Paper 2011/377

Improved Generalized Birthday Attack

Paul Kirchner

Abstract

Let r, B and w be positive integers. Let C be a linear code of length Bw and subspace of Fr . The k-regular-decoding problem is to find 2 a nonzero codeword consisting of w length-B blocks with Hamming weight k. This problem was mainly studied after 2002. Not being able to solve this problem is critical for cryptography as it gives a fast attack against FSB, SWIFFT and learning parity with noise. In this paper, the classical methods are used in the same algorithm and improved.

Metadata
Available format(s)
PDF PS
Publication info
Published elsewhere. Unknown where it was published
Keywords
Generalized Birthday AttackLinearizationInformation-Set DecodingWagnerLow memory requirementSWIFFTFSBLPN
Contact author(s)
pole kirchner @ gmail com
History
2011-07-12: received
Short URL
https://ia.cr/2011/377
License
Creative Commons Attribution
CC BY

BibTeX

@misc{cryptoeprint:2011/377,
      author = {Paul Kirchner},
      title = {Improved Generalized Birthday Attack},
      howpublished = {Cryptology ePrint Archive, Paper 2011/377},
      year = {2011},
      note = {\url{https://eprint.iacr.org/2011/377}},
      url = {https://eprint.iacr.org/2011/377}
}
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