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...

Method and system for encoding signatures to authenticate files

Method and system for establishing a communications pipe...

Method and system for establishing a wireless communication...

Method and system for generating time-based identifiers

Method and system for identity recognition

Method and system for key management in voice over internet...

Method and system for limiting the possibility of...

Method and system for message delivery utilizing zero knowledge

Method and system for minimizing pirating and/or...

Method and system for mutual authentication of nodes in a...

Method and system for obtaining digital signatures

Method and system for performing a security check

Method and system for performing an electronic signature...