Patents Assigned to Certicom
  • Enhanced subscriber authentication protocol
    Patent number: 7352866
    Abstract: The present invention provides a method of authenticating a pair of correspondents in a communication system, such as in a mobile phone network by utilizing a blend of public-key cryptography and symmetric cryptography. Each session between the mobile phone and the network consists of public-key based mutual authentication and key exchange followed by symmetric-key secure data exchange.
    Type: Grant
    Filed: September 15, 2006
    Date of Patent: April 1, 2008
    Assignee: Certicom
    Inventors: Prakash Panjwani, Simon Blake-Wilson