274 search results - page 44 / 55 » Anti-forensics of JPEG compression |
ICMCS
2006
IEEE
14 years 1 months ago
2006
IEEE
Usually digital image forgeries are created by copy-pasting a portion of an image onto some other image. While doing so, it is often necessary to resize the pasted portion of the ...
ICMCS
2005
IEEE
14 years 1 months ago
2005
IEEE
This paper proposes an RST-invariant multi-bit watermarking system based on LPM and DFT. This system embeds the watermark in a rotation and translation invariant domain obtained b...
ISCAS
2003
IEEE
14 years 1 months ago
2003
IEEE
We propose a blind watermarking technique to embed multiple watermarks simultaneously. It allows the use of correlated key to embed multiple watermarks. A dual-key system is used ...
DOCENG
2003
ACM
14 years 1 months ago
2003
ACM
As Adobe's Portable Document Format has exploded in popularity so too has the number PDF generators, and predictably the quality of generated PDF varies considerably. This pa...
MM
2000
ACM
14 years 4 days ago
2000
ACM
The scope of this article is to clarify the current legal and political situation related to electronic surveillance on the one hand, and to export regulations for encryption soft...