Forensic Technique for Detecting Image Tampering using Statistical Intrinsic Fingerprints-A Survey

The digital images are becoming important part in the field of information forensics and security, because of the popularity of image editing tools, digital images can be altered. Therefore it is must to create forensic techniques which is capable of detecting tampering in image. This paper reviews to the forensic methods for detecting contrast enhancement and copy-move forgery in image by identifying the features of each operation's intrinsic fingerprint.