Method and system for authenticating transaction request from device

Abstract

A method and system for authenticating a transaction request from a device are provided. The method includes storing authentication information that is generated by the device based on a user input to the device; and when the device approaches to within a predetermined range from the POS terminal, providing the authentication information to the POS terminal. The authentication information that is provided to the POS terminal is compared with authentication information that is generated by the POS terminal based on a user input to the POS terminal, and then is used to authenticate a transaction request from the device.

What is claimed is: 
     
         1 . A method of requesting, by a device, a transaction with a point of sale (POS) terminal, the method comprising:
 storing authentication information that is generated by the device based on a user input to the device; and   when the device enters within a predetermined range from the POS terminal, providing the authentication information to the POS terminal,   wherein the authentication information that is provided to the POS terminal is compared with authentication information that is generated by the POS terminal based on a user input to the POS terminal, and then is used to authenticate a transaction request from the device.   
     
     
         2 . The method of  claim 1 , further comprising:
 providing transaction information to the POS terminal,   wherein, when the transaction request from the device is authenticated, the transaction information that is provided to the POS terminal is then provided from the POS terminal to a transaction server.   
     
     
         3 . The method of  claim 2 , wherein, when the transaction request from the device is authenticated, at least one of the authentication information that is provided to the POS terminal and the authentication information that is generated by the POS terminal is then provided from the POS terminal to the transaction server. 
     
     
         4 . The method of  claim 3 , wherein the authentication information that is provided to the transaction server is used by the transaction server to perform the transaction request from the device. 
     
     
         5 . The method of  claim 2 , wherein the providing of the transaction information comprises providing the transaction information to the POS terminal when the transaction request from the device is authenticated. 
     
     
         6 . The method of  claim 1 , wherein the authentication information comprises information about at least one of an image of a pupil of a user, a voice of the user, a fingerprint of the user, and a signature of the user. 
     
     
         7 . The method of  claim 1 , wherein the authentication information comprises link information for downloading information about at least one of an image of a pupil of a user, a voice of the user, a fingerprint of the user, and a signature of the user. 
     
     
         8 . The method of  claim 1 , wherein the transaction information comprises at least one of card information, coupon information, and user information. 
     
     
         9 . A method of requesting, by a device, a transaction with a point of sale (POS) terminal, the method comprising:
 storing authentication information that is generated by the device based on a user input to the device;   when the device enters within a predetermined range from the POS terminal, receiving authentication information, which is generated by the POS terminal based on a user input to the POS terminal, from the POS terminal;   authenticating a transaction request from the device, based on the authentication information generated by the device and the received authentication information; and   providing transaction information to the POS terminal.   
     
     
         10 . The method of  claim 9 , wherein, when the transaction request from the device is authenticated, the transaction information that is provided to the POS terminal is then provided from the POS terminal to a transaction server. 
     
     
         11 . The method of  claim 10 , wherein, when the transaction request from the device is authenticated, at least one of the authentication information that is provided to the POS terminal and the authentication information that is generated by the POS terminal is then provided from the POS terminal to the transaction server. 
     
     
         12 . The method of  claim 11 , wherein the authentication information that is provided to the transaction server is used by the transaction server to perform the transaction request from the device. 
     
     
         13 . The method of  claim 9 , wherein the providing of the transaction information comprises providing the transaction information to the POS terminal when the transaction request from the device is authenticated. 
     
     
         14 . The method of  claim 9 , wherein the authentication information comprises information about at least one of an image of a pupil of a user, a voice of the user, a fingerprint of the user, and a signature of the user. 
     
     
         15 . The method of  claim 9 , wherein the authentication information comprises link information for downloading information about at least one of an image of a pupil of a user, a voice of the user, a fingerprint of the user, and a signature of the user. 
     
     
         16 . The method of  claim 9 , wherein the transaction information comprises at least one of card information, coupon information, and user information. 
     
     
         17 . A method of authenticating, by a point of sale (POS) terminal, a transaction request from a device, the method comprising:
 when the device enters within a predetermined range from the POS terminal, receiving authentication information that is stored in the device from the device;   generating authentication information based on a user input to the POS terminal;   comparing the received authentication information and the generated authentication information; and   authenticating the transaction request from the device based on a result of the comparing.   
     
     
         18 . The method of  claim 17 , further comprising:
 receiving transaction information from the device; and   when the transaction request from the device is authenticated, providing the received authentication information to a transaction server.   
     
     
         19 . The method of  claim 18 , wherein, when the transaction request from the device is authenticated, at least one of the received authentication information and the generated authentication information is then provided from the POS terminal to the transaction server. 
     
     
         20 . The method of  claim 19 , wherein the at least one of the received authentication information and the generated authentication information that is provided from the POS terminal to the transaction server is used by the transaction server to perform the transaction request from the device. 
     
     
         21 . A method of authenticating, by a point of sale (POS) terminal, a transaction request from a device, the method comprising:
 generating authentication information based on a user input to the POS terminal; and   when the device enters within a predetermined range from the POS terminal, providing the authentication information to the device,   wherein the authentication information that is provided to the device is compared with authentication information that is generated by the device based on a user input to the device, and a result of the comparison is used to authenticate the transaction request from the device.   
     
     
         22 . A device comprising:
 an authentication information storage that is configured to store authentication information that is generated by the device based on a user input to the device;   an authentication information comparer that is configured to receive authentication information, which is generated by a point of sale (POS) terminal based on a user input to the POS terminal, from the POS terminal when the device enters within a predetermined range from the POS terminal, and compare the authentication information generated by the device and the received authentication information; and   a transaction requester that is configured to request a transaction with the POS terminal, based on a result of the comparing.   
     
     
         23 . A point of sale (POS) terminal comprising:
 an authentication information generator that is configured to generate authentication information based on a user input to the POS terminal; and   an authentication information transmitter that is configured to transmit the authentication information to the device, when the device enters within a predetermined range from the POS terminal,   wherein the authentication information that is provided to the device is compared with authentication information that is generated by the device based on a user input to the device, and a result of the comparison is used to authenticate a transaction request from the device.   
     
     
         24 . A non-transitory computer-readable recording medium having recorded thereon a program, which when executed by a computer, performs a method comprising:
 storing authentication information that is generated by the device based on a user input to the device; and   when the device enters within a predetermined range from the POS terminal, providing the authentication information to the POS terminal,   wherein the authentication information that is provided to the POS terminal is compared with authentication information that is generated by the POS terminal based on a user input to the POS terminal, and then is used to authenticate a transaction request from the device.   
     
     
         25 . A computer-readable recording medium having recorded thereon a program, which when executed by a computer, performs the method comprising:
 storing authentication information that is generated by the device based on a user input to the device;   when the device enters within a predetermined range from the POS terminal, receiving authentication information, which is generated by the POS terminal based on a user input to the POS terminal, from the POS terminal;   authenticating a transaction request from the device, based on the authentication information generated by the device and the received authentication information; and   providing transaction information to the POS terminal.   
     
     
         26 . A non-transitory computer-readable recording medium having recorded thereon a program, which when executed by a computer, performs, by using a computer, a method comprising:
 when the device enters within a predetermined range from the POS terminal, receiving authentication information that is stored in the device from the device;   generating authentication information based on a user input to the POS terminal;   comparing the received authentication information and the generated authentication information; and   authenticating the transaction request from the device based on a result of the comparing.   
     
     
         27 . A non-transitory computer-readable recording medium having recorded thereon a program, which when executed by a computer, performs, by using a computer, a method comprising:
 generating authentication information based on a user input to the POS terminal; and   when the device enters within a predetermined range from the POS terminal, providing the authentication information to the device,   wherein the authentication information that is provided to the device is compared with authentication information that is generated by the device based on a user input to the device, and a result of the comparison is used to authenticate the transaction request from the device.   
     
     
         28 . A system for authenticating a transaction request between devices, the system comprising:
 a first device that comprises a storage, a camera, a touch screen, and a microphone, the first device configured to pre-store authentication information input by a user into the device using the camera, the touch screen, or the microphone; and   a second device that comprises a storage, a camera, a touch screen, and a microphone,   wherein when the first device is physically moved within a range of the second device for communicating using a wireless personal area network (WPAN), the first device is further configured to automatically transmit the authentication information to the second device using the WPAN, and in response to receiving the authentication information, the second device is configured to request and receive an input from a target user through one of the camera, the touch screen, and the microphone of the second device, generate authentication information using the input, and compare the received authentication information with the generated authentication information, and   wherein in response to receiving a transaction request from the first device, the second device is further configured to authenticate the transaction request the when the generated authentication data matches the received authentication data.   
     
     
         29 . The system according to  claim 28 , wherein the WPAN includes near field communication, ZigBee communication, radio frequency identification (RFID) communication, or ultra wide band (UWB) communication. 
     
     
         30 . The system according to  claim 29 , wherein the WPAN uses near field communication. 
     
     
         31 . The system according to  claim 29 , wherein the WPAN uses RFID communication. 
     
     
         32 . The system according to  claim 28 , wherein the authentication information comprises information about at least one of an image of a pupil of a user input through the camera, a voice of the user input through the microphone, a fingerprint of the user input through the touch screen, and a signature of the user input through the touch screen of the first device. 
     
     
         33 . The system according to  claim 32 , wherein the authentication information generated by the second device comprises information about at least one of an image of a pupil of a user input through the camera, a voice of the user input through the microphone, a fingerprint of the user input through the touch screen, and a signature of the user input through the touch screen of the first device.