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» Cryptanalysis of RC4-like Ciphers
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AES
2000
Springer
136views Cryptology» more  AES 2000»
13 years 11 months ago
Preliminary Cryptanalysis of Reduced-Round Serpent
Serpent is a 32-round AES block cipher finalist. In this paper we present several attacks on reduced-round variants of Serpent that require less work than exhaustive search. We at...
Tadayoshi Kohno, John Kelsey, Bruce Schneier
FSE
1999
Springer
137views Cryptology» more  FSE 1999»
13 years 11 months ago
Linear Cryptanalysis of RC5 and RC6
In this paper we evaluate the resistance of the block cipher RC5 against linear cryptanalysis. We describe a known plaintext attack that can break RC5-32 (blocksize 64) with 10 rou...
Johan Borst, Bart Preneel, Joos Vandewalle
EUROCRYPT
2009
Springer
14 years 7 months ago
Cryptanalysis of MDC-2
We provide a collision attack and preimage attacks on the MDC-2 construction, which is a method (dating back to 1988) of turning an n-bit block cipher into a 2n-bit hash function. ...
Christian Rechberger, Florian Mendel, Lars R. Knud...
CRYPTO
1993
Springer
168views Cryptology» more  CRYPTO 1993»
13 years 10 months ago
Cryptanalysis of the CFB Mode of the DES with a Reduced Number of Rounds
Three attacks on the DES with a reduced number of rounds in the Cipher Feedback Mode (CFB) are studied, namely a meet in the middle attack, a differential attack, and a linear att...
Bart Preneel, Marnix Nuttin, Vincent Rijmen, Johan...
FSE
2003
Springer
228views Cryptology» more  FSE 2003»
13 years 12 months ago
Further Observations on the Structure of the AES Algorithm
We present our further observations on the structure of the AES algorithm relating to the cyclic properties of the functions used in this cipher. We note that the maximal period of...
Beomsik Song, Jennifer Seberry