IEICE Trans

Yasuyuki MURAKAMI

A Note on Security of Public-Key Cryptosystem Provably as Secure as Subset Sum Problem Shinsuke HAMASHO Yasuyuki MURAKAMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2014/01/01 Vol. E97-A No. 1 pp. 298-299 Type of Manuscript: Special Section LETTER (Special Section on Cryptography and Information Security) Category: Keyword: subset sum problem, provable security, attack,
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Security of a Class of Knapsack Public-Key Cryptosystems against Low-Density Attack Takeshi NASAKO Yasuyuki MURAKAMI Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/10/01 Vol. E91-A No. 10 pp. 2889-2892 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Cryptography and Information Security Keyword: knapsack PKC, Gaussian integers, low-density attack,
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New Product-Sum Type Public-Key Cryptosystems with Selectable Encryption Key Based on Chinese Remainder Theorem Kiyoko KATAYANAGI Yasuyuki MURAKAMI Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/02/01 Vol. E85-A No. 2 pp. 472-480 Type of Manuscript: PAPER Category: Information Security Keyword: public-key cryptosystem, product-sum type cryptosystem, low-density attack, Chinese remainder theorem, selectable encryption key,
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A New Product-Sum Public-Key Cryptosystem Using Message Extension Kiyoko KATAYANAGI Yasuyuki MURAKAMI Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/10/01 Vol. E84-A No. 10 pp. 2482-2487 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Information Security Keyword: product-sum public-key cryptosystem, Chinese remainder theorem, low-density attack, high density, message extension,
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A New Product-Sum Type Public Key Cryptosystem Based on Reduced Bases Daisuke SUZUKI Yasuyuki MURAKAMI Ryuichi SAKAI Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/01/01 Vol. E84-A No. 1 pp. 326-330 Type of Manuscript: Special Section LETTER (Special Section on Cryptography and Information Security) Category: Keyword: low-density attack, product-sum type public key cryptosystems, reduced base,
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New Multiplicative Knapsack-Type Public Key Cryptosystems Shinya KIUCHI Yasuyuki MURAKAMI Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/01/01 Vol. E84-A No. 1 pp. 188-196 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: Morii-Kasahara cryptosystem, Schalkwijk algorithm, high rate, fast encryption, discrete logarithm problem,
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A New Probabilistic ID-Based Non-interactive Key Sharing Scheme Yasuyuki MURAKAMI Ryuichi SAKAI Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2000/01/25 Vol. E83-A No. 1 pp. 2-9 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: ID, key sharing, non-interactive, ID-based non-interactive key sharing scheme (ID-NIKS), linear attack, collusion attack,
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New Methods of Generating Primes Secure against Both P-1 and P+1 Methods Yoshizo SATO Yasuyuki MURAKAMI Masao KASAHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/10/25 Vol. E82-A No. 10 pp. 2161-2166 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Security Keyword: prime generation, P-1 method, P+1 method, trial division method,
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