Understanding Buyer Seller Digital Watermarking Protocol.

      Аннотация: The rapid growth of the internet and e-commerce needs a copyright protection mechanism and privacy-preserving techniques for multimedia data such as videos, images, animations and text. It is very difficult to restrict illegal modifications in digital media. Therefore, there is an ultimate need for the security & privacy of multimedia and the protection of digital rights data over the internet. There are basically different mechanisms for the protection of digital images such as cryptography, digital image watermarking and steganography. Multimedia technologies consist huge amount of multimedia data in the form of audio, video and images that are being practised in many fields like medical fields, satellite information, digital forensics, surveillance systems. This book can help academicians and researchers to develop a shared vision and understanding the role of protection of digital media.

Ключевые слова: Digital Image Processing, Digital Watermarking, Multimedia Data