LandOfFree - US Patents - Listing for Cryptography,Communication system using cryptography,Data stream/substitution enciphering

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

Aperiodic encryption for digital data

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

Apparatus and method for embedding and extracting...

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

Apparatus and method for encoding data

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

Apparatus for encryption and decryption, capable of use in...

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

Arrangement for transforming plaintext into ciphertext for use i

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

Buffered encryption/decryption

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

Cascaded stream cipher

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

Communicating encrypted signals in which random bits and random

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

Confidential information processing apparatus, confidential...

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

Countermeasure method in an electronic component using a...

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

Cryptographic combiner using two sequential non-associative...

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

CRYPTOGRAPHIC PROCESSING APPARATUS, CRYPTOGRAPHIC PROCESSING...

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

Cryptographic system and method

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

Cryptographic system based on information difference

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

Cryptographic system with masking

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

Cryptosystem for cellular telephony

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

Data access and permute unit

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

Data decryption methodology

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

Data detection by statistical analysis