14 search results - page 3 / 3 » Zero-knowledge watermark detection resistant to ambiguity at... |
MMSEC
2005
ACM
13 years 10 months ago
2005
ACM
In this work we propose a new algorithm for fragile, high capacity yet file-size preserving watermarking of MPEG-2 streams. Watermarking is done entirely in the compressed domain,...
IEEEIA
2009
13 years 2 months ago
2009
Covert channel attacks utilize shared resources to indirectly transmit sensitive information to unauthorized parties. Current security mechanisms such as SELinux rely on tagging th...
IEEEIAS
2009
IEEE
13 years 11 months ago
2009
IEEE
: This paper proposes a new watermarking method for detecting image tampering. First, an authentication number is created using a pair of watermark pixels as the coefficients of a ...
ICIP
2000
IEEE
14 years 6 months ago
2000
IEEE
Media hashing is an alternative to achieve many applications previously accomplished with watermarking. The major disadvantage of the existing media hashing technologies is their ...