On a fast correlation attack on certain streaxn ciphers

Vladimir Chepyzhov, Ben Smeets

Forskningsoutput: Kapitel i bok/rapport/Conference proceedingKonferenspaper i proceedingPeer review

Sammanfattning

In this paper we present a new algorithm for the recovery of the initial state of a linear feedback shift register when a noisy output sequence is given. Our work is focussed on the investigation of the asymptotical behaviour of the recovery process rather than on the construction of an optimal recovery procedure. Our results show the importance of low-weight checks and show also that the complexity of the recovery problem grows less than exponentially with the length of the shift register, even if the number of taps grows linearly with the register length. Our procedure works for shift register with arbitrary feedback polynomial.

Originalspråkengelska
Titel på värdpublikationAdvances in Cryptology—EUROCRYPT 1991
Undertitel på värdpublikationWorkshop on the Theory and Application of Cryptographic Techniques, Proceedings
RedaktörerDonald W. Davies
FörlagSpringer
Sidor176-185
Antal sidor10
ISBN (elektroniskt)9783540464167
ISBN (tryckt)9783540546207
DOI
StatusPublished - 1991
EvenemangWorkshop on the Theory and Application of Cryptographic Techniques, EUROCRYPT 1991 - Brighton, Storbritannien
Varaktighet: 1991 apr. 81991 apr. 11

Publikationsserier

NamnLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volym547 LNCS
ISSN (tryckt)0302-9743
ISSN (elektroniskt)1611-3349

Konferens

KonferensWorkshop on the Theory and Application of Cryptographic Techniques, EUROCRYPT 1991
Land/TerritoriumStorbritannien
OrtBrighton
Period1991/04/081991/04/11

Bibliografisk information

Publisher Copyright:
© Springer-Verlag Berlin Heidelberg 1991.

Ämnesklassifikation (UKÄ)

  • Datavetenskap (datalogi)
  • Reglerteknik

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