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AUTHENTICATION SYSTEM, AUTHENTICATION SERVER, AND SUB-AUTHENTICATION SERVER

  • US 20110202985A1
  • Filed: 04/21/2011
  • Published: 08/18/2011
  • Est. Priority Date: 10/23/2008
  • Status: Active Grant
First Claim
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1. An authentication system, comprising:

  • an authentication server that stores authentication information to be used for authentication;

    a sub-authentication server; and

    a terminal, whereinthe authentication server includes an authentication information transmitting unit that transmits authentication information used to authenticate the transmission origin of an authentication request, to the sub-authentication server, when receiving the authentication request,the authentication server and/or the sub-authentication server includes an identification information transmitting unit that transmits identification information to identify the sub-authentication server to which the authentication information is transmitted by the authentication information transmitting unit, to the terminal that transmits the authentication request,the terminal includesa transmission destination storage unit that stores identification information to identify the transmission destination of the authentication request;

    an authentication request transmitting unit that transmits the authentication request to the transmission destination identified with the identification information stored by the transmission destination storage unit; and

    an update unit that updates the identification information stored in the transmission destination storage unit using the identification information transmitted by the identification information transmitting unit, when receiving the identification information, andthe sub-authentication server includesan authentication information storage unit that stores the authentication information transmitted from the authentication information transmitting unit to the sub-authentication server; and

    an authentication unit that authenticates the transmission origin of the authentication request using the authentication information stored in the authentication information storage unit, when receiving the authentication request.

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