CN107786753A - A kind of mobile device and its method of controlling security - Google Patents
A kind of mobile device and its method of controlling security Download PDFInfo
- Publication number
- CN107786753A CN107786753A CN201711090169.0A CN201711090169A CN107786753A CN 107786753 A CN107786753 A CN 107786753A CN 201711090169 A CN201711090169 A CN 201711090169A CN 107786753 A CN107786753 A CN 107786753A
- Authority
- CN
- China
- Prior art keywords
- mobile device
- dtmf signal
- dtmf
- credit side
- processing module
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72463—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions to restrict the functionality of the device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
- H04M1/505—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies signals generated in digital form
Abstract
The invention discloses a kind of mobile device and its method of controlling security, mobile device includes：Monitoring modular, for monitoring the status information of current device operation in real time, if status information includes dtmf signal, that is, trigger processing module action；Processing module, for carrying out shielding processing before the external transmission of dtmf signal, the shielding processing duration to be more than or equal to the input duration of dtmf signal.When carrying out DTMF data manipulations, system limitation is outer to put and shields DTMF data to non-credit side, strengthens the security of data, improves user satisfaction.
Description
Technical field
The present invention relates to communication technical field, and in particular to a kind of mobile device and its method of controlling security.
Background technology
DTMF, Dual-Tone Multifrequency dual-tone multifrequency technologies, our phones usually used are to pass through
Dtmf signal comes to interchanger transmission order, often presses a key on telephone keypad, will be simultaneously emitted by two different frequencies
The sound of rate, change into electric current and parse over there.That is, each keypad tone is actually by two pure sounds (tone)
Form.
Dual tone multi-frequency dtmf signal, it is to represent numeral or function with the combination of two specific monotony frequency signals.
There are 16 buttons in DTMF telephone sets, wherein 10 numerical keys 0-9,6 function keys *, #, A, B
、 C 、 D .Wherein 12 buttons are our familiar buttons, in addition by the button that the 4th row determine as retaining,
It is left his use from now on as function key.Suggested according to CCITT, in the world using 697Hz, 770Hz, 852Hz,
94lHz low frequency groups and 1209Hz, 1336Hz, 1477Hz, 1633Hz high frequency group.It is any from low frequency group and high frequency group
Respectively extract a kind of frequency out to be combined, share 16 kinds of combinations, represent 16 kinds of different numerical keys or function, each button is only
One ground is made up of one group of line frequency and row frequency.The frequency model that wherein frequency of low frequency signal and high-frequency signal can all identify in human ear
Within enclosing.When making a phone call to dial, often press a key, just produce the sinusoidal signal of a high-frequency signal and low frequency signal
Combination, the telephone exchange of local side solve two frequencies from this composite signal, are known that it is that button is pressed.Only
The two frequencies are parsed from keypad tone, it is which corresponding button that can just be found according to upper table.
Therefore existing communication mode has greater risk, user is when inputting the sensitive information such as bank cipher or identity card, mesh
Before have by way of generating random keyboard to prevent from being peeped because input number change in location, solve stolen
The action of user is peeped to remember or the scene of reasoning password, but because dtmf tone corresponding to each numeral is constant, DTMF
The hidden danger that sound is ravesdropping is not eliminated.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of mobile device and its method of controlling security, when progress DTMF numbers
During according to operation, system limitation is outer to put and shields DTMF data to non-credit side, strengthens the security of data, improves user's satisfaction
Degree.
To reach above-mentioned purpose, technical scheme is as follows：
A kind of mobile device, including：
Monitoring modular, for monitoring the status information of current device operation in real time, if status information includes dtmf signal, that is, touch
Send out processing module action；
Processing module, for carrying out shielding processing before the external transmission of dtmf signal, the shielding processing duration to be more than or equal to
The input duration of dtmf signal.
In a preferred embodiment of the invention, when mobile device switches to dialing interface, monitoring modular is supervised with all strength
Survey the operation of dialing interface.
In a preferred embodiment of the invention, the dtmf signal comprises at least " * " " # " letter, and processing module is entered
Row shielding processing.
In a preferred embodiment of the invention, the shielding processing includes：The output of equipment control voice chip or
The volume of audio is realized.
In a preferred embodiment of the invention, dtmf signal is carried out shielding by the processing module includes：Will input
Audio volume caused by DTMF operations is limited to less than 15 decibels.
In a preferred embodiment of the invention, the mobile device also includes communication module, and the communication module will
Dtmf signal safe transmission is to credit side.
In a preferred embodiment of the invention, the communication module establishes authority detection with the credit side, to protect
Card credit side is secure side.
In a preferred embodiment of the invention, the dtmf signal includes identification card number, account number, password, cell-phone number
In one or more signals.
In a preferred embodiment of the invention, the credit side includes and is not limited to：System carries application or process, quilt
APP, website, the phone of official's certification.
A kind of method of controlling security, including：
Step 1: system monitoring operates to DTMF, then shielding processing is carried out to operating caused dtmf signal instantly；
Successful credit side is detected Step 2: dtmf signal caused by step 1 is sent to through System Privileges；Otherwise cut off
Dtmf signal bang path.
Pass through above-mentioned technical proposal, the beneficial effects of the invention are as follows：
For the biggest advantage of the present invention when carrying out the operation of DTMF sensitive informations, system carries out data mask to non-credit side, increases
Add DTMF securities, improve user satisfaction.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structured flowchart of the present invention.
Fig. 2 is the control flow chart of the present invention.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Reference picture 1, a kind of mobile device, including：Monitoring modular, for monitoring the state letter of current device operation in real time
Breath, if status information includes dtmf signal, that is, trigger processing module action；
Processing module, for carrying out shielding processing before the external transmission of dtmf signal, the shielding processing duration to be more than or equal to
The input duration of dtmf signal.
The key point of this programme is that, to dtmf signal progress shielding processing, the shielding measure specifically taken can include：
Mode one：The output of equipment control voice chip or the volume of audio realize, mainly puts control by the outer of equipment and arranges
Apply, will input DTMF operation caused by audio volume limit to less than 50 decibels, can preferably select to limit audio volume
System is to less than 20 decibels（The wherein 20 decibels sound decibels that can not be heard for human ear）；Mode two：If the hardware of the volume of audio
Minimum sound limitation do not set the threshold values such as 20 decibels, can be completely Jing Yin.
The hands-free shielding completely for controlling and referring to being easily ravesdropping, the wearable device to being not easy eavesdropping are put outside above-mentioned
Decontrol part；Such as：Wearable device intelligent helmet, confirm it is that user is using by physical trait parameter, can listen
To the volume of dtmf signal, but volume can automatic adaptation in certain decibel, only allow user to hear, even if standing in user
The close people in side can also hear.
Further, triggering the opportunity of dtmf signal shielding processing can include：
When mobile device switches to dialing interface, monitoring modular monitors the operation of dialing interface with all strength.If mobile device switches
To dialing interface, dialing interface is one of main path that equipment produces dtmf signal, the dialing interface occurs and produces DTMF letters
Number it is Great possibility, in this case, monitoring modular instantaneously switches carry out supervisory control action, improves Information Security.
When dtmf dialing disk is shown in interface pull-up, this is acted（Or other set actions）Can thinks to be shielded
State is covered, this non-application of limitation or other processes authorized access the authority of data.
Or dtmf signal comprises at least " * " " # " letter, processing module carries out shielding processing.Specifically, in practice process
In, dtmf signal can all be issued by pressing one key can sum up to modem, core data according to regulation, such as into what
Menu, all it is 1 number, by " 0 " manual service.When inputting multiple No. DTMF or starting ending with " * " " # ", typically all
It is the sensitive informations such as account number, password, identity card.
In order to further improve communication security, mobile device also includes communication module, and the communication module believes DTMF
Number safe transmission is to credit side.
Wherein communication module establishes authority detection with the credit side, to ensure credit side as secure side, authority detection
Method can use the existing authority testing mechanism of Android system, ensure that what the signal between equipment and credit side transmitted
Security.
Data Transmission Controlling refers to that data can only be sent to credit side, and non-credit side's lack of competence obtains.Illustrate：When
When carrying out telephone bank's dtmf dialing input identification card number, dtmf dialing sound will not be put outside receiver, hands-free, earphone etc., DTMF
Data external interface can to acquisition side carry out authority detection, if it is confirmed that be credit bank APP just open data allow it to obtain
Take, otherwise the third party APP of non-credit or process can not be detected by authority to be shielded.
Dtmf signal includes one or more signals in identification card number, account number, password, cell-phone number in foregoing description.Award
Letter side includes and is not limited to：System carries application or process, by the APP of official's certification, website, phone.
Reference picture 2, a kind of method of controlling security, including：
Step 1: system monitoring operates to DTMF, then shielding processing is carried out to operating caused dtmf signal instantly；
Successful credit side is detected Step 2: dtmf signal caused by step 1 is sent to through System Privileges；Otherwise cut off
Dtmf signal bang path.
In detail, a kind of method of controlling security, including：
1：System monitoring operates to DTMF, and it is then to turn to step 2 to carry out sensitive information operation, otherwise turns to 1；
2：System puts control outside carrying out, and ensures that neighbouring people can not hear dtmf dialing sound；
3：System carries out data transmission controlling by authority detection, if caller is credit side, turns to 4, otherwise turns to 5；
4：DTMF data are transferred to credit side；
5：It can not be detected, be obtained less than DTMF data by authority；
6：Terminate.
The technique effect that the present invention realizes：When carrying out the operation of DTMF sensitive informations, system limitation is outer to put and to non-credit
Side's shielding DTMF data, strengthen the security of data, improve user satisfaction.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
- A kind of 1. mobile device, it is characterised in that including：Monitoring modular, for monitoring the status information of current device operation in real time, if status information includes dtmf signal, that is, touch Send out processing module action；Processing module, for carrying out shielding processing before the external transmission of dtmf signal, the shielding processing duration to be more than or equal to The input duration of dtmf signal.
- A kind of 2. mobile device according to claim 1, it is characterised in that when mobile device switches to dialing interface, Monitoring modular monitors the operation of dialing interface with all strength.
- 3. a kind of mobile device according to claim 1, it is characterised in that the dtmf signal comprises at least " * " " # " word Mother, processing module carry out shielding processing.
- 4. a kind of mobile device according to claim 1, it is characterised in that the shielding processing includes：Equipment controls language The output of sound chip or the volume of audio are realized.
- 5. a kind of mobile device according to claim 4, it is characterised in that the processing module is shielded dtmf signal Cover including：Audio volume caused by input DTMF operations is limited to less than 15 decibels.
- 6. a kind of mobile device according to one of claim 1-5, it is characterised in that the mobile device also includes communication Module, the communication module is by dtmf signal safe transmission to credit side.
- 7. a kind of mobile device according to claim 6, it is characterised in that the communication module is established with the credit side Authority detects, to ensure credit side as secure side.
- 8. a kind of mobile device according to claim 6, it is characterised in that the dtmf signal includes identification card number, account Number, one or more signals in password, cell-phone number.
- 9. a kind of mobile device according to claim 6, it is characterised in that the credit side includes and is not limited to：System is certainly With application or process, by the APP of official's certification, website, phone.
- A kind of 10. method of controlling security, it is characterised in that including：Step 1: system monitoring operates to DTMF, then shielding processing is carried out to operating caused dtmf signal instantly；Successful credit side is detected Step 2: dtmf signal caused by step 1 is sent to through System Privileges；Otherwise cut off Dtmf signal bang path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090169.0A CN107786753A (en) | 2017-11-08 | 2017-11-08 | A kind of mobile device and its method of controlling security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711090169.0A CN107786753A (en) | 2017-11-08 | 2017-11-08 | A kind of mobile device and its method of controlling security |
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| Publication Number | Publication Date |
|---|---|
| CN107786753A true CN107786753A (en) | 2018-03-09 |
Family
ID=61431671
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| CN201711090169.0A Pending CN107786753A (en) | 2017-11-08 | 2017-11-08 | A kind of mobile device and its method of controlling security |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111027106A (en) * | 2018-10-10 | 2020-04-17 | 厦门雅迅网络股份有限公司 | Hybrid password keyboard, generation method thereof and electronic device |
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| WO2011057440A1 (en) * | 2009-11-11 | 2011-05-19 | 华为技术有限公司 | Method, device and system for processing downlink signal |
| CN102904725A (en) * | 2012-10-22 | 2013-01-30 | 广东欧珀移动通信有限公司 | Password input method, device and mobile terminal |
| CN105138240A (en) * | 2015-08-28 | 2015-12-09 | Tcl移动通信科技（宁波）有限公司 | Operation processing method and system based on mobile terminal |
| CN105721492A (en) * | 2016-03-25 | 2016-06-29 | 宇龙计算机通信科技(深圳)有限公司 | Voice processing method and apparatus and terminal |
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2017
- 2017-11-08 CN CN201711090169.0A patent/CN107786753A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011057440A1 (en) * | 2009-11-11 | 2011-05-19 | 华为技术有限公司 | Method, device and system for processing downlink signal |
| CN102904725A (en) * | 2012-10-22 | 2013-01-30 | 广东欧珀移动通信有限公司 | Password input method, device and mobile terminal |
| CN105138240A (en) * | 2015-08-28 | 2015-12-09 | Tcl移动通信科技（宁波）有限公司 | Operation processing method and system based on mobile terminal |
| CN105721492A (en) * | 2016-03-25 | 2016-06-29 | 宇龙计算机通信科技(深圳)有限公司 | Voice processing method and apparatus and terminal |
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| CN111027106A (en) * | 2018-10-10 | 2020-04-17 | 厦门雅迅网络股份有限公司 | Hybrid password keyboard, generation method thereof and electronic device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180309 |
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