Weak keys of the block cipher SEED-192 for related-key differential attacks

Jongsung Kim, Jong Hyuk Park, Young Gon Kim

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this paper, we analyze the block cipher SEED-192 which is an extended version of the ISO/IEC block cipher SEED. According to the result of this paper, there exist weak keys in 8 out of 20 rounds of SEED-192 against related-key differential attacks. This is the first cryptanalytic result for the key schedule of SEED-192.

Original languageEnglish
Title of host publicationSecure and Trust Computing, Data Management, and Applications - 8th FTRA International Conference, STA 2011, Proceedings
Pages157-163
Number of pages7
DOIs
StatePublished - 2011
Event8th FTRA International Conference on Secure and Trust Computing, Data Management, and Application, STA 2011 - Loutraki, Greece
Duration: 28 Jun 201130 Jun 2011

Publication series

NameCommunications in Computer and Information Science
Volume186 CCIS
ISSN (Print)1865-0929

Conference

Conference8th FTRA International Conference on Secure and Trust Computing, Data Management, and Application, STA 2011
Country/TerritoryGreece
CityLoutraki
Period28/06/1130/06/11

Keywords

  • block cipher
  • related-key differential/rectangle/ boomerang
  • SEED-192
  • weak keys

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