×

Techniques for providing secure access to a communication system

  • US 7,451,220 B1
  • Filed: 03/07/2006
  • Issued: 11/11/2008
  • Est. Priority Date: 10/30/1998
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method of providing secure access to a communication system comprising:

  • receiving user data from an information appliance via an information appliance cradle associated with a telephone connected to a network, wherein the cradle and the telephone are separately connected to the network;

    authenticating the information appliance based on the user data;

    opening a port for use by the associated telephone to communicate voice data over the network provided the authentication is successful; and

    closing the port in response to detecting an operational variation associated with the information appliance that is unfamiliar to the network.

View all claims
  • 5 Assignments
Timeline View
Assignment View
    ×
    ×