Importance and Techniques of Information Hiding : A Review
  Information or data is very crucial resource to us. Thus securing the information becomes all the more necessary. The communication media through which we send data does not provide data security, so other methods of securing data are required. Information hiding plays a very crucial role today. It provided methods for encrypting the information so that it becomes unreadable for any unintended user. This paper reviews the techniques that exist for data hiding and how can these be combined to provide another level of security. 
Richa Gupta, Sunny Gupta, Anuradha Singhal
cs.CR