International Association for Cryptologic Research

International Association
for Cryptologic Research

CryptoDB

Kyoji Shibutani

Publications

Year
Venue
Title
2017
ASIACRYPT
New Key Recovery Attacks on Minimal Two-Round Even-Mansour Ciphers
Takanori Isobe Kyoji Shibutani
2015
ASIACRYPT
Midori: A Block Cipher for Low Energy
Subhadeep Banik Andrey Bogdanov Takanori Isobe Kyoji Shibutani Harunaga Hiwatari Toru Akishita Francesco Regazzoni
2014
FSE
Improved All-Subkeys Recovery Attacks on FOX, KATAN and SHACAL-2 Block Ciphers
Takanori Isobe Kyoji Shibutani
2013
ASIACRYPT
Generic Key Recovery Attack on Feistel Scheme
Takanori Isobe Kyoji Shibutani
2012
FSE
Converting Meet-In-The-Middle Preimage Attack into Pseudo Collision Attack: Application to SHA-2
Ji Li Takanori Isobe Kyoji Shibutani
2011
CHES
Piccolo: An Ultra-Lightweight Blockcipher
Kyoji Shibutani Takanori Isobe Harunaga Hiwatari Atsushi Mitsuda Toru Akishita Taizo Shirai
2009
FSE
Preimage Attacks on Reduced Tiger and SHA-2
Takanori Isobe Kyoji Shibutani
2007
FSE
The 128-Bit Blockcipher CLEFIA (Extended Abstract)
Taizo Shirai Kyoji Shibutani Toru Akishita Shiho Moriai Tetsu Iwata
2006
FSE
On Feistel Structures Using a Diffusion Switching Mechanism
Taizo Shirai Kyoji Shibutani
2004
FSE
Improving Immunity of Feistel Ciphers against Differential Cryptanalysis by Using Multiple MDS Matrices
Taizo Shirai Kyoji Shibutani

Program Committees

FSE 2013

Coauthors

Toru Akishita (3)
Subhadeep Banik (1)
Andrey Bogdanov (1)
Harunaga Hiwatari (2)
Takanori Isobe (7)
Tetsu Iwata (1)
Ji Li (1)
Atsushi Mitsuda (1)
Shiho Moriai (1)
Francesco Regazzoni (1)
Kyoji Shibutani (10)
Taizo Shirai (4)