71 search results - page 4 / 15 » On the security of a class of image encryption schemes |
CCS
2006
ACM
13 years 11 months ago
2006
ACM
A time-bound hierarchical key assignment scheme is a method to assign time-dependent encryption keys to a set of classes in a partially ordered hierarchy, in such a way that each ...
MMS
2007
13 years 7 months ago
2007
In this work we propose a novel type of digital video encryption that has several advantages over other currently available digital video encryption schemes. We also present an ex...
ITNG
2006
IEEE
14 years 1 months ago
2006
IEEE
Worldwide symmetric encryption standards such as DES (Data Encryption Standard), AES (Advanced Encryption Standard), and EES (Escrowed Encryption Standard), have been – and some...
SSWMC
2004
13 years 8 months ago
2004
Encryption and watermarking are complementary lines of defense in protecting multimedia content. Recent watermarking techniques have therefore been developed independent from encr...
CRYPTO
2012
Springer
11 years 10 months ago
2012
Springer
We give the first proof of security for an identity-based encryption scheme in the quantum random oracle model. This is the first proof of security for any scheme in this model ...