375 search results - page 30 / 75 » On the security of an image encryption method |
VLDB
2007
ACM
15 years 3 months ago
2007
ACM
Outsourcing association rule mining to an outside service provider brings several important benefits to the data owner. These include (i) relief from the high mining cost, (ii) m...
CN
2006
14 years 9 months ago
2006
We consider a system where each user is in one or more elementary groups. In this system, arbitrary groups of users can be specified using the operations of union, intersection, a...
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SOICT
2010
14 years 4 months ago
2010
Protecting data by passwords in documents such as DOC, PDF or RAR, ZIP archives has been demonstrated to be weak under dictionary attacks. Time for recovering the passwords of suc...
CCS
2007
ACM
15 years 4 months ago
2007
ACM
We introduce the concept of an elastic block cipher, which refers to stretching the supported block size of a block cipher to any length up to twice the original block size while ...
WISA
2004
Springer
15 years 3 months ago
2004
Springer
In implementing cryptographic algorithms on limited devices such as smart cards, speed and memory optimization had always been a challenge. With the advent of side channel attacks,...