7 search results - page 2 / 2 » Finding Second Preimages of Short Messages for Hamsi-256 |
DC
2010
13 years 5 months ago
2010
We present efficient algorithms for computing very sparse low distortion spanners in distributed networks and prove some non-trivial lower bounds on the tradeoff between time, spar...
PKC
2010
Springer
13 years 9 months ago
2010
Springer
Abstract. In this paper, we fully break the Algebraic Surface Cryptosystem (ASC for short) proposed at PKC’2009 [3]. This system is based on an unusual problem in multivariate cr...