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Virtual communication channel and virtual private community, and agent collaboration system and agent collaboration method for controlling the same

  • US 7,171,441 B2
  • Filed: 02/21/2001
  • Issued: 01/30/2007
  • Est. Priority Date: 09/07/2000
  • Status: Expired due to Fees
First Claim
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1. An agent collaboration system for connecting agents to each other through a virtual communication channel, each agent on the virtual communication channel comprising:

  • a policy storing part for storing a policy that is a collection of rules containing a rule representing a relationship between an attribute of an agent and a role assigned in accordance with the attribute, the policy being used to define a virtual communication channel;

    a role assignment part having the policy storing part, for providing a role in accordance with the attributes of the agent based on the policy, said role assignment part specifying appropriate contents of a role to be assigned to the agents, based on the policy and the attribute of the agents distributed on the network;

    a role-execution condition storing part for storing the role assigned by the role assignment part and conditions for executing contents of the role; and

    a processing execution part for executing corresponding contents of a role when execution conditions for the contents of the role are satisfied,wherein the agent communicates with other agents through the virtual communication channel defined based on the policy; and

    an authentication entity provided on the virtual communication channel adapted to authenticate access rights of each agent to the virtual communication channel and contents of a role held by the role-execution condition holding part of each agent, said authentication entity being divided into;

    a policy approving authority issuing a policy certification for certifying that a policy is an authentic one, based on an electronic signature provided to data describing the policy;

    an attribute authority issuing an attribute certification for certifying attributes of each agent; and

    a certification authority issuing a public key certification for certifying that an agent on the network has been authenticated, each agent including a trust engine for interpreting the policy certification and the attribute certification.

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