Noboru Kunihiro - researchr alias

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2011

2010

Advances in Information and Computer Security - 5th International Workshop on Security, IWSEC 2010, Kobe, Japan, November 22-24, 2010. ProceedingsIsao Echizen, Noboru Kunihiro, Ryôichi Sasaki, editors, Volume 6434 of Lecture Notes in Computer Science, Springer, 2010. [doi]

An Evaluation of the Sieving Device YASD for 1024-Bit IntegersNaoyuki Hirota, Tetsuya Izu, Noboru Kunihiro, Kazuo Ohta. nbis 2010: 546-551 [doi]

Extension of Secret Handshake Protocols with Multiple Groups in Monotone ConditionYutaka Kawai, Shotaro Tanno, Takahiro Kondo, Kazuki Yoneyama, Kazuo Ohta, Noboru Kunihiro. ieicet, 93-A(6):1122-1131, 2010. [doi]

Solving Generalized Small Inverse ProblemsNoboru Kunihiro. acisp 2010: 248-263 [doi]

New Conditions for Secure Knapsack Schemes against Lattice AttackNoboru Kunihiro. ieicet, 93-A(6):1058-1065, 2010. [doi]

Practical Password Recovery Attacks on MD4 Based Prefix and Hybrid Authentication ProtocolsYu Sasaki, Lei Wang, Kazuo Ohta, Kazumaro Aoki, Noboru Kunihiro. ieicet, 93-A(1):84-92, 2010. [doi]

Cryptanalysis of Two MD5-Based Authentication Protocols: APOP and NMACLei Wang, Kazuo Ohta, Yu Sasaki, Kazuo Sakiyama, Noboru Kunihiro. ieicet, 93-D(5):1087-1095, 2010. [doi]

Public Key Encryption Schemes from the (B)CDH Assumption with Better EfficiencyShota Yamada, Yutaka Kawai, Goichiro Hanaoka, Noboru Kunihiro. ieicet, 93-A(11):1984-1993, 2010. [doi]

Toward an Easy-to-Understand Structure for Achieving Chosen Ciphertext Security from the Decisional Diffie-Hellman AssumptionShota Yamada, Goichiro Hanaoka, Noboru Kunihiro. provsec 2010: 229-243 [doi]

2009

2008

Small Secret Key Attack on a Variant of RSA (Due to Takagi)Kouichi Itoh, Noboru Kunihiro, Kaoru Kurosawa. ctrsa 2008: 387-406 [doi]

Sanitizable and Deletable SignatureTetsuya Izu, Noboru Kunihiro, Kazuo Ohta, Makoto Sano, Masahiko Takenaka. wisa 2009: 130-144 [doi]

Extension of Secret Handshake Protocols with Multiple Groups in Monotone ConditionYutaka Kawai, Shotaro Tanno, Takahiro Kondo, Kazuki Yoneyama, Noboru Kunihiro, Kazuo Ohta. wisa 2009: 160-173 [doi]

New Definition of Density on Knapsack CryptosystemsNoboru Kunihiro. africacrypt 2008: 156-173 [doi]

Deterministic Polynomial Time Equivalence between Factoring and Key-Recovery Attack on Takagi s RSANoboru Kunihiro, Kaoru Kurosawa. ieicet, 91-A(9):2356-2364, 2008. [doi]

Improved Collision Search for Hash Functions: New Advanced Message ModificationYusuke Naito, Kazuo Ohta, Noboru Kunihiro. ieicet, 91-A(1):46-54, 2008. [doi]

Factorization of Square-Free Integers with High Bits KnownBagus Santoso, Noboru Kunihiro, Naoki Kanayama, Kazuo Ohta. ieicet, 91-A(1):306-315, 2008. [doi]

New Message Differences for Collision Attacks on MD4 and MD5Yu Sasaki, Lei Wang, Noboru Kunihiro, Kazuo Ohta. ieicet, 91-A(1):55-63, 2008. [doi]

Password Recovery on Challenge and Response: Impossible Differential Attack on Hash FunctionYu Sasaki, Lei Wang, Kazuo Ohta, Noboru Kunihiro. africacrypt 2008: 290-307 [doi]

Security of MD5 Challenge and Response: Extension of APOP Password Recovery AttackYu Sasaki, Lei Wang, Kazuo Ohta, Noboru Kunihiro. ctrsa 2008: 1-18 [doi]

New Key-Recovery Attacks on HMAC/NMAC-MD4 and NMAC-MD5Lei Wang, Kazuo Ohta, Noboru Kunihiro. eurocrypt 2008: 237-253 [doi]

A strict evaluation method on the number of conditions for the SHA-1 collision searchJun Yajima, Terutoshi Iwasaki, Yusuke Naito, Yu Sasaki, Takeshi Shimoyama, Noboru Kunihiro, Kazuo Ohta. ccs 2008: 10-20 [doi]

2007

Provably Secure Untraceable Electronic Cash against Insider AttacksYoshikazu Hanatani, Yuichi Komano, Kazuo Ohta, Noboru Kunihiro. ieicet, 90-A(5):980-991, 2007. [doi]

A Sanitizable Signature Scheme with AggregationTetsuya Izu, Noboru Kunihiro, Kazuo Ohta, Masahiko Takenaka, Takashi Yoshioka. ispec 2007: 51-64 [doi]

Deterministic Polynomial Time Equivalence Between Factoring and Key-Recovery Attack on Takagi s RSANoboru Kunihiro, Kaoru Kurosawa. pkc 2007: 412-425 [doi]

Improved Collision Attacks on MD4 and MD5Yu Sasaki, Yusuke Naito, Noboru Kunihiro, Kazuo Ohta. ieicet, 90-A(1):36-47, 2007. [doi]

New Message Difference for MD4Yu Sasaki, Lei Wang, Kazuo Ohta, Noboru Kunihiro. fse 2007: 329-348 [doi]

A New Strategy for Finding a Differential Path of SHA-1Jun Yajima, Yu Sasaki, Yusuke Naito, Terutoshi Iwasaki, Takeshi Shimoyama, Noboru Kunihiro, Kazuo Ohta. acisp 2007: 45-58 [doi]

2006

Provably Secure Electronic Cash Based on Blind Multisignature SchemesYoshikazu Hanatani, Yuichi Komano, Kazuo Ohta, Noboru Kunihiro. fc 2006: 236-250 [doi]

Visual Secret Sharing Schemes for Multiple Secret Images Allowing the Rotation of SharesMitsugu Iwamoto, Lei Wang, Kazuki Yoneyama, Noboru Kunihiro, Kazuo Ohta. ieicet, 89-A(5):1382-1395, 2006. [doi]

Maurer-Yacobi ID-Based Key Distribution RevisitedNoboru Kunihiro, Wataru Abe, Kazuo Ohta. ieicet, 89-A(5):1421-1424, 2006. [doi]

Problems on the MR micropayment schemesMasahiro Mambo, Moises Rosales Salinas, Kazuo Ohta, Noboru Kunihiro. ccs 2006: 363 [doi]

Improved Collision Search for SHA-0Yusuke Naito, Yu Sasaki, Takeshi Shimoyama, Jun Yajima, Noboru Kunihiro, Kazuo Ohta. asiacrypt 2006: 21-36 [doi]

Factorization of Square-Free Integers with High Bits KnownBagus Santoso, Noboru Kunihiro, Naoki Kanayama, Kazuo Ohta. vietcrypt 2006: 115-130 [doi]

How to Construct Sufficient Conditions for Hash FunctionsYu Sasaki, Yusuke Naito, Jun Yajima, Takeshi Shimoyama, Noboru Kunihiro, Kazuo Ohta. vietcrypt 2006: 243-259 [doi]

2005

Analysis on the Clockwise Transposition Routing for Dedicated Factoring DevicesTetsuya Izu, Noboru Kunihiro, Kazuo Ohta, Takeshi Shimoyama. wisa 2006: 232-242 [doi]

Exact Analyses of Computational Time for Factoring in Quantum ComputersNoboru Kunihiro. ieicet, 88-A(1):105-111, 2005. [doi]

Improved Collision Attack on MD4 with Probability Almost 1Yusuke Naito, Yu Sasaki, Noboru Kunihiro, Kazuo Ohta. icisc 2006: 129-145 [doi]

2003

Efficient Algorithms for NMR Quantum Computers with Small QubitsNoboru Kunihiro, Shigeru Yamashita. ngc, 21(4), 2003. [doi]

A Quantum Algorithm Using NMR Computers to Break Secret-Key CryptosystemsKazuo Ohta, Tetsuo Nishino, Seiya Okubo, Noboru Kunihiro. ngc, 21(4), 2003. [doi]

1999

Modulus Search for Elliptic Curve CryptosystemsKenji Koyama, Yukio Tsuruoka, Noboru Kunihiro. asiacrypt 1999: 1-7

1998

Equivalence of Counting the Number of Points on Elliptic Curve over the Ring Z::n:: and Factoring nNoboru Kunihiro, Kenji Koyama. eurocrypt 1998: 47-58 [doi]