Hiroyasu KUBO


Security of Related-Key Differential Attacks on TWINE, Revisited
Kosei SAKAMOTO Kazuhiko MINEMATSU Nao SHIBATA Maki SHIGERI Hiroyasu KUBO Yuki FUNABIKI Takanori ISOBE 
Publication:   
Publication Date: 2020/01/01
Vol. E103-A  No. 1  pp. 212-214
Type of Manuscript:  Special Section LETTER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
block cipherrelated-key securityactive sboxMILP
 Summary | Full Text:PDF(143.9KB)

Access-Driven Cache Attack on the Stream Cipher DICING Using the Chosen IV
Yukiyasu TSUNOO Takeshi KAWABATA Tomoyasu SUZAKI Hiroyasu KUBO Teruo SAITO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/04/01
Vol. E93-A  No. 4  pp. 799-807
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
eSTREAMstream cipherDICINGcache attacks
 Summary | Full Text:PDF(338.6KB)

Results of Linear Cryptanalysis Using Linear Sieve Methods
Yukiyasu TSUNOO Hiroki NAKASHIMA Hiroyasu KUBO Teruo SAITO Takeshi KAWABATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/05/01
Vol. E92-A  No. 5  pp. 1347-1355
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
block cipherlinear cryptanalysislinear sieve method
 Summary | Full Text:PDF(355KB)