Decisional second-preimage resistance: when does SPR imply PRE?

Daniel J. Bernstein, Andreas Hülsing

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdrageAcademicpeer review

5 Citaten (Scopus)

Samenvatting

There is a well-known gap between second-preimage resistance and preimage resistance for length-preserving hash functions. This paper introduces a simple concept that fills this gap. One consequence of this concept is that tight reductions can remove interactivity for multi-target length-preserving preimage problems, such as the problems that appear in analyzing hash-based signature systems. Previous reduction techniques applied to only a negligible fraction of all length-preserving hash functions, presumably excluding all off-the-shelf hash functions.
Originele taal-2Engels
TitelAdvances in Cryptology – ASIACRYPT 2019 - 25th International Conference on the Theory and Application of Cryptology and Information Security, Proceedings
RedacteurenSteven D. Galbraith, Shiho Moriai
Plaats van productieBerlin
UitgeverijSpringer
Hoofdstuk2
Pagina's33-62
Aantal pagina's30
ISBN van elektronische versie978-3-030-34618-8
ISBN van geprinte versie978-3-030-34617-1
DOI's
StatusGepubliceerd - 22 nov. 2019
Evenement25th International Conference on the Theory and Application of Cryptology and Information Security, ASIACRYPT 2019 - Kobe, Japan
Duur: 8 dec. 201912 dec. 2019
Congresnummer: 25

Publicatie series

NaamLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume11923 LNCS
ISSN van geprinte versie0302-9743
ISSN van elektronische versie1611-3349

Congres

Congres25th International Conference on the Theory and Application of Cryptology and Information Security, ASIACRYPT 2019
Verkorte titelASIACRYPT 2019
Land/RegioJapan
StadKobe
Periode8/12/1912/12/19

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