IEICE Trans

Tetsuya IZU

A Unified Framework for Small Secret Exponent Attack on RSA Noboru KUNIHIRO Naoyuki SHINOHARA Tetsuya IZU
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2014/06/01 Vol. E97-A No. 6 pp. 1285-1295 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: LLL algorithm, small inverse problem, RSA, lattice-based cryptanalysis,
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Recovering RSA Secret Keys from Noisy Key Bits with Erasures and Errors Noboru KUNIHIRO Naoyuki SHINOHARA Tetsuya IZU
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2014/06/01 Vol. E97-A No. 6 pp. 1273-1284 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: RSA, key-recovery, cold boot attack, side-channel attack, maximal likelihood,
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Detailed Cost Estimation of CNTW Forgery Attack against EMV Signature Scheme Tetsuya IZU Yumi SAKEMI Masahiko TAKENAKA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2011/11/01 Vol. E94-D No. 11 pp. 2111-2118 Type of Manuscript: Special Section PAPER (Special Section on Information and Communication System Security) Category: Keyword: ISO/IEC 9796-2 signature, EMV signature, CNTW forgery attack, cost estimation,
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Small Secret CRT-Exponent Attacks on Takagi's RSA Naoyuki SHINOHARA Tetsuya IZU Noboru KUNIHIRO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/01/01 Vol. E94-A No. 1 pp. 19-27 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Public Key Cryptography Keyword: CRT-exponent, lattice, LLL, Takagi's RSA,
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Forgery Attacks on Time-Stamp, Signed PDF and X.509 Certificate Kouichi ITOH Tetsuya IZU Wakaha OGATA Takeshi SHIMOYAMA Masahiko TAKENAKA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/01/01 Vol. E92-A No. 1 pp. 67-75 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Digital Signature Keyword: Bleichenbacher's forgery attack, RSASSA-PKCS-v1_5, time-stamp, PDF, X.509 certificate, Acrobat, Acrobat Reader,
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Reduction Optimal Trinomials for Efficient Software Implementation of the η_T Pairing Toshiya NAKAJIMA Tetsuya IZU Tsuyoshi TAKAGI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/09/01 Vol. E91-A No. 9 pp. 2379-2386 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: pairing, software implementation, irreducible polynomial, reduction optimal trinomial, characteristic three, finite field,
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Side Channel Cryptanalysis on XTR Public Key Cryptosystem Dong-Guk HAN Tetsuya IZU Jongin LIM Kouichi SAKURAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/05/01 Vol. E88-A No. 5 pp. 1214-1223 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: XTR public key cryptosystem, side channel attacks, SPA, data-bit DPA, address-bit DPA, doubling attack, refined power analysis, zero-value attack,
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Fast Elliptic Curve Multiplications Resistant against Side Channel Attacks Tetsuya IZU Tsuyoshi TAKAGI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2005/01/01 Vol. E88-A No. 1 pp. 161-171 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Tamper-Resistance Keyword: elliptic curve cryptosystems (ECC), side channel attacks, scalar multiplication, SIMD operation,
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Fast Elliptic Curve Multiplications with SIMD Operations Tetsuya IZU Tsuyoshi TAKAGI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/01/01 Vol. E87-A No. 1 pp. 85-93 Type of Manuscript: Special Section PAPER (Special Section on Cryptography and Information Security) Category: Asymmetric Cipher Keyword: Elliptic Curve Cryptosystems (ECC), scalar multiplication, window method, SIMD operations, side channel attacks,
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A Note on the Lattice Factoring Method Tetsuya IZU
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/01/01 Vol. E87-A No. 1 pp. 221-223 Type of Manuscript: Special Section LETTER (Special Section on Cryptography and Information Security) Category: Keyword: integer factoring problem, Lattice Factoring Method (LFM), LLL-algorithm, Uchiyama-Kanayama's improvement,
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