Public key cryptosystem with roaming user capability
Public key diversification method
Public key encryption with digital signature scheme
Public key encryption with digital signature scheme
Public key/signature cryptosystem with enhanced digital...
Public mobile communication system compatible wireless...
Public mobile data communications network
Public network access server having a user-configurable...
Public service trunking simulcast system
Public switched telephone network access to public data network
Public switched telephone network access to public data network
Public telecommunications terminal, particularly for a...
Public telephone
Public telephone having portable computer interface function...
Public telephone mounting
Public telephone name server network
Public terminal receptacle
Public wireless local area network
Public-key cryptographic apparatus handling ciphertext by...
Public-key method for encrypting data