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» Cryptanalytic Time Memory Data Tradeoffs for Stream Ciphers
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ASIACRYPT
2000
Springer
13 years 8 months ago
Cryptanalytic Time/Memory/Data Tradeoffs for Stream Ciphers
In 1980 Hellman introduced a general technique for breaking arbitrary block ciphers with N possible keys in time T and memory M related by the tradeoff curve TM2 = N2 for 1 T N. ...
Alex Biryukov, Adi Shamir
WEWORC
2007
162views Cryptology» more  WEWORC 2007»
13 years 6 months ago
New Attacks on the Stream Cipher TPy6 and Design of New Ciphers the TPy6-A and the TPy6-B
The stream ciphers Py, Pypy and Py6 were designed by Biham and Seberry for the ECRYPT-eSTREAM project in 2005. The ciphers were promoted to the ‘Focus’ ciphers of the Phase II ...
Gautham Sekar, Souradyuti Paul, Bart Preneel
SACRYPT
2000
Springer
118views Cryptology» more  SACRYPT 2000»
13 years 8 months ago
Attacks on Additive Encryption of Redundant Plaintext and Implications on Internet Security
We present and analyze attacks on additive stream ciphers that rely on linear equations that hold with non-trivial probability in plaintexts that are encrypted using distinct keys....
David A. McGrew, Scott R. Fluhrer
CORR
2007
Springer
105views Education» more  CORR 2007»
13 years 4 months ago
Finding low-weight polynomial multiples using discrete logarithm
— Finding low-weight multiples of a binary polynomial is a difficult problem arising in the context of stream ciphers cryptanalysis. The best algorithms to solve this problem ar...
Frédéric Didier, Yann Laigle-Chapuy