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» Algebraic Attacks on Stream Ciphers with Linear Feedback
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FSE
2004
Springer
115views Cryptology» more  FSE 2004»
15 years 5 months ago
Correlation Attacks Using a New Class of Weak Feedback Polynomials
In 1985 Siegenthaler introduced the concept of correlation attacks on LFSR based stream ciphers. A few years later Meier and Staffelbach demonstrated a special technique, usually ...
Håkan Englund, Martin Hell, Thomas Johansson
91
Voted
FSE
2004
Springer
84views Cryptology» more  FSE 2004»
15 years 5 months ago
Vulnerability of Nonlinear Filter Generators Based on Linear Finite State Machines
We present a realization of an LFSM that utilizes an LFSR. This is based on a well-known fact from linear algebra. This structure is used to show that a previous attempt at using a...
Jin Hong, Dong Hoon Lee 0002, Seongtaek Chee, Pala...
99
Voted
SACRYPT
2000
Springer
15 years 3 months ago
LILI Keystream Generator
The LILI-128 keystream generator is a LFSR based synchronous stream cipher with a 128 bit key. The design offers large period and linear complexity, and is resistant to currently ...
Leonie Ruth Simpson, Ed Dawson, Jovan Dj. Golic, W...
100
Voted
ICISC
2009
163views Cryptology» more  ICISC 2009»
14 years 9 months ago
Improved Linear Cryptanalysis of SOSEMANUK
The SOSEMANUK stream cipher is one of the finalists of the eSTREAM project. In this paper, we improve the linear cryptanalysis of SOSEMANUK presented in Asiacrypt 2008. We apply th...
Joo Yeon Cho, Miia Hermelin
FSE
2006
Springer
124views Cryptology» more  FSE 2006»
15 years 3 months ago
Improved Linear Distinguishers for SNOW 2.0
In this paper we present new and more accurate estimates of the biases of the linear approximation of the FSM of the stream cipher SNOW 2.0. Based on improved bias estimates we als...
Kaisa Nyberg, Johan Wallén