IEICE Trans

Koutarou SUZUKI

Strongly Secure Identity-Based Key Exchange with Single Pairing Operation Junichi TOMIDA Atsushi FUJIOKA Akira NAGAI Koutarou SUZUKI
Publication: Publication Date: 2021/01/01 Vol. E104-A No. 1 pp. 58-68 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: identity-based authenticated group key exchange, id-eCK security, asymmetric pairing, external Diffie-Hellman for target group assumption, q-gap-bilinear collision attack assumption, HMQV construction, NAXOS technique,
	Summary \| Full Text:PDF

Exposure-Resilient One-Round Tripartite Key Exchange without Random Oracles Koutarou SUZUKI Kazuki YONEYAMA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2014/06/01 Vol. E97-A No. 6 pp. 1345-1355 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: authenticated key exchange, tripartite key exchange, standard model, dual-receiver encryption,
	Summary \| Full Text:PDF

id-eCK Secure ID-Based Authenticated Key Exchange on Symmetric and Asymmetric Pairing Atsushi FUJIOKA Fumitaka HOSHINO Tetsutaro KOBAYASHI Koutarou SUZUKI Berkant USTAOLU Kazuki YONEYAMA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2013/06/01 Vol. E96-A No. 6 pp. 1139-1155 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: identity-based authenticated key exchange, gap Bilinear Diffie-Hellman assumption, identity-based extended Canetti-Krawczyk model, random oracle model,
	Summary \| Full Text:PDF

Message Recovery Signature Schemes from Sigma-Protocols Masayuki ABE Tatsuaki OKAMOTO Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2013/01/01 Vol. E96-A No. 1 pp. 92-100 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Public Key Based Protocols Keyword: message recovery signatures, Sigma-protocol, chosen message attacks,
	Summary \| Full Text:PDF

Modeling Leakage of Ephemeral Secrets in Tripartite/Group Key Exchange Mark MANULIS Koutarou SUZUKI Berkant USTAOGLU
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2013/01/01 Vol. E96-A No. 1 pp. 101-110 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Public Key Based Protocols Keyword: group key exchange, group-oriented extended Canetti-Krawczyk model, tripartite key exchange, gap Bilinear Diffie-Hellman assumption, random oracle model,
	Summary \| Full Text:PDF

Strongly Secure Predicate-Based Authenticated Key Exchange: Definition and Constructions Atsushi FUJIOKA Koutarou SUZUKI Kazuki YONEYAMA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/01/01 Vol. E95-A No. 1 pp. 40-56 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Public Key Cryptography Keyword: predicate-based AKE, eCK security, key-policy, session-policy,
	Summary \| Full Text:PDF

Hierarchical ID-Based Authenticated Key Exchange Resilient to Ephemeral Key Leakage Atsushi FUJIOKA Koutarou SUZUKI Kazuki YONEYAMA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/06/01 Vol. E94-A No. 6 pp. 1306-1317 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: hierarchical ID-based AKE, eCK security,
	Summary \| Full Text:PDF

Anonymous Hierarchical Identity-Based Encryption with Short Ciphertexts Jae Hong SEO Tetsutaro KOBAYASHI Miyako OHKUBO Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/01/01 Vol. E94-A No. 1 pp. 45-56 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Public Key Cryptography Keyword: anonymous identity-based encryption, anonymous hierarchical identity-based encryption, public-key encryption with keyword search,
	Summary \| Full Text:PDF

Traceable Ring Signature Eiichiro FUJISAKI Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/01/01 Vol. E91-A No. 1 pp. 83-93 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Signatures Keyword: ring signature, traceability, security model,
	Summary \| Full Text:PDF

Non-optimistic Secure Circuit Evaluation Based on ElGamal Encryption and Its Applications Koji CHIDA Go YAMAMOTO Koutarou SUZUKI Shigenori UCHIYAMA Noburou TANIGUCHI Osamu SHIONOIRI Atsushi KANAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/01/01 Vol. E90-A No. 1 pp. 128-138 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Protocols Keyword: secure circuit evaluation, multiparty protocol, ElGamal encryption, implementation,
	Summary \| Full Text:PDF

Generalized Vickrey Auction and Suppression of Active Adversary Using Incentive-Compatible Implementation Makoto YOKOO Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/01/01 Vol. E88-A No. 1 pp. 255-261 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Application Keyword: generalized Vickrey auction, combinatorial auction, mechanism design, game-theory,
	Summary \| Full Text:PDF

Efficient Threshold Signer-Ambiguous Signatures from Variety of Keys Masayuki ABE Miyako OHKUBO Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/02/01 Vol. E87-A No. 2 pp. 471-479 Type of Manuscript: PAPER Category: Information Security Keyword: signer ambiguity, ring signature, threshold signature, group signature,
	Summary \| Full Text:PDF

1-out-of-n Signatures from a Variety of Keys Masayuki ABE Miyako OHKUBO Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/01/01 Vol. E87-A No. 1 pp. 131-140 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Asymmetric Cipher Keyword: signer ambiguity, ring signature, discrete-log,
	Summary \| Full Text:PDF

M+1-st Price Auction Using Homomorphic Encryption Masayuki ABE Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/01/01 Vol. E86-A No. 1 pp. 136-141 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Protocols etc. Keyword: M+1-st price auction, Vickrey auction, homomorphic encryption, mix and match,
	Summary \| Full Text:PDF

Permutation Network with Arbitrary Number of Inputs and Its Application to Mix-Net Koutarou SUZUKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/01/01 Vol. E85-A No. 1 pp. 194-197 Type of Manuscript: Special Section LETTER (Special Section on Cryptography and Information Security) Category: Keyword: permutation network, Mix-net, electronic voting,
	Summary \| Full Text:PDF

Efficient Sealed-Bid Auction by Using One-Way Functions Kunio KOBAYASHI Hikaru MORITA Koutarou SUZUKI Mitsuari HAKUTA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/01/01 Vol. E84-A No. 1 pp. 289-294 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Keyword: sealed-bid auction, quantitative competition, one-way function, bit commitment,
	Summary \| Full Text:PDF