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» On the Complexity of Matsui's Attack
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FSE
2000
Springer
101views Cryptology» more  FSE 2000»
13 years 11 months ago
Improved Cryptanalysis of Rijndael
We improve the best attack on Rijndael reduced to 6 rounds from complexity 272 to 244 . We also present the first known attacks on 7- and 8-round Rijndael. The attacks on 8-round R...
Niels Ferguson, John Kelsey, Stefan Lucks, Bruce S...
HICSS
2003
IEEE
220views Biometrics» more  HICSS 2003»
14 years 18 days ago
Applications of Hidden Markov Models to Detecting Multi-Stage Network Attacks
This paper describes a novel approach using Hidden Markov Models (HMM) to detect complex Internet attacks. These attacks consist of several steps that may occur over an extended pe...
Dirk Ourston, Sara Matzner, William Stump, Bryan H...
FSE
2005
Springer
118views Cryptology» more  FSE 2005»
14 years 25 days ago
Preimage and Collision Attacks on MD2
This paper contains several attacks on the hash function MD2 which has a hash code size of 128 bits. At Asiacrypt 2004 Muller presents the first known preimage attack on MD2. The ...
Lars R. Knudsen, John Erik Mathiassen
OPODIS
2004
13 years 8 months ago
Comparison of Failures and Attacks on Random and Scale-Free Networks
Abstract. It appeared recently that some statistical properties of complex networks like the Internet, the World Wide Web or Peer-to-Peer systems have an important influence on the...
Jean-Loup Guillaume, Matthieu Latapy, Cléme...
IACR
2011
252views more  IACR 2011»
12 years 7 months ago
A Meet-in-the-Middle Attack on the Full KASUMI
KASUMI is a block cipher which consists eight Feistel rounds with a 128-bit key. The confidentiality and integrity of UMTS, GSM and GPRS mobile communications systems depend heavi...
Keting Jia, Hongbo Yu, Xiaoyun Wang