Data distribution system and data distribution apparatus
Data management apparatus, storage medium having stored...
Data management system and method
Data management system and method
Data processing apparatus for digital copyrights management
Data processing device
Data processing system with peripheral access protection and...
Data protection in data storage system
Data security system and method
Data security system and method
Data security system and method associated with data mining
Data security system and method associated with data mining
Data security system and method for portable device
Data security system and method for separation of user...
Data security system and method responsive to electronic...
Data storage apparatus
Data storage apparatus
Data storage device provided with function for user's access...
Data structure for control information on rewriteable data...
Data transfer system, data transfer apparatus, data...