Multimedia Data Security With Recent Trends and Technologies
This chapter throws light on major multimedia data security techniques. It has become so essential in today's society which uses multimedia data in almost all walks of life. There are a lot of multimedia data transactions carried out every day. Thus, to ensure data security the techniques, steganography and watermarking are frequently used. In steganography and watermarking techniques, the data to be hidden is encrypted and fed into a transparent layer like documents, images, and it is decrypted at the receiving end by the recipient. Generally, steganographic communications are one-to-one while watermarking is one-to-many. Besides these techniques, certain other techniques are also used in the application for providing security to multimedia data. From this chapter, a detailed content about steganography and watermarking can be obtained.