Smart card validation device and method
Smart token system for secure electronic transactions and identi
Smartcard adapted for a plurality of service providers and for r
Software distribution system
Software level touchpoints for an international cryptography fra
Solid state key for controlling access to computer systems and t
Source authentication of download information in a...
Space efficient method of redeeming electronic payments
Speedup for monetary transactions using a transponder in conjunc
Storage and selective information transmission system for person
Stream cipher encryption application accelerator and methods...
Subscriber authentication in a mobile communications system
Subscriber registration and authentication method
Subscriber terminal with plug in expansion card
Subscription control for television programming
Subscription television picture scrambling and descrambling syst
Substitution-box for symmetric-key ciphers
Symmetric cryptographic system for data encryption
System and apparatus for controlled production of a secure ident
System and apparatus for monitoring secure information in a comp