CN202004846U - Cellphone shield capable of protecting mobile payment security - Google Patents
Cellphone shield capable of protecting mobile payment security Download PDFInfo
- Publication number
- CN202004846U CN202004846U CN2011200949884U CN201120094988U CN202004846U CN 202004846 U CN202004846 U CN 202004846U CN 2011200949884 U CN2011200949884 U CN 2011200949884U CN 201120094988 U CN201120094988 U CN 201120094988U CN 202004846 U CN202004846 U CN 202004846U
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- mobile phone
- cellphone
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- card chip
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Abstract
The utility model discloses a cellphone shield capable of protecting mobile payment security, which comprises a smart card chip and a battery, wherein the smart card chip consists of a microprocessor, a storage and a chip operating system unit; the smart card chip is sequentially connected with a modem and an earphone interface; the modem performs the conversion between analog audio signals and digital signals; and the earphone interface is used for connecting with a cellphone. The cellphone shield can be connected with the cellphone through the earphone interface, and can be connected with a PC through a USB interface, so that the cellphone shield is applicable to a plurality of cellphones and multi-types of terminals. In addition, the cellphone shield has the characteristics of portability and high safety. The user key exists only in the cellphone shield so as to prevent the disclosure of private keys and meet the high safety requirement for cellphone payment.
Description
Technical field
The utility model relates to field of intelligent cards, relates in particular to a kind of mobile phone shield that is used for the electronic payment safety field.
Background technology
Authentication is most important and the most basic demand for security in paying by mails.Traditional Internet bank utilizes the user name and password that bank-user is authenticated, but because personal computer is not reliable fully, virus, wooden horse and other rogue programs may be stolen the user name and password.A kind of improving one's methods is to utilize a kind of portative dynamic password token dynamically to generate password, the user utilizes the password of original user password and dynamically generation to carry out authentication then, but its shortcoming is the password that dynamically generates to remain unchanged in a period of time, malicious attacker can lure legal bank-user to sign in to false website of bank by modes such as phishing attacks, thereby obtains user password and dynamic password.
Web bank's security solution of present each business bank all is adopted as personal computer user outfit USB KEY and carries out personal identification.USB KEY is a kind of portative credible and secure equipment, uses USB interface and personal computer communication, its built-in intelligence the core of the card sheet, and storage client's key and digital certificate can realize that digital signature and certifying signature are to carry out authentication.In addition, comprising a large sum of money more important financial business such as transfer accounts, USB KEY also can guarantee the undeniable of Transaction Information by digital signature.USB KEY is obtaining large-scale application aspect the individual Web bank at present, has obtained everybody approval and dependence.
Along with popularizing and the innovation that deepens continuously of bank individual payment transaction of mobile phone terminal, mobile-phone payment begins to occur and constantly development, yet mobile-phone payment faces many security threats equally, as device losses, password be broken, problem such as virus outburst all can cause heavy losses.The present Mobile banking that releases of business bank, owing to can't solve authentication and non-repudiation problem in the mobile-phone payment process, its Mobile banking nonessential bankings such as inquiry that only activate the service mostly.Needs based on the client, the mode that some bank adopts dynamic token or cell-phone number and account No. to bind solves the safety problem in client's payment process, but because a little less than its fail safe, dispute always is continuous, safety problem becomes the deciding factor that the puzzlement mobile-phone payment further launches.
Different with personal computer, in field of mobile phones, there is not unified USB interface, even identical manufacturer is also different for its data interaction interface of mobile phone of different model.Therefore, thus USB KEY can't be directly used in the professional safety problem that solves in the mobile-phone payment of mobile-phone payment.
The utility model content
At above defective, the purpose of this utility model provides a kind of mobile phone shield of protecting mobile payment safety, is applicable to each mobile phone, can be used for the professional safety problem that solves in the mobile-phone payment of mobile-phone payment.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of mobile phone shield of protecting mobile payment safety; comprise intelligent card chip and battery; described intelligent card chip is made up of microprocessor, memory and chip operating system unit; described intelligent card chip is connected with modulator-demodulator and earphone interface in turn; described modulator-demodulator is realized the conversion of simulated audio signal and digital signal, and described earphone interface is used for connecting with mobile phone.
Preferably, described earphone interface is that diameter is the headset plug of 3.5mm or 2.5mm, meet " mobile phone wired earphone interfacing requires and method of testing " standard (being the earphone interface of mobile phone standard) of Ministry of Industry and Information's authorization and promulgation, have versatility widely.
Further, described intelligent card chip also is connected with USB controller and USB interface in turn; Described USB interface is a Mini type USB plug.Can realize USB KEY function by USB interface and personal computer communication.
Mobile phone shield described in the utility model, adopting the diameter that all has on present nearly all mobile phone is that the earpiece holes of 3.5mm or 2.5mm is as interface, almost can be used for all mobile phones, can realize that a mobile phone shield is used for a plurality of mobile phones, a mobile phone shield is used for a plurality of terminal types, have portable and safe characteristics simultaneously; Have USB interface simultaneously, the mobile phone shield also can be used for personal computer; Private key for user only is kept at can avoid private key to reveal in the mobile phone shield, can satisfy the high request of mobile-phone payment to fail safe.
Description of drawings
According to embodiment and accompanying drawing the utility model is described in further detail below.
Fig. 1 is that the structure of mobile phone shield described in the utility model is formed schematic diagram.
Among the figure:
1, intelligent card chip; 2, modulator-demodulator; 3, earphone interface; 4, battery; 5, USB controller; 6, USB interface; 11, microprocessor; 12, memory; 13, chip operating system unit.
Embodiment
As shown in Figure 1, provide mobile phone shield structure described in the utility model and formed schematic diagram, comprise intelligent card chip 1 and battery 4, intelligent card chip 1 is connected with modulator-demodulator 2 and earphone interface 3 in turn, earphone interface 3 is used for connecting with mobile phone, it is the headset plug of 3.5mm or 2.5mm that earphone interface 3 adopts diameter, meets " mobile phone wired earphone interfacing requires and method of testing " standard (being the earphone interface of mobile phone standard) of Ministry of Industry and Information's authorization and promulgation; Described modulator-demodulator 2 is realized the mutual conversion of simulated audio signal and digital signal.When the mobile phone shield sends data to mobile phone, need binary data be converted to simulated audio signal by modulation, the mobile phone shield receives behind the simulated audio signal of mobile phone transmission, need simulated audio signal be converted to binary digital signal by demodulation.
Intelligent card chip 1 is made up of microprocessor 11, memory 12 and chip operating system unit 13, finishes safety related functions, and storage user's various keys and digital certificate realize that simultaneously data encryption and deciphering, digital signature generate and authentication function.
Intelligent card chip 1 also is connected with USB controller 5 and USB interface 6 in turn; Described USB interface 6 adopts Mini type USB plug, can realize USB KEY function by USB interface and personal computer communication.
Battery 4 adopts chargeable button cell, more than the capacity 100mA, can support the continuous operation of mobile phone shield more than 5 hours.Only when the mobile phone shield carried out transfer of data by earphone interface 3 and mobile phone, battery was just powered to mobile phone shield system.When carrying out transfer of data when using USB interface 6, the mobile phone shield is powered by USB interface 6.
Be the using method that example is introduced the mobile phone shield below with the Web bank.When the user opened an account with the bank, bank provided the mobile phone shield for the user, before the user uses the mobile phone shield, corresponding mobile phone shield driver need be installed on corresponding mobile phone, when using the mobile phone shield, the headset plug of mobile phone shield was inserted the earpiece holes of mobile phone.After mobile phone signed in to website of bank, banking system can point out the user to use the mobile phone shield to carry out authentication, and this moment, the user need input correct mobile phone shield password, otherwise the user can't use the mobile phone shield; Private key in the mobile phone shield is used for realizing that authentication and data signature are undeniable with the authentication and the transaction that realize mobile-phone payment, and the protection of mobile phone shield password has further improved its fail safe.When the user uses personal computer, the USB plug of mobile phone shield is inserted the USB interface of personal computer, can realize USB KEY function.
Above-mentioned execution mode and embodiment; just form and using method for the structure that clearly demonstrates device described in the utility model; but protection range of the present utility model is not limited thereto, as adopts different encapsulating structures, and different shell etc. all falls into protection range of the present utility model.
Claims (4)
1. the mobile phone shield that can protect mobile payment safety; comprise intelligent card chip and battery; described intelligent card chip is made up of microprocessor, memory and chip operating system unit; it is characterized in that: described intelligent card chip is connected with modulator-demodulator and earphone interface in turn; described modulator-demodulator is realized the conversion of simulated audio signal and digital signal, and described earphone interface is used for connecting with mobile phone.
2. a kind of mobile phone shield of protecting mobile payment safety according to claim 1 is characterized in that: described earphone interface is that diameter is the headset plug of 3.5mm or 2.5mm.
3. according to claim 1 and 2 any can be protected the mobile phone shield of mobile payment safety, and it is characterized in that: described intelligent card chip also is connected with USB controller and USB interface in turn.
4. a kind of mobile phone shield of protecting mobile payment safety according to claim 3 is characterized in that: described USB interface is a Mini type USB plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200949884U CN202004846U (en) | 2011-04-02 | 2011-04-02 | Cellphone shield capable of protecting mobile payment security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200949884U CN202004846U (en) | 2011-04-02 | 2011-04-02 | Cellphone shield capable of protecting mobile payment security |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202004846U true CN202004846U (en) | 2011-10-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200949884U Expired - Lifetime CN202004846U (en) | 2011-04-02 | 2011-04-02 | Cellphone shield capable of protecting mobile payment security |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202004846U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509221A (en) * | 2011-10-28 | 2012-06-20 | 深圳盒子支付信息技术有限公司 | Method, device and system for identifying payment device |
| CN102831738A (en) * | 2012-08-31 | 2012-12-19 | 汇付天下有限公司 | Mobile card swiping unit, mobile payment system and method |
| CN103377518A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Payment device and payment method |
| CN103377322A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Digital rights management (DRM) protecting device and DRM license using method |
| CN103377528A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Payment device and payment method |
| CN103390303A (en) * | 2013-06-28 | 2013-11-13 | 上海爱信诺航芯电子科技有限公司 | Financial key based on audio frequency and USB data transmission and control method thereof |
| CN103632419A (en) * | 2012-08-29 | 2014-03-12 | 北京同方微电子有限公司 | Audio-frequency USB key with multiple earphone interfaces |
| CN103854366A (en) * | 2012-12-07 | 2014-06-11 | 国民技术股份有限公司 | Payment terminal, payment system and payment method |
| CN104008352A (en) * | 2013-08-22 | 2014-08-27 | 中华电信股份有限公司 | Protection system and method with smart card device |
| CN104702411A (en) * | 2015-03-14 | 2015-06-10 | 丁贤根 | Token design method integrating mobile payment safety authentication and mobile phone loss alarm |
| CN108537535A (en) * | 2018-03-27 | 2018-09-14 | 江苏恒宝智能系统技术有限公司 | Mobile terminal based on cellphone shield and cellphone shield management method |
-
2011
- 2011-04-02 CN CN2011200949884U patent/CN202004846U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509221A (en) * | 2011-10-28 | 2012-06-20 | 深圳盒子支付信息技术有限公司 | Method, device and system for identifying payment device |
| CN103377322B (en) * | 2012-04-26 | 2016-12-14 | 国民技术股份有限公司 | DRM protection device and DRM method for using license |
| CN103377528B (en) * | 2012-04-26 | 2016-01-13 | 国民技术股份有限公司 | Payment devices and method of payment |
| CN103377322A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Digital rights management (DRM) protecting device and DRM license using method |
| CN103377528A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Payment device and payment method |
| CN103377518B (en) * | 2012-04-26 | 2017-12-26 | 国民技术股份有限公司 | Payment devices and method of payment |
| CN103377518A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Payment device and payment method |
| CN103632419A (en) * | 2012-08-29 | 2014-03-12 | 北京同方微电子有限公司 | Audio-frequency USB key with multiple earphone interfaces |
| CN102831738A (en) * | 2012-08-31 | 2012-12-19 | 汇付天下有限公司 | Mobile card swiping unit, mobile payment system and method |
| CN103854366A (en) * | 2012-12-07 | 2014-06-11 | 国民技术股份有限公司 | Payment terminal, payment system and payment method |
| CN103390303B (en) * | 2013-06-28 | 2016-01-06 | 上海爱信诺航芯电子科技有限公司 | Based on financial key and the control method thereof of audio frequency and USB data transmission |
| CN103390303A (en) * | 2013-06-28 | 2013-11-13 | 上海爱信诺航芯电子科技有限公司 | Financial key based on audio frequency and USB data transmission and control method thereof |
| CN104008352A (en) * | 2013-08-22 | 2014-08-27 | 中华电信股份有限公司 | Protection system and method with smart card device |
| CN104702411A (en) * | 2015-03-14 | 2015-06-10 | 丁贤根 | Token design method integrating mobile payment safety authentication and mobile phone loss alarm |
| CN104702411B (en) * | 2015-03-14 | 2017-12-29 | 丁贤根 | Have the token design method of mobile payment security certification and mobile phone loss alarm concurrently |
| CN108537535A (en) * | 2018-03-27 | 2018-09-14 | 江苏恒宝智能系统技术有限公司 | Mobile terminal based on cellphone shield and cellphone shield management method |
| CN108537535B (en) * | 2018-03-27 | 2020-02-18 | 恒宝股份有限公司 | Mobile terminal based on mobile phone shield and mobile phone shield management method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |
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| CX01 | Expiry of patent term |