Intermediate network authentication

CAFC
  • US 5,511,122 A
  • Filed: 06/03/1994
  • Issued: 04/23/1996
  • Est. Priority Date: 06/03/1994
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for authenticating an originating host at a receiving host, said method comprising the steps of:

  • (a) obtaining a network address and a public key of said receiving host;

    (b) utilizing said public key from said receiving host in combination with a private key from said sending host to generate a cryptographic signature;

    (c) transmitting said cryptographic signature along with data through a first subnetwork in at least one packet;

    (d) receiving said at least one packet at said receiving host; and

    (e) said receiving host utilizing a private key of said receiving host and a public key of said originating host to verify said cryptographic signature.

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