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Systems and methods for authenticating communications in a network medium

  • US 20050100166A1
  • Filed: 11/10/2003
  • Published: 05/12/2005
  • Est. Priority Date: 11/10/2003
  • Status: Abandoned Application
First Claim
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1. A method for securing communications between at least two devices, comprising:

  • connecting a location-limited physical token channel to a first one of the at least two devices;

    storing at least pre-authentication information of the first device to the location-limited physical token channel;

    providing the location-limited physical token channel to a next one of the at least two devices, the next device acting as a current device;

    connecting the location-limited physical token channel to the current device;

    storing at least pre-authentication information of the current device to the location-limited physical token channel;

    copying at least the pre-authentication information of the first device from the location-limited physical token channel to the current device;

    repeating, for each other device of the at least two devices as the current device, the providing, current device connecting, current device storing and current device copying steps;

    reconnecting the location-limited physical token channel to the first device;

    copying at least the pre-authentication information of each other device of the at least two devices from the location-limited physical token channel to the first device; and

    establishing, for each other device of the at least two devices, secure communications between the first device and that device based on at least the pre-authentication information of the first device and that device exchanged between the first device and that device using the location-limited physical token channel.

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