17 search results - page 1 / 4 » Zero-knowledge watermark detector robust to sensitivity atta... |
MMSEC
2006
ACM
13 years 11 months ago
2006
ACM
Current zero-knowledge watermark detectors are based on a linear correlation between the asset features and a given secret sequence. This detection function is susceptible of bein...
ICIP
2007
IEEE
13 years 9 months ago
2007
IEEE
Sensitivity analysis attacks present a serious threat to the security of popular spread spectrum watermarking schemes. Randomization of the detector is thought to increase the imm...
ICIP
1999
IEEE
13 years 9 months ago
1999
IEEE
This paper presents a model for watermarking and some attacks on watermarks. Given the watermarked signal, the so-called Wiener attack performs minimum mean-squared error (MMSE) es...
TMM
2002
13 years 4 months ago
2002
This paper presents a model for watermarking and some attacks on watermarks. Given the watermarked signal, the so-called Wiener attack performs minimum mean-squared error (MMSE) es...
TIFS
2008
13 years 5 months ago
2008
This paper presents a hierarchical watermarking framework for semiregular meshes. Three blind watermarks are inserted in a semiregular mesh with different purposes: a geometrically...