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Title:
DEVICE AND PROGRAM FOR AUTHENTICATION
Document Type and Number:
Japanese Patent JP2006040117
Kind Code:
A
Abstract:

To reduce a program load without a large amount of storage capacity.

When an authentication device 1 receives a distribution request from a portable telephone 2, a two-dimensional code is generated in the authentication device 1, and the generated two-dimensional code is transmitted to the portable telephone 2 of the distribution request source. The two-dimensional code is then displayed on the display unit of the portable telephone 2. By holding the display unit of the portable telephone 2 having the displayed two-dimensional code to the code reader of a store terminal unit 3, the two-dimensional code is transmitted from the terminal unit 3 to the authentication device 1. In the authentication device 1, a key code is obtained from the two-dimensional code, and authentication is performed using the above key code.


Inventors:
ABE EIJU
TAKIZAWA TOSHIYUKI
SAKAI KEITA
Application Number:
JP2004221677A
Publication Date:
February 09, 2006
Filing Date:
July 29, 2004
Export Citation:
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Assignee:
NTT MARKETING ACT CORP
NTT TELECON CO LTD
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G06F21/31; G06F21/33; G06K7/00; H04L9/32; H04W12/06
Attorney, Agent or Firm:
Masatake Shiga
Yasuhiko Murayama