Comparison Survey on Different Types of Steganogarphy

Steganography is the form of a stegos Greek words meaning hidden or covered and graphics means writing defining as writing secure covered. Steganography communication support secure data in several mediums such as images, videos and audio. Steganography takes cryptography a step further by hiding a message so that no one suspects there. There are many algorithms proposed in steganography. The main objectives of steganography are robustness against various attacks treatment, the ability of data hidden and undetectable. This article explores the different methods of image and video steganography that are used to hide the message in digital media.