Card-type storage medium protecting data stored in its memory by
Cashless vending machine
Centralized authorization and fraud-prevention system for...
Centralized authorization and fraud-prevention system for...
Charging system and charging method
Check based online payment and verification system and method
Check verification system and method
Clear text transmission security method
Client facilitation of online card present transaction
Client system facilitating an online card present transaction
Coin currency conversion systems and methods
Common authentication service for network connected...
Communication system for transmitting accounting instructions
Computer based system and method for modeling activities of peop
Computer program, system and method for on-line issuing and...
Conducting transactions
Consumable authentication protocol and system
Consumer-controlled limited and constrained access to a...
Contactless-chip-initiated transaction system
Copyright management apparatus, copyrighted-work...