LandOfFree - US Patents - Listing for Cryptography

Cryptography – Cryptanalysis

System for providing encryption and decryption of voice and data

Cryptography – Key management – Having particular key generator

System for providing high security for personal computers and wo

Cryptography – Communication system using cryptography – Data stream/substitution enciphering

System for providing keys

Cryptography – Key management – Having particular key generator

System for providing secure internetwork by connecting type enfo

Cryptography – Key management – Key distribution

System for providing secure remote command execution network

Cryptography – Video cryptography – Video electric signal modification

System for publishing content on a portable digital storage...

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

System for reading encrypted information, and unit for use in su

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

System for reconstruction of a secret shared by a plurality of p

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

System for refunding payment for software

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

System for remote purchase payment and remote bill payment trans

Cryptography – Communication system using cryptography – Time segment interchange

System for resisting interception of information

Cryptography – Key management – Having particular key generator

System for scrambling and descrambling video signals by altering

Cryptography – Electric signal modification – Having production of printed copy

System for seamless processing of encrypted and non-encrypted da

Cryptography – Key management – Key distribution

System for seamlessly updating service keys with automatic...

Cryptography – Equipment test or malfunction indication

System for secure and private communication in a triple-connecte

Cryptography – Video cryptography – Video electric signal masking

System for secure decryption of streaming media using...

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

System for securely exchanging data with smart cards

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

System for securely providing restricted video information

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

System for securely storing and reading encrypted data on a data