LandOfFree - US Patents - Listing for Cryptography

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure hierarchial video delivery system and method

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure identification card and method and apparatus for producin

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure identification card and method and apparatus for producin

Cryptography – Video cryptography – Video electric signal modification

Secure information distribution system utilizing information...

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure information retrieval service (SIRS)

Cryptography – Key management – Key escrow or recovery

Secure instant messaging

Cryptography – Cellular telephone cryptographic authentication

Secure key distribution protocol in AAA for mobile IP

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure key management using control vector translation

Cryptography – Key management – Having particular key generator

Secure key management using programable control vector checking

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure keyboard

Cryptography – Video cryptography – Video electric signal modification

Secure keyboard

Cryptography – Communication system using cryptography – Position dependent or authenticating

Secure location-based services system and method

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure management of keys using control vectors

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure management of keys using control vectors with multi-path

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure management of keys using extended control vectors

Cryptography – Electric signal modification – Including particular structure or housing

Secure mass storage system for computers

Cryptography – Video cryptography – Video electric signal modification

Secure media on demand system whereby charge is determined in pa

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure memory card

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Secure memory card with programmed controlled security access co