71 search results - page 3 / 15 » On the security of a class of image encryption schemes |
CORR
2010
Springer
13 years 5 months ago
2010
Springer
-- Digital Watermarking is used for copyright protection and authentication. In the proposed system, a Dual Watermarking Scheme based on DWT-SVD with chaos encryption algorithm, wi...
ICIP
2007
IEEE
14 years 7 months ago
2007
IEEE
In this paper we propose a new joint encryption and lossless compression technique designed for large images 1 . The proposed technique takes advantage of the Mojette transform pr...
CRV
2006
IEEE
13 years 9 months ago
2006
IEEE
Conventional image-oriented cryptographic techniques lack the flexibility needed for content-specific security features such as the concealment of confidential information within ...
JOC
2008
13 years 5 months ago
2008
This paper presents a novel framework for the generic construction of hybrid encryption schemes which produces more efficient schemes than the ones known before. A previous framew...
MM
2004
ACM
13 years 11 months ago
2004
ACM
Security of multimedia files attracts more and more attention and many encryption methods have been proposed in literature. However most cryptographic systems deal with multimedia...