System and method for verifying delivery and integrity of...
System and method for verifying the integrity and...
System and method for watermarking in accessed data in a...
System and method for widely witnessed proof of time
System and method of authenicating a digitally captured image
System and method of authentication of digital information
System and method of content copy control
System and method of electronic signature verification
System and method of non-centralized zero knowledge...
System and method of per-packet keying
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 spam proof e-mail bounce tracking
System and method of uniquely authenticating each...
System and method of watermarking a signal
System and method of watermarking a signal
System and method of watermarking signal
System and method providing improved error detection related...
System and method to verify trusted status of peer in a...