The first ever commercially released CD to utilise copy-protection was "White Lilies Island" by Natalie Imbruglia, which used the Cactus Data Shield and was released in November 2001.
Digital data | Array data structure | The Shield | Electronic Data Systems | Cactus | Data General | Sheffield Shield | cactus | Data East | data center | data | Control Data Corporation | Canadian Shield | shield | Radio Data System | Automatic Data Processing | Protein Data Bank | data compression | Data | Cactus Bowl | The Shield (TV series) | Operation United Shield | Data storage device | Data (Star Trek) | data mining | Claxton Shield | Nielsen Broadcast Data Systems | Enhanced Data Rates for GSM Evolution | Data rate units | Data Protection Act 1998 |