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Meet-in-the-middle attack on reduced versions of the camellia block cipher

  • Jiqiang Lu*
  • , Yongzhuang Wei
  • , Enes Pasalic
  • , Pierre Alain Fouque
  • *此作品的通讯作者
  • Agency for Science, Technology and Research, Singapore
  • Guilin University of Electronic Technology
  • CAS - Institute of Software
  • University of Primorska
  • École Normale Supérieure

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

The Camellia block cipher has a 128-bit block length and a user key of 128, 192 or 256 bits long, which employs a total of 18 rounds for a 128-bit key and 24 rounds for a 192 or 256-bit key. It is a Japanese CRYPTREC-recommended e-government cipher, a European NESSIE selected cipher, and an ISO international standard. In this paper, we describe a few 5 and 6-round properties of Camellia and finally use them to give (higher-order) meet-in-the-middle attacks on 10-round Camellia with the FL/FL-1 functions under 128 key bits, 11-round Camellia with the FL/FL-1 and whitening functions under 192 key bits and 12-round Camellia with the FL/FL-1 and whitening functions under 256 key bits.

源语言英语
主期刊名Advances in Information and Computer Security - 7th International Workshop on Security, IWSEC 2012, Proceedings
出版商Springer Verlag
197-215
页数19
ISBN(印刷版)9783642341168
DOI
出版状态已出版 - 2012
已对外发布
活动7th International Workshop on Security, IWSEC 2012 - Fukuoka, 日本
期限: 7 11月 20129 11月 2012

出版系列

姓名Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
7631 LNCS
ISSN(印刷版)0302-9743
ISSN(电子版)1611-3349

会议

会议7th International Workshop on Security, IWSEC 2012
国家/地区日本
Fukuoka
时期7/11/129/11/12

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