Takeshi Koshiba

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	All	Since 2017
Citations	1387	729
h-index	18	13
i10-index	33	19

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Co-authors

Takeshi ShimoyamaNational Institute of InformaticsVerified email at nii.ac.jp
Masaya YasudaRikkyo University, Department of MathematicsVerified email at rikkyo.ac.jp
Kazuhiro YokoyamaRikkyo UniversityVerified email at rikkyo.ac.jp
Tushar Kanti Saha, PhDAssociate ProfessorVerified email at jkkniu.edu.bd
Akinori KawachiMie UniversityVerified email at cs.info.mie-u.ac.jp
Maharage Nisansala Sevwandi PereraATRVerified email at atr.jp
Tomoyuki MorimaeAssociate Professor, Yukawa Institute for Theoretical Physics, Kyoto UniversityVerified email at yukawa.kyoto-u.ac.jp
Pranab Kumar Dhar, PhDProfessor, Department of Computer Science and Engineering, Chittagong University of Engineering andVerified email at cuet.ac.bd
Behrouz ZolfaghariPostdoctoral Fellow, Department of Computer Science and Engineering, Indian Institute of TechnologyVerified email at iitg.ac.in
Kaoru KurosawaIbaraki UniversityVerified email at vc.ibaraki.ac.jp
Khodakhast BibakAssistant Professor, Miami UniversityVerified email at miamioh.edu
Yasubumi SakakibaraKeio University, Biosciences and InformaticsVerified email at keio.jp
Brijesh Kumar RaiFormer Assistant Professor, Department of Electronics and Electrical Eng., IIT GuwahatiVerified email at iitg.ernet.in
Masahito HayashiProfessor of Mathematics, Nagoya UniversityVerified email at math.nagoya-u.ac.jp
Gautam SrivastavaBrandon UniversityVerified email at brandonu.ca
Swapnoneel RoyAssociate Professor, University of North FloridaVerified email at unf.edu
Kazuo MisueUniversity of TsukubaVerified email at nifty.com
Kenji YasunagaOsaka UniversityVerified email at ist.osaka-u.ac.jp
Katsuyuki TakashimaWaseda UniversityVerified email at waseda.jp
Peter DavisTelecognix CorporationVerified email at telecognix.com

Takeshi Koshiba

Waseda University

Verified email at waseda.jp - Homepage

Cryptography Quantum Cryptography Quantum Computation Computational Complexity Randomness


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Secure pattern matching using somewhat homomorphic encryption M Yasuda, T Shimoyama, J Kogure, K Yokoyama, T Koshiba Proceedings of the 2013 ACM workshop on Cloud computing security workshop, 65-76, 2013	129	2013
Virtual clay system and its method of simulation T Koshiba, M Matsuoka, K Takayama US Patent 6,040,840, 2000	96	2000
Packed homomorphic encryption based on ideal lattices and its application to biometrics M Yasuda, T Shimoyama, J Kogure, K Yokoyama, T Koshiba International Conference on Availability, Reliability, and Security, 55-74, 2013	76	2013
Computational indistinguishability between quantum states and its cryptographic application A Kawachi, T Koshiba, H Nishimura, T Yamakami Annual International Conference on the Theory and Applications of …, 2005	75*	2005
Ancilla-driven universal blind quantum computation T Sueki, T Koshiba, T Morimae Physical Review A 87 (6), 060301, 2013	72	2013
Practical packing method in somewhat homomorphic encryption M Yasuda, T Shimoyama, J Kogure, K Yokoyama, T Koshiba Data Privacy Management and Autonomous Spontaneous Security, 34-50, 2013	66	2013
Dialog interface system K Takayama, M Matsuoka, T Koshiba, S Hosogi, M Sekiguchi, Y Maeda, ... US Patent 6,330,539, 2001	59	2001
Learning deterministic even linear languages from positive examples T Koshiba, E Mäkinen, Y Takada Theoretical Computer Science 185 (1), 63-79, 1997	45	1997
New packing method in somewhat homomorphic encryption and its applications M Yasuda, T Shimoyama, J Kogure, K Yokoyama, T Koshiba Security and Communication Networks 8 (13), 2194-2213, 2015	38	2015
More on security of public-key cryptosystems based on Chebyshev polynomials KY Cheong, T Koshiba IEEE Transactions on Circuits and Systems II: Express Briefs 54 (9), 795-799, 2007	35	2007
Inferring pure context-free languages from positive data T Koshiba, E Mäkinen, Y Takada Acta Cybernetica 14 (3), 469-477, 2000	31	2000
Privacy-preserving wildcards pattern matching using symmetric somewhat homomorphic encryption M Yasuda, T Shimoyama, J Kogure, K Yokoyama, T Koshiba Australasian Conference on Information Security and Privacy, 338-353, 2014	30	2014
Content delivery networks: State of the art, trends, and future roadmap B Zolfaghari, G Srivastava, S Roy, HR Nemati, F Afghah, T Koshiba, ... ACM Computing Surveys (CSUR) 53 (2), 1-34, 2020	27	2020
Short exponent diffie-hellman problems T Koshiba, K Kurosawa International Workshop on Public Key Cryptography, 173-186, 2004	23	2004
Multiple linear cryptanalysis of a reduced round RC6 T Shimoyama, M Takenaka, T Koshiba International Workshop on Fast Software Encryption, 76-88, 2002	23	2002
Enhancing D-ABDUCTOR towards a diagrammatic user interface platform K Misue, K Nitta, K Sugiyama, T Koshiba, R Inder 1998 Second International Conference. Knowledge-Based Intelligent Electronic …, 1998	23	1998
Secure statistical analysis using RLWE-based homomorphic encryption M Yasuda, T Shimoyama, J Kogure, K Yokoyama, T Koshiba Australasian Conference on Information Security and Privacy, 471-487, 2015	22	2015
Typed pattern languages and their learnability T Koshiba European Conference on Computational Learning Theory, 367-379, 1995	21	1995
Fully dynamic group signature scheme with member registration and verifier-local revocation MNS Perera, T Koshiba International conference on mathematics and computing, 399-415, 2018	18	2018
Low-density attack revisited T Izu, J Kogure, T Koshiba, T Shimoyama Designs, Codes and Cryptography 43 (1), 47-59, 2007	18	2007

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