الفهرس 
acknowledgmentOnly 14 pages are availabe for public view
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Abstract
Steganography is a branch in information security. it is the art of hiding information in a cover media to conceal the existance of dta. while the Steganography and cryplography have same target which is moving secure data between two loctions, the way used is completely different. In Steganography, the method is secret communication between sender and receiver, while the cryptography is securing the data transmitted between sender and receiver.