Backup/restore technique in a microcomputer-based encryption sys
Bootstrap channel security arrangement for communication network
Cipher system
Color image processing apparatus and method
Communications network using IC cards
Data ciphering device
Data communication system and method with data scrambling
Data scrambling apparatus
Data scrambling method, data scrambling apparatus, data descramb
Digital anti-counterfeiting software method and apparatus
Digital anti-counterfeiting software method and apparatus
Digital data processor having data-unscrambling function
Distributed sample scrambling system
Document encryption
Electronic data interchange postage evidencing system
Electronic indicia in bit-mapped form
Encoding device
Encrypting and decrypting device which stores an algorithm in a
Encryption apparatus
Encryption apparatus