Method and system for controlling use of software programs
Method and system for copy-prevention of digital copyright...
Method and system for creating a non-repudiable chat log
Method and system for cryptographically authenticating a...
Method and system for data delivery and reproduction
Method and system for data encryption and decryption
Method and system for delegating authority in an online...
Method and system for delivering digital products...
Method and system for delivering secure e-mail
Method and system for determining and maintaining trust in...
Method and system for determining the compliance of...
Method and system for digital watermarking
Method and system for digital watermarking
Method and system for digital watermarking
Method and system for digitally signing MPEG streams
Method and system for efficiently retrieving secured data by...
Method and system for efficiently retrieving secured data by...
Method and system for electronic device authentication
Method and system for electronic document certification
Method and system for embedded, automated, component-level...