Consumer oriented smart card system and authentication technique
Controlled acceptance mail payment and evidencing system
Controlled authorization of descrambling of scrambled programs b
Controlled dissemination of digital information
Controlled modular cryptography apparatus and method
Controlled use of cryptographic keys via generating station esta
Controlling access to network resources
Controlling movement of owned parts
Conversion of television signal formats with retention of common
Cooperative encoding of data by pluralities of parties
Copy protection of data
Cordless phone system capable of scrambling communication signal
Counterfeit proof ID card having a scrambled facial image
Counterfeit-proof identification card
Countermeasure method in an electric component implementing...
Countermeasure method in an electronic component using a...
Countermeasure method in an electronic component which uses...
Countermeasure procedures in an electronic component...
Crypotographic key version control facility
Crypt key system