31 search results - page 4 / 7 » Watermarking Attack: Security of WSS Techniques |
MEDIAFORENSICS
2010
13 years 8 months ago
2010
This paper considers the security aspect of the robust zero-bit watermarking technique `Broken Arrows'(BA),1 which was invented and tested for the international challenge BOW...
ICMCS
2005
IEEE
14 years 21 days ago
2005
IEEE
A common way of resisting protocol attacks is to employ cryptographic techniques so that provable security can be retained. However, some desired requirements of watermarking such...
ICMCS
2006
IEEE
14 years 1 months ago
2006
IEEE
We present a new scheme for digital watermarking and secure copyright protection of digital images using nonnegative matrix factorization and singular value decomposition approach...
IWDW
2005
Springer
14 years 18 days ago
2005
Springer
Abstract. In this paper, the security of Dither Modulation Quantization Index Modulation schemes for digital images is analyzed. Both pixel and DCT coefficient quantization schemes...
IH
2001
Springer
13 years 11 months ago
2001
Springer
We present a set of watermarking techniques for effective covert communication over an audio signal carrier. Watermark robustness is enabled using: (i) redundant spread-spectrum fo...