Coercion resistant one-time-pad cryptosystem that facilitates tr
Combined DCAM and transport demultiplexer
Combined remote access and security system
Common cryptokey generation system and communication system usin
Communication apparatus
Communication control section for facsimile equipment having a s
Communication controller
Communication network access method and system
Communication network intended for secure transmissions
Communication of individual messages to subscribers in a subscri
Communication port encryption/decryption method and apparatus
Communication processing system with multiple data layers for di
Communication system
Communication system and communication method
Communication system based on shared cipher key, server unit for
Communications apparatus for scrambling data and synchronizing a
Compact crypto-engine for random number and stream cipher...
Compression coding device with scrambling function and expansion
Computer controlled audio-visual system
Computer data encryption system