Nanhay Singh, Bhoopesh Singh Bhati and R. S. Raw, Ambedkar Institute of Advanced Communication Technologies and Research, India

Thispaper presents study about how to hide the useful information and give the superficial knowledge of Steganography, compare encryption, and cryptography. This paper describes the present, past and future of Steganography. In this paper, we introduce Steganalysis for computer forensic investigation. Digital forensics is helpful in investigation of the cyber-crime and computer crime. With the help of Steganalysis, it detect the hide message which is transfer in the network. Furthermore, we have described the security system classification.

Steganography, Steganalysis, Steganography History, Digital Image Forensics, Cryptography