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System, apparatus, program, and method for authentication

  • US 20060005025A1
  • Filed: 06/24/2005
  • Published: 01/05/2006
  • Est. Priority Date: 06/25/2004
  • Status: Active Grant
First Claim
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1. An authentication system comprising:

  • a plurality of authentication entity devices which separately execute authentication subprocesses, the authentication subprocess constituting an authentication process; and

    a verification device which verifies the authentication process executed by the each authentication entity device, wherein the each authentication entity device includes;

    a confidential information memory module configured to store confidential information for verification by the verification device;

    an authenticator generating module configured to generate an authenticator on executed contents of the authentication subprocess using the confidential information;

    a specific context generating module configured to generate a specific context pursuant to a specific format from the authenticator and the executed contents; and

    a specific context output module configured to output the specific context, and the verification device comprises;

    a communication module which is provided with a function of conducting communication with an external device; and

    a context verifying module configured to verify each context, the each context being generated by the each authentication entity device and received by the communication module.

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