×

Security system and method for use in network

  • US 8,218,767 B2
  • Filed: 11/14/2008
  • Issued: 07/10/2012
  • Est. Priority Date: 11/16/2007
  • Status: Expired due to Fees
First Claim
Patent Images

1. A security system for use in a network for providing a real-time stream, the system comprising:

  • a server for updating a security association of a terminal device by periodically providing a key stream; and

    the terminal device for updating stored key stream information and for performing a security policy with the server using the updated key stream information, comprising a security association determiner for determining whether at least one changed field is included among one or more key stream fields when the key stream for updating the security association of the terminal device is received from the server,wherein, if the at least one changed field is determined to be included among the one or more key stream fields, then the terminal device updates the stored key stream information after identifying the at least one changed field in the key stream for changing the security association of the terminal device when the key stream is received from the server.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×