7 search results - page 2 / 2 » Finding Second Preimages of Short Messages for Hamsi-256 |
DC
2010
13 years 6 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 10 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...