Junji SHIKATA


An Empirical Evaluation of an Unpacking Method Implemented with Dynamic Binary Instrumentation
Hyung Chan KIM  Tatsunori ORII  Katsunari YOSHIOKA  Daisuke INOUE  Jungsuk SONG  Masashi ETO  Junji SHIKATA  Tsutomu MATSUMOTO  Koji NAKAO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/09/01
Vol. E94-D  No. 9  pp. 1778-1791
Type of Manuscript: PAPER
Category: Information Network
Keyword: 
software securitydynamic binary instrumentationunpackingmalwarebinary analysis
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Enhanced Cancelable Biometrics for Online Signature Verification
Daigo MURAMATSU  Manabu INUMA  Junji SHIKATA  Akira OTSUKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/06/01
Vol. E93-A  No. 6  pp. 1254-1259
Type of Manuscript: LETTER
Category: Analog Signal Processing
Keyword: 
template protectioncancelable biometricsonline signature verificationbiometrics
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Unconditionally Secure Group Signatures
Takenobu SEITO  Yuki HARA  Junji SHIKATA  Tsutomu MATSUMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/08/01
Vol. E92-A  No. 8  pp. 2067-2085
Type of Manuscript: PAPER
Category: Cryptography and Information Security
Keyword: 
group signatureinformation-theoretic securityunconditional security
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On Collusion Security of Random Codes
Katsunari YOSHIOKA  Junji SHIKATA  Tsutomu MATSUMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/01/01
Vol. E88-A  No. 1  pp. 296-304
Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Biometrics
Keyword: 
fingerprintingwatermarkingtraitor tracingcollusion secure code
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Information-Theoretically Secure Key Insulated Encryption: Models, Bounds and Constructions
Yumiko HANAOKA  Goichiro HANAOKA  Junji SHIKATA  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/10/01
Vol. E87-A  No. 10  pp. 2521-2532
Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Cryptography and Information Security
Keyword: 
key exposurekey-insulated encryptionunconditional security
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Traceability Schemes against Illegal Distribution of Signed Documents
Shoko YONEZAWA  Goichiro HANAOKA  Junji SHIKATA  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/05/01
Vol. E87-A  No. 5  pp. 1172-1182
Type of Manuscript: Special Section LETTER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
signed documentillegal distributiontraceabilitygroup signaturepartially blind signature
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Unconditionally Secure Authenticated Encryption
Junji SHIKATA  Goichiro HANAOKA  Yuliang ZHENG  Tsutomu MATSUMOTO  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/05/01
Vol. E87-A  No. 5  pp. 1119-1131
Type of Manuscript: Special Section LETTER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
unconditional securityencryptionauthenticated encryptionsigncryption
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The Role of Arbiters for Unconditionally Secure Authentication
Goichiro HANAOKA  Junji SHIKATA  Yumiko HANAOKA  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/05/01
Vol. E87-A  No. 5  pp. 1132-1140
Type of Manuscript: Special Section LETTER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
authentication codearbiterunconditional security
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Collusion Secure Codes: Systematic Security Definitions and Their Relations
Katsunari YOSHIOKA  Junji SHIKATA  Tsutomu MATSUMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/05/01
Vol. E87-A  No. 5  pp. 1162-1171
Type of Manuscript: Special Section LETTER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
fingerprintingtraitor tracingcollusion secure code
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Efficient Unconditionally Secure Digital Signatures
Goichiro HANAOKA  Junji SHIKATA  Yuliang ZHENG  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/01/01
Vol. E87-A  No. 1  pp. 120-130
Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Asymmetric Cipher
Keyword: 
digital signatureunconditional security
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Constructing c-Secure CRT Codes Using Polynomials over Finite Fields
Mira KIM  Junji SHIKATA  Hirofumi MURATANI  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/12/01
Vol. E86-A  No. 12  pp. 3259-3266
Type of Manuscript: PAPER
Category: Information Security
Keyword: 
fingerprintingcollusion attacksChinese remainder theorem (CRT)
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A Traitor Traceable Conference System with Dynamic Sender
Goichiro HANAOKA  Junji SHIKATA  Yuliang ZHENG  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/01/01
Vol. E85-A  No. 1  pp. 167-174
Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
traitor traceable schemeauthentication schemedynamic senderunconditional security
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An Unconditionally Secure Electronic Cash Scheme with Computational Untraceability
Akira OTSUKA  Goichiro HANAOKA  Junji SHIKATA  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/01/01
Vol. E85-A  No. 1  pp. 140-148
Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
electronic cashinformation theoretic securityunconditionally secure signature
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Development of Cryptology in the Nineties
Hideki IMAI  Junji SHIKATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/01/01
Vol. E84-A  No. 1  pp. 61-67
Type of Manuscript: INVITED PAPER (Special Section on the 10th Anniversary of the IEICE Transactions of Fundamentals: "Last Decade and 21st Century")
Category: 
Keyword: 
cryptologysecret-key cryptographypublic-key cryptographykey managementhumancrypt
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Realizing the Menezes-Okamoto-Vanstone (MOV) Reduction Efficiently for Ordinary Elliptic Curves
Junji SHIKATA  Yuliang ZHENG  Joe SUZUKI  Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/04/20
Vol. E83-A  No. 4  pp. 756-763
Type of Manuscript: PAPER
Category: Information Security
Keyword: 
elliptic curve cryptographyelliptic curve discrete logarithm problemMenezes-Okamoto-Vanstone (MOV) algorithmsupersingular elliptic curvesordinary elliptic curves
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