Yoshiaki SHIRAISHI


Multi-Group Signature Scheme for Simultaneous Verification by Neighbor Services
Kenta NOMURA Masami MOHRI Yoshiaki SHIRAISHI Masakatu MORII 
Publication:   
Publication Date: 2017/08/01
Vol. E100-D  No. 8  pp. 1770-1779
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Cryptographic Schemes
Keyword: 
internet of thingslocal broadcastdigital signaturefiat-shamir transformlow energy
 Summary | Full Text:PDF(1018.3KB)

SSL Client Authentication with TPM
Shohei KAKEI Masami MOHRI Yoshiaki SHIRAISHI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/04/01
Vol. E99-D  No. 4  pp. 1052-1061
Type of Manuscript:  Special Section PAPER (Special Section on Cyberworlds)
Category: 
Keyword: 
Trusted Platform Modulepublic key certificateOpenIDSSLclient certificate
 Summary | Full Text:PDF(1.8MB)

New Weakness in the Key-Scheduling Algorithm of RC4
Toshihiro OHIGASHI Yoshiaki SHIRAISHI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/01/01
Vol. E91-A  No. 1  pp. 3-11
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Symmetric Cryptography
Keyword: 
cryptanalysisstream cipherRC4key scheduling algorithm
 Summary | Full Text:PDF(308.7KB)

Internal-State Reconstruction of a Stream Cipher RC4
Yoshiaki SHIRAISHI Toshihiro OHIGASHI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/10/01
Vol. E86-A  No. 10  pp. 2636-2638
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Information Security
Keyword: 
stream cipherRC4internal-state reconstruction
 Summary | Full Text:PDF(146.9KB)

A Method for Improving Fast Correlation Attack Using Parity Check Equations Modifications
Youji FUKUTA Yoshiaki SHIRAISHI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/08/01
Vol. E86-A  No. 8  pp. 2155-2158
Type of Manuscript:  LETTER
Category: Information Security
Keyword: 
stream ciphernonlinear combiner generatorfast correlation attackparity check equations
 Summary | Full Text:PDF(187.5KB)