Reversible data hiding in the encrypted domain is an emerging technology, as it can preserve the confidentiality. In … this article, an efficient method of reversible data hiding in encrypted images is proposed. The cover image is first …

A novel reversible data hiding algorithm for encrypted image based on interpolation error expansion is proposed. The …

challenging problem. Using an adaptive group division approach and an improved reversible data hiding approach, the author … authentication watermark for each group, embed the watermark using the improved reversible data hiding approach, and hide the mark of … each feature into the feature itself. Since the adaptive group division method and the improved reversible data hiding …