diagram of embodiment of method of POS safety detection of the invention；
Fig. 2 is a kind of a kind of structural representation of embodiment of device of POS safety detection of the invention.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.
As shown in figure 1, a kind of method of POS safety detection, it includes step：S1, sets safe trigger parameter；S2,
Ultrasonic transmitter is in POS internal emission ultrasonic wave；S3, ultrasonic receiver receives the ultrasonic wave reflected；S4, according to
The ultrasonic wave that the launch time of the ultrasonic wave of ultrasonic transmitter transmitting and/or tranmitting frequency, ultrasonic receiver are received
Whether reception time and/or reflection frequency and safe trigger parameter, judge POS by abnormal aggression.
It is preferred that, the safe trigger parameter is that time difference maximum and/or time difference minimum value and/or difference on the frequency are maximum
Value and/or difference on the frequency minimum value and/or standard frequency range.
It is preferred that, the step S2 specifically includes sub-step：S21, ultrasonic transmitter is in POS internal emission ultrasound
Ripple；S22, records the launch time of ultrasonic wave and/or the tranmitting frequency of ultrasonic wave.Wherein it is possible to be determined by resonance circuit super
The frequency of sound wave.
It is preferred that, the step S4 specifically includes sub-step：S41, the reflectance ultrasound received according to ultrasonic receiver
It is maximum whether the time difference between the launch time for receiving time and ultrasonic transmitter transmitting ultrasonic wave of ripple is more than the time difference
It is worth and/or less than time difference minimum value, judges POS whether by abnormal aggression；Or S42, received according to ultrasonic receiver
Whether the difference on the frequency between the tranmitting frequency of reflection frequency and ultrasonic transmitter the transmitting ultrasonic wave of the reflectance ultrasound ripple arrived is big
In difference on the frequency maximum and/or less than difference on the frequency minimum value, judge POS whether by abnormal aggression；Or S43, according to ultrasound
Whether whether the reflection frequency for the reflectance ultrasound ripple that ripple receiver is received exceeds standard frequency range, judge POS by different
Often attack.
The detailed operation of the invention is illustrated with three kinds of embodiments below.
1. placing a ultrasonic transmitter and ultrasonic transmitter in POS, every the specified time, ultrasound is sent out
Ripple, ultrasonic wave runs into POS shell reflective and returned, according to time difference between ultrasonic wave launch time and reception time and super
The spread speed of sound wave, can calculate the distance of casing, time difference or the distance under normality can first be recorded, when time difference or distance
Change beyond the scope specified（Safe trigger parameter）When, start triggering alarm or stop POS work.For example, can be accurate
Really whether detection POS object is pried open or is oppressed by gravity.
2. placing a ultrasonic transmitter and ultrasonic transmitter in POS, every the specified time, ultrasound is sent out
Ripple, ultrasonic wave runs into POS shell reflective and returned, and calculates the difference on the frequency between ultrasonic wave tranmitting frequency and receives frequency, when frequency
The change of rate difference is beyond the scope specified（Safe trigger parameter）When, start triggering alarm or stop POS work.For example, can
To detect whether the vibrations of high speed bit, drilling attack has accurately been known whether.
Whether there is foreign matter to enter inside POS 3. ultrasound examination is known that.When there is foreign matter to be implanted into terminal, due to
The change of the resonant frequency of reflectance ultrasound ripple, can be detected, when the change of frequency is beyond the scope specified（Safety triggering ginseng
Number）When, triggering alarm or stopping POS working.
It is preferred that, it also includes step：S5, when step S4 judges POS by abnormal aggression, triggering alarm and/or
Stop POS work.Wherein, alarm device can be warning lamp siren or other alarm devices.
It is preferred that, alarm described in step S5 includes local alarm and sends warning information to remote terminal.
Whether a kind of method of POS safety detection of the present invention detects POS housing by exception by ultrasonic technology
Attack, overcomes the problem of easy false triggering of POS safety detection and sensitivity are difficult to control in the prior art, improves POS
Reliability, controllability and the stability of machine safety detection, so that the data safety of POS has effectively been ensured, and method letter
Single easy-to-use, implementation cost is low, with good economic and social benefit.It the method can be widely used in various POSs.
As shown in Fig. 2 a kind of device of POS safety detection, it is used to implement a kind of method of POS safety detection,
It includes being provided with POS housing 1, the POS housing 1：Ultrasonic transmitter 2, for launching ultrasonic wave 4；Ultrasonic wave connects
Device 3 is received, the ultrasonic wave 4 for receiving reflection；Processing module, for the transmitting for the ultrasonic wave 4 launched according to ultrasonic transmitter 2
The reception time for the ultrasonic wave 4 that time and/or tranmitting frequency, ultrasonic receiver 3 are received and/or reflection frequency, judge POS
Whether machine is by abnormal aggression.The ultrasonic signal that wherein ultrasonic transmitter 2 is launched reflects by POS housing 1, quilt
Ultrasonic receiver 3 is received.
It is preferred that, it also includes alarm device, and the input of the alarm device and the output end of processing module are connected.Its
In, alarm device can be warning lamp siren or other alarm devices.
It is preferred that, it also includes communication module, and the communication module is connected with processing module.
A kind of course of work of the device of POS safety detection corresponds to a kind of method of POS safety detection, herein not
Do tired state.
Whether a kind of device of POS safety detection of the present invention detects POS housing 1 by exception by ultrasonic technology
Attack, overcomes the problem of easy false triggering of POS safety detection and sensitivity are difficult to control in the prior art, improves POS
Reliability, controllability and the stability of machine safety detection, so that the data safety of POS has effectively been ensured, and device letter
Single easy-to-use, production assembly cost is low, with good economic and social benefit.It the method can be widely used in various POSs.
Above is the preferable implementation to the present invention is illustrated, but the invention is not limited to the implementation
Example, those skilled in the art can also make a variety of equivalent variations or replace on the premise of without prejudice to spirit of the invention
Change, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (8)
1. a kind of method of POS safety detection, it is characterised in that it includes step：
S1, sets safe trigger parameter, and the safe trigger parameter is time difference maximum and/or time difference minimum value and frequency
Poor maximum and/or difference on the frequency minimum value and/or standard frequency range；
S2, ultrasonic transmitter is in POS internal emission ultrasonic wave；
S3, ultrasonic receiver receives the ultrasonic wave reflected；
S4, the launch time for the ultrasonic wave launched according to ultrasonic transmitter and tranmitting frequency, ultrasonic receiver are received
Whether the reception time of ultrasonic wave and reflection frequency and safe trigger parameter, judge POS by abnormal aggression；Wherein, according to
Tranmitting frequency and reflection frequency judge whether POS is implanted into by drilling attack or foreign matter.
2. the method for a kind of POS safety detection according to claim 1, it is characterised in that the step S2 is specifically wrapped
Enclosed tool step：
S21, ultrasonic transmitter is in POS internal emission ultrasonic wave；
S22, records the launch time of ultrasonic wave and/or the tranmitting frequency of ultrasonic wave.
3. the method for a kind of POS safety detection according to claim 2, it is characterised in that the step S4 is specifically wrapped
Enclosed tool step：
S41, reception time and the ultrasonic transmitter of the reflectance ultrasound ripple received according to ultrasonic receiver launch ultrasonic wave
Launch time between time difference whether be more than time difference maximum and/or less than time difference minimum value, whether judge POS
By abnormal aggression；Or
S42, reflection frequency and the ultrasonic transmitter of the reflectance ultrasound ripple received according to ultrasonic receiver launch ultrasonic wave
Tranmitting frequency between difference on the frequency whether be more than difference on the frequency maximum and/or less than difference on the frequency minimum value, whether judge POS
By abnormal aggression；Or
Whether S43, the reflection frequency of the reflectance ultrasound ripple received according to ultrasonic receiver exceeds standard frequency range, judges
Whether POS is by abnormal aggression.
4. the method for a kind of POS safety detection according to any one of claims 1 to 3, it is characterised in that it also includes
Step：
S5, when step S4 judges POS by abnormal aggression, triggering alarm and/or stopping POS work.
5. a kind of method of POS safety detection according to claim 4, it is characterised in that alarm bag described in step S5
Include local alarm and send warning information to remote terminal.
6. a kind of device of POS safety detection, it is characterised in that it is used to implement as described in claim 1 to 5 any one
A kind of POS safety detection method, it includes being provided with POS housing, the POS housing：
Ultrasonic transmitter, for launching ultrasonic wave；
Ultrasonic receiver, the ultrasonic wave for receiving reflection；
Processing module, is received for the launch time of ultrasonic wave launched according to ultrasonic transmitter and tranmitting frequency, ultrasonic wave
Whether the reception time for the ultrasonic wave that device is received and reflection frequency, judge POS by abnormal aggression.
7. the device of a kind of POS safety detection according to claim 6, it is characterised in that it also includes alarm device,
The input of the alarm device and the output end of processing module are connected.
8. the device of a kind of POS safety detection according to claim 6 or 7, it is characterised in that it also includes communication mould
Block, the communication module is connected with processing module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410603706.7A CN104484962B (en) | 2014-10-30 | 2014-10-30 | A kind of method and device of POS safety detection |
Applications Claiming Priority (1)
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|---|---|---|---|
| CN201410603706.7A CN104484962B (en) | 2014-10-30 | 2014-10-30 | A kind of method and device of POS safety detection |
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| CN104484962B true CN104484962B (en) | 2017-11-03 |
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| CN1142429C (en) * | 2001-08-10 | 2004-03-17 | 武汉大学 | Supersonic deformation detecting method and detector for transformer winding |
| CN1529133A (en) * | 2003-09-28 | 2004-09-15 | 武汉理工大学 | Supersonic deformeter |
| ITFI20060077A1 (en) * | 2006-03-23 | 2007-09-24 | Gilbarco S P A | DEVICE FOR VERIFYING THE REGULARITY OF THE OPERATION OF AUTOMATIC PAYMENT TERMINALS |
| CN101221152B (en) * | 2008-01-24 | 2010-06-09 | 上海交通大学 | Pipe data collection and memory detecting device |
| CN102157040A (en) * | 2011-01-18 | 2011-08-17 | 中兴通讯股份有限公司 | Communication device and method thereof of non-contact mobile payment apparatus |
| CN102810145B (en) * | 2011-05-30 | 2015-11-25 | 罗魏熙 | The mobile terminal in the safe distance of setting is swiped the card method and apparatus to utilize ultrasound wave to determine |
| CN102523323A (en) * | 2011-12-27 | 2012-06-27 | 东莞华贝电子科技有限公司 | Mobile terminal and barrier alarm method |
| CN203180911U (en) * | 2013-04-11 | 2013-09-04 | 成都摩宝网络科技有限公司 | Ultrasonic receiver for ultrasonic payment |
| CN203267986U (en) * | 2013-04-12 | 2013-11-06 | 苏州鑫来科技有限公司 | Electric vehicle management system having safety charging function and anti-theft function |
| CN103364786A (en) * | 2013-07-29 | 2013-10-23 | 河南中医学院 | Portable type intelligent distance measurement instrument with voice function |
| CN203503002U (en) * | 2013-10-24 | 2014-03-26 | 成都摩宝网络科技有限公司 | Ultrasonic wave-based far-field payment system |
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Denomination of invention: A method and device for security detection of POS machines Effective date of registration: 20231123 Granted publication date: 20171103 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: SHENZHEN YILIAN TECHNOLOGY Co.,Ltd. Registration number: Y2023980067222 |