International Journal for Innovative Research in Science and Technology (IJIRST)
The security has become an essential part of people's daily life and many organizations realize that the security can be a major issue to protect data from unauthorized person. In this paper, the authors are going to deals with data hiding in compressed video. Unlike data hiding in images and raw video which operates on the images themselves in the spatial or transformed domain. They target the motion vectors used to encode and reconstruct both the forward Predictive (P)-frame and Bidirectional (B)-frames in compressed video.