Encryption key system and method
Encryption method and system for portable data
Encryption of bill validation data
Encryption system with transaction coded decryption key
Enhanced data privacy for portable computers
EPROM encryption code decoding prevention circuit for semiconduc
Equipment which included electronics
Escrow key management system for accessing encrypted data with p
Event auditing system
Execution protection for floppy disks
Expandable cable television subscriber control system
File protection system, software utilization system using the fi
Fingerprinting plain text information
Finite field inverse circuit for use in an elliptic curve proces
Firmware encryption for microprocessor/microcomputer
Frequency or time domain speech scrambling technique and system
Gate circuit for central control of CATV system
Gateway system and method for interconnecting telephone calls wi
Generic disinfection of programs infected with a computer virus
Hard disk data security device