A Study of Various Image Steganography Technology.

Abstract

The evolving internet technology has led to the necessity of high level of information
security throughout transformation. For this determination cryptography and steganography is used. It allows
the security of information but it different to each other in working manner. The cryptography it provide
security using the encryption-decryption of information it means it change the information in way that not
identify by third person. Steganography is basically the art of secretly hiding data or message in any cover
object. Confidential information has always been a major issue from past times to the present time.it has always
been inserted topic for researcher to develop secure method to send data without reveling it to any other
receiver. In this paper we provide a brief overview on steganography and its method used for hiding data in
cover image to obtain stego object.