Data Hiding: Steganography and Copyright Marking
نویسندگان
چکیده
Communicating in secure way is, in general, synonymous of encrypting the traffic, but this is not really true in practice. If a person wants to comunicate a secret to another one is better hiding the message in an innocuos object as a mp3, mpeg and a jpg. This paper presents an overview of information hiding in general, steganography and copyright marking in particular. Several techniques to hide information are presented, terminology and possible related attacks, with specific attention on steganographic and copyright schemes.
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