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Certificate based security in SNA data flows

  • US 6,128,738 A
  • Filed: 04/22/1998
  • Issued: 10/03/2000
  • Est. Priority Date: 04/22/1998
  • Status: Expired due to Fees
First Claim
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1. A computer program for execution on a first computer system having a communications session established with one or more second computer systems, said computer program comprising the steps of:

  • a first subprocess for identifying a token and a token signature for a computer user having a certificate;

    a second subprocess for identifying a certificate chain for said computer user;

    a third subprocess for creating a communications packet having at least said token, said token signature and said certificate chain;

    a fourth subprocess for sending said communications packet across said communications session from said first computer to said one or more second computer systems; and

    a fifth subprocess wherein said one or more second computer systems verify the authority of said user to access data on said one or more second computer systems using said communications packet wherein said token comprises said computer user'"'"'s certificate plus said session identifier for the session on which said packet will be transmitted.

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