A Comprehensive Analysis of Copy-Move Forgery Detection Method

One of the most serious alterations is copy-move forgeries, which involves copying and pasting a portion of the image back into the original. An overview of the several kinds of digital picture forensics is given at the beginning of the study. This article summarizes in general recent research done and discusses two important categories of methods presently in practice for picture tampering detection: block-based and key point-based methods. Then, we present the popular methods of two procedures and discuss lots of methods. At last, we collected the advantages and disadvantages of each method and gave some suggestions for the future.