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Program, client authentication requesting method, server authentication request processing method, client and server

  • US 20060218337A1
  • Filed: 06/13/2005
  • Published: 09/28/2006
  • Est. Priority Date: 03/24/2005
  • Status: Active Grant
First Claim
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1. A program allowing a computer composing a server to execute:

  • a registration sep which registers authentication information of a user and an MAC address of a client used by said user;

    an authentication request receiving step which receives an authentication request including user authentication information from said client, an MAC address, and address change information as to whether or not the MAC address has been changed; and

    an authentication responding step which, when said authentication information and the MAC address are in agreement with details of registration, the if non-change in the MAC address is recognized from said address change information, issues an access permit in response, and if a change in the MAC address is recognized from said address change information, issues an access refusal in response.

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