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ACISP
2010
Springer
13 years 11 months ago
Distinguishers for the Compression Function and Output Transformation of Hamsi-256
Hamsi is one of 14 remaining candidates in NIST's Hash Competition for the future hash standard SHA-3. Until now, little analysis has been published on its resistance to diffe...
Jean-Philippe Aumasson, Emilia Käsper, Lars R...
DATE
2008
IEEE
148views Hardware» more  DATE 2008»
14 years 4 months ago
On Analysis and Synthesis of (n, k)-Non-Linear Feedback Shift Registers
— Non-Linear Feedback Shift Registers (NLFSRs) have been proposed as an alternative to Linear Feedback Shift Registers (LFSRs) for generating pseudo-random sequences for stream c...
Elena Dubrova, Maxim Teslenko, Hannu Tenhunen
CORR
2007
Springer
95views Education» more  CORR 2007»
13 years 10 months ago
A Note on the Periodicity and the Output Rate of Bit Search Type Generators
We investigate the bit-search type irregular decimation algorithms that are used within LFSR-based stream ciphers. In particular, we concentrate on BSG and ABSG, and consider two ...
Yucel Altug, N. Polat Ayerden, Mehmet Kivanç...
IDA
1999
Springer
14 years 2 months ago
Reasoning about Input-Output Modeling of Dynamical Systems
The goal of input-output modeling is to apply a test input to a system, analyze the results, and learn something useful from the causeeffect pair. Any automated modeling tool that...
Matthew Easley, Elizabeth Bradley
EUROCRYPT
2008
Springer
13 years 11 months ago
Obfuscating Point Functions with Multibit Output
We study obfuscation of point functions with multibit output and other related functions. A point function with multibit output returns a string on a single input point and zero ev...
Ran Canetti, Ronny Ramzi Dakdouk