System and method of authenticating an article
System and method of authenticating an article
System and method of authentication of digital information
System and method of content copy control
System and method of controlling access by a wireless client...
System and method of electronic signature verification
System and method of enforcing executable code identity...
System and method of exploiting the security of a secure...
System and method of guaranteed anonymity of cable...
System and method of indicating the strength of encryption
System and method of network communication with...
System and method of non-centralized zero knowledge...
System and method of per-packet keying
System and method of protecting data on a communication device
System and method of providing security
System and method of retrieving a watermark within a signal
System and method of retrieving a watermark within a signal
System and method of securely installing a terminal master...
System and method of sending and receiving secure data with...
System and method of spam proof e-mail bounce tracking