Title:
電子情報認証システム、携帯情報端末及びそれらに用いる電子情報認証方法
Document Type and Number:
Japanese Patent JP4572519
Kind Code:
B2
Abstract:
An electronic information authenticating system is provided which is capable of providing enhanced security of specified electronic information and its related information in the terminal without causing high costs. In a board storing region in a ticket managing board in a portable information terminal, related information passed from a ticket issuing server to which an access is permitted by a board AC (Access Control) unit is stored. A UA (User Agent), ticket board managing server, and ticket issuing server are accessible to the board storing region. An electronic ticket to which consideration on security needs to be given is stored in a secure memory retaining enhanced security, however, the electronic ticket to which consideration on security needs not to be given is put into the board storing region being at low costs.
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Inventors:
Tokuju Iga
Application Number:
JP2003323835A
Publication Date:
November 04, 2010
Filing Date:
September 17, 2003
Export Citation:
Assignee:
NEC
International Classes:
G06F12/14; G06F1/00; G06F15/00; G06F15/02; G06F17/00; G06F21/34; G06F21/44; G06F21/60; G06F21/75; G06F21/86; G06K19/073; G06Q10/00; G06Q50/00; G06Q50/10; G06Q50/26; G09C1/00; H04L9/00; H04L9/10; H04L29/06
Domestic Patent References:
| JP2001084311A | ||||
| JP2002229861A |
Attorney, Agent or Firm:
▲柳▼川 信