Data protection method and device

摘要

An apparatus and method for encoding and decoding additional information into a digital information in an integral manner. More particularly, the invention relates to a method and device for data protection.

主权项

1. A method for copy protection of digital information, the digital information including a digital sample and format information, comprising the steps of: identifying a portion of the format information to be encoded; generating encoded format information from the identified portion of the format information; and generating encoded digital information, including the digital sample and the encoded format information.