LandOfFree - US Patents - Listing for Cryptography

Cryptography – Selectively movable element having code characters

Personal identification encryptor system and method

Cryptography – Selectively movable element having code characters

Personal identification encryptor system with error-correcting c

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Personal identification number processing using control vectors

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Personal identification system

Cryptography – Cryptanalysis

Personal identification system and method

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Personal identification systems

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Personal key archive

Cryptography – Cryptanalysis

Phase randomization to reduce detectability of phase or frequenc

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Photograhic system with selected area image authentication

Cryptography – By modifying optical image

Photographic products and methods employing embedded information

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

Physical layer header scrambling in satellite broadcast systems

Cryptography – Key management – Having particular key generator

Physical property based cryptographics

Cryptography – Cryptanalysis

Picture carrier controlled automatic gain control circuit for ca

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Picture information transmission system and picture coding and d

Cryptography – Video cryptography – Video electric signal modification

Picture taking apparatus and method of controlling same

Cryptography – Key management – Having particular key generator

Pipelined cryptography processor and method for its use in commu

Cryptography – Communication system using cryptography – Time segment interchange

Pipelined deciphering round keys generation

Cryptography – Communication system using cryptography – Time segment interchange

Pipelined deciphering round keys generation

Cryptography – Particular algorithmic function encoding – Public key

Pipelined hardware implementation of a hashing algorithm