Method for detection of image tampering and partial recovery

A Survey on Image Tempring Using Various Techniques

“…It is often called Copy-Paste, Copy-Move or Collage attack, when one of the parts of the image is copied to another part of the same or a different image, thereby altering the original content. [4] …”

“…David Asatryan et.al, [4] In this paper, a watermarking algorithm is used, which allows handling over the images at different ratios of sizes of image-container and watermark. Most of the types of image tampering are based on the well known operations of Copy-Paste, Copy-Move or their combinations.…”