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METHOD AND SYSTEM FOR PROVIDING SINGLE SIGN-ON SERVICE

  • US 20090119763A1
  • Filed: 07/30/2008
  • Published: 05/07/2009
  • Est. Priority Date: 11/06/2007
  • Status: Abandoned Application
First Claim
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1. A method for providing a Single Sign-On (SSO) service enabling the use of Web services in different trusted domains through a one-time authentication process, the method comprising:

  • issuing mutual authentication information from a trusted third party to each of ID-federation service providers managing each of trusted domains, and establishing an ID federation between the ID-federation service provider and a user in the trusted domain of the ID-federation service provider;

    confirming the first ID-federation service provider managing the first trusted domain to which the user belongs to, when a Web service provider in the second trusted domain receives a login request from the user in the first trusted domain;

    performing user authentication and mutual authentication between the first ID-federation service provider and a second ID-federation service provider managing the second trusted domain; and

    the Web service provider authenticating the user in the first trusted domain and providing a corresponding Web service.

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