Takeshi Koshiba

ORCID

Publication Activity (10 Years)

Years Active: 1995-2024
Publications (10 Years): 66

Top Venues

CoRR

Entropy

NBiS

IACR Cryptol. ePrint Arch.

Publications

Masahito Hayashi, Takeshi Koshiba
Universal Adaptive Construction of Verifiable Secret Sharing and Its Application to Verifiable Secure Distributed Data Storage. IEEE/ACM Trans. Netw. 32 (1) (2024)
Michele Dall'Arno, Francesco Buscemi, Takeshi Koshiba
Computing the quantumguesswork: a quadratic assignment problem. Quantum Inf. Comput. 23 (9&10) (2023)
Takeshi Koshiba, Behrouz Zolfaghari, Khodakhast Bibak
A tradeoff paradigm shift in cryptographically-secure pseudorandom number generation based on discrete logarithm. J. Inf. Secur. Appl. 73 (2023)
Masahito Hayashi, Takeshi Koshiba
Quantum verifiable protocol for secure modulo zero-sum randomness. Quantum Inf. Process. 21 (8) (2022)
Md. Kowsher, Abdullah As Sami, Nusrat Jahan Prottasha, Mohammad Shamsul Arefin, Pranab Kumar Dhar, Takeshi Koshiba
Bangla-BERT: Transformer-Based Efficient Model for Transfer Learning and Language Understanding. IEEE Access 10 (2022)
Md. Billal Hossain, Mohammad Shamsul Arefin, Iqbal H. Sarker, Md. Kowsher, Pranab Kumar Dhar, Takeshi Koshiba
CARAN: A Context-Aware Recency-Based Attention Network for Point-of-Interest Recommendation. IEEE Access 10 (2022)
Maiki Fujita, Takeshi Koshiba, Kenji Yasunaga
Perfectly Secure Message Transmission Against Rational Adversaries. IEEE J. Sel. Areas Inf. Theory 3 (2) (2022)
Behrouz Zolfaghari, Khodakhast Bibak, Takeshi Koshiba
From Random Numbers to Random Objects. Entropy 24 (7) (2022)
Michele Dall'Arno, Francesco Buscemi, Takeshi Koshiba
Guesswork of a Quantum Ensemble. IEEE Trans. Inf. Theory 68 (5) (2022)
Behrouz Zolfaghari, Khodakhast Bibak, Takeshi Koshiba
The Odyssey of Entropy: Cryptography. Entropy 24 (2) (2022)
Arifa Sultana, Kaushik Deb, Pranab Kumar Dhar, Takeshi Koshiba
Classification of Indoor Human Fall Events Using Deep Learning. Entropy 23 (3) (2021)
Behrouz Zolfaghari, Vikrant Singh, Brijesh Kumar Rai, Khodakhast Bibak, Takeshi Koshiba
Cryptography in Hierarchical Coded Caching: System Model and Cost Analysis. Entropy 23 (11) (2021)
Syed Mohammad Minhaz Hossain, Kaushik Deb, Pranab Kumar Dhar, Takeshi Koshiba
Plant Leaf Disease Recognition Using Depth-Wise Separable Convolution-Based Models. Symmetry 13 (3) (2021)
Michele Dall'Arno, Francesco Buscemi, Takeshi Koshiba
Classical computation of quantum guesswork. CoRR (2021)
Anik Sen, Kaushik Deb, Pranab Kumar Dhar, Takeshi Koshiba
CricShotClassify: An Approach to Classifying Batting Shots from Cricket Videos Using a Convolutional Neural Network and Gated Recurrent Unit. Sensors 21 (8) (2021)
Sabiha Anan, Mohammad Ibrahim Khan, Mir Md. Saki Kowsar, Kaushik Deb, Pranab Kumar Dhar, Takeshi Koshiba
Image Defogging Framework Using Segmentation and the Dark Channel Prior. Entropy 23 (3) (2021)
Tushar Kanti Saha, Takeshi Koshiba
Efficient Private Conjunctive Query Protocol Over Encrypted Data. Cryptogr. 5 (1) (2021)
Mohammad Shahedul Islam, Md. Abul Kashem Mia, Mohammad Shamsur Rahman, Mohammad Shamsul Arefin, Pranab Kumar Dhar, Takeshi Koshiba
Frequent contiguous pattern mining over biological sequences of protein misfolded diseases. BMC Bioinform. 22 (1) (2021)
Tushar Kanti Saha, Deevashwer Rathee, Takeshi Koshiba
Efficient protocols for private wildcards pattern matching. J. Inf. Secur. Appl. 55 (2020)
Pranab Kumar Dhar, Azizul Hakim Chowdhury, Takeshi Koshiba
Blind Audio Watermarking Based on Parametric Slant-Hadamard Transform and Hessenberg Decomposition. Symmetry 12 (3) (2020)
Maiki Fujita, Takeshi Koshiba, Kenji Yasunaga
Perfectly Secure Message Transmission against Rational Adversaries. CoRR (2020)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Almost Fully Secured Lattice-Based Group Signatures with Verifier-Local Revocation. Cryptogr. 4 (4) (2020)
Takeshi Koshiba
Fourier-based Verifiable Function Secret Sharing. ISITA (2020)
Vikrant Singh, Behrouz Zolfaghari, Chunduri Venkata Dheeraj Kumar, Brijesh Kumar Rai, Khodakhast Bibak, Gautam Srivastava, Swapnoneel Roy, Takeshi Koshiba
-Network: A Case for Fixed Message Dimensions. IEEE Commun. Lett. 24 (1) (2020)
Farhana Shirin Chowdhury, Pranab Kumar Dhar, Kaushik Deb, Takeshi Koshiba
Blind Image Watermarking in Canonical and Cepstrum Domains Based on 4-Connected t-o'clock Scrambling. Symmetry 12 (2) (2020)
Behrouz Zolfaghari, Gautam Srivastava, Swapnoneel Roy, Hamid R. Nemati, Fatemeh Afghah, Takeshi Koshiba, Abolfazl Razi, Khodakhast Bibak, Pinaki Mitra, Brijesh Kumar Rai
Content Delivery Networks: State of the Art, Trends, and Future Roadmap. ACM Comput. Surv. 53 (2) (2020)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Combined interactive protocol for lattice-based group signature schemes with verifier-local revocation. Int. J. Grid Util. Comput. 11 (5) (2020)
Lihua Wang, Tushar Kanti Saha, Yoshinori Aono, Takeshi Koshiba, Shiho Moriai
Enhanced Secure Comparison Schemes Using Homomorphic Encryption. NBiS (2020)
Go Sato, Takeshi Koshiba, Tomoyuki Morimae
Arbitrable blind quantum computation. Quantum Inf. Process. 18 (12) (2019)
Tushar Kanti Saha, Mayank Rathee, Takeshi Koshiba
Efficient private database queries using ring-LWE somewhat homomorphic encryption. J. Inf. Secur. Appl. 49 (2019)
Kenji Yasunaga, Takeshi Koshiba
Perfectly Secure Message Transmission Against Independent Rational Adversaries. GameSec (2019)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
A Guests Managing System with Lattice-Based Verifier-Local Revocation Group Signature Scheme with Time-Bound Keys. ICMC (2019)
Tomoyuki Morimae, Takeshi Koshiba
Impossibility Of Perfectly-Secure Ono-Round Delegated Quantum Computing for classical client. Quantum Inf. Comput. 19 (3&4) (2019)
Masahito Hayashi, Takeshi Koshiba
Verifiable Quantum Secure Modulo Summation. CoRR (2019)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Achieving Strong Security and Verifier-Local Revocation for Dynamic Group Signatures from Lattice Assumptions. STM (2018)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Zero-Knowledge Proof for Lattice-Based Group Signature Schemes with Verifier-Local Revocation. NBiS (2018)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Achieving Strong Security and Member Registration for Lattice-based Group Signature Scheme with Verifier-local Revocation. J. Internet Serv. Inf. Secur. 8 (4) (2018)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Achieving Full Security for Lattice-Based Group Signatures with Verifier-Local Revocation. ICICS (2018)
Masahito Hayashi, Takeshi Koshiba
Secure Modulo Zero-Sum Randomness as Cryptographic Resource. IACR Cryptol. ePrint Arch. 2018 (2018)
Masahito Hayashi, Takeshi Koshiba
Universal Construction of Cheater-Identifiable Secret Sharing Against Rushing Cheaters Based on Message Authentication. ISIT (2018)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Almost-Fully Secured Fully Dynamic Group Signatures with Efficient Verifier-Local Revocation and Time-Bound Keys. IDCS (2018)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Achieving Almost-Full Security for Lattice-Based Fully Dynamic Group Signatures with Verifier-Local Revocation. ISPEC (2018)
Takeshi Koshiba, Katsuyuki Takashima
New Assumptions on Isogenous Pairing Groups with Applications to Attribute-Based Encryption. ICISC (2018)
Maiki Fujita, Kenji Yasunaga, Takeshi Koshiba
Perfectly Secure Message Transmission Against Rational Timid Adversaries. GameSec (2018)
Ei Mon Cho, Lwin San, Takeshi Koshiba
Non-transferable proxy re-encryption for multiple groups. Int. J. Space Based Situated Comput. 8 (1) (2018)
Tushar Kanti Saha, Takeshi Koshiba
Outsourcing private equality tests to the cloud. J. Inf. Secur. Appl. 43 (2018)
Tushar Kanti Saha, Mayank, Takeshi Koshiba
Efficient Protocols for Private Database Queries. DBSec (2017)
Ryota Iwamoto, Takeshi Koshiba
Non-Malleable Codes Against Affine Errors. CoRR (2017)
Ei Mon Cho, Lwin San, Takeshi Koshiba
Secure Non-transferable Proxy Re-encryption for Group Membership and Non-membership. NBiS (2017)
Tushar Kanti Saha, Takeshi Koshiba
Privacy-Preserving Equality Test Towards Big Data. FPS (2017)
Masaya Yasuda, Kazuhiro Yokoyama, Takeshi Shimoyama, Jun Kogure, Takeshi Koshiba
Analysis of decreasing squared-sum of Gram-Schmidt lengths for short lattice vectors. J. Math. Cryptol. 11 (1) (2017)
Takuya Ohsawa, Naruhiro Kurokawa, Takeshi Koshiba
Function Secret Sharing Using Fourier Basis. NBiS (2017)
Takeshi Koshiba
Foreword. IEICE Trans. Inf. Syst. (3) (2017)
Masahito Hayashi, Takeshi Koshiba
Universal Construction of Cheater-Identifiable Secret Sharing Against Rushing Cheaters without Honest Majority. CoRR (2017)
Tushar Kanti Saha, Takeshi Koshiba
An Efficient Privacy-Preserving Comparison Protocol. NBiS (2017)
Ei Mon Cho, Takeshi Koshiba
Big Data Cloud Deduplication Based on Verifiable Hash Convergent Group Signcryption. BigDataService (2017)
Maiki Fujita, Takeshi Koshiba
Perfectly Secure Message Transmission Scheme against Rational Adversaries. IACR Cryptol. ePrint Arch. 2017 (2017)
Tushar Kanti Saha, Mayank, Deevashwer, Takeshi Koshiba
Private Comparison Protocol and Its Application to Range Queries. IDCS (2017)
Tushar Kanti Saha, Takeshi Koshiba
Private Conjunctive Query over Encrypted Data. AFRICACRYPT (2017)
Masahito Hayashi, Takeshi Koshiba
Universal Construction of Cheater-Identifiable Secret Sharing Against Rushing Cheaters without Honest Majority. IACR Cryptol. ePrint Arch. 2017 (2017)
Ei Mon Cho, Takeshi Koshiba
Secure SMS Transmission Based on Verifiable Hash Convergent Group Signcryption. MDM (2017)
Ei Mon Cho, Takeshi Koshiba
Secure Deduplication in a Multiple Group Signature Setting. AINA (2017)
Takeshi Koshiba
Fourier-based Function Secret Sharing with General Access Structure. CoRR (2017)
Maharage Nisansala Sevwandi Perera, Takeshi Koshiba
Fully Secure Lattice-Based Group Signatures with Verifier-Local Revocation. AINA (2017)
Takeshi Koshiba, Katsuyuki Takashima
Pairing Cryptography Meets Isogeny: A New Framework of Isogenous Pairing Groups. IACR Cryptol. ePrint Arch. 2016 (2016)
Tushar Kanti Saha, Takeshi Koshiba
An Enhancement of Privacy-Preserving Wildcards Pattern Matching. FPS (2016)
Masaya Yasuda, Takeshi Shimoyama, Narishige Abe, Shigefumi Yamada, Takashi Shinzaki, Takeshi Koshiba
Privacy-Preserving Fuzzy Commitment for Biometrics via Layered Error-Correcting Codes. FPS (2015)
Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
New packing method in somewhat homomorphic encryption and its applications. Secur. Commun. Networks 8 (13) (2015)
Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
Secure Statistical Analysis Using RLWE-Based Homomorphic Encryption. ACISP (2015)
Masaya Yasuda, Takeshi Koshiba, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama
Secure Data Devolution: Practical Re-encryption with Auxiliary Data in LWE-based Somewhat Homomorphic Encryption. SCC@ASIACCS (2015)
Masaya Yasuda, Kazuhiro Yokoyama, Takeshi Shimoyama, Jun Kogure, Takeshi Koshiba
On the exact decryption range for Gentry-Halevi's implementation of fully homomorphic encryption. J. Math. Cryptol. 8 (3) (2014)
Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
Privacy-Preserving Wildcards Pattern Matching Using Symmetric Somewhat Homomorphic Encryption. ACISP (2014)
Ryuhei Mori, Takeshi Koshiba, Osamu Watanabe, Masaki Yamamoto
Linear Programming Relaxations for Goldreich's Generators over Non-Binary Alphabets. CoRR (2014)
Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
Practical Packing Method in Somewhat Homomorphic Encryption. DPM/SETOP (2013)
Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
Secure pattern matching using somewhat homomorphic encryption. CCSW (2013)
Masaya Yasuda, Takeshi Shimoyama, Jun Kogure, Kazuhiro Yokoyama, Takeshi Koshiba
Packed Homomorphic Encryption Based on Ideal Lattices and Its Application to Biometrics. CD-ARES Workshops (2013)
Akinori Kawachi, Takeshi Koshiba, Harumichi Nishimura, Tomoyuki Yamakami
Computational Indistinguishability Between Quantum States and Its Cryptographic Application. J. Cryptol. 25 (3) (2012)
Takeshi Koshiba, Shinya Sawada
Public Discussion Must Be Back and Forth in Secure Message Transmission. ICISC (2010)
Takeshi Koshiba, Takanori Odaira
Statistically-Hiding Quantum Bit Commitment from Approximable-Preimage-Size Quantum One-Way Function. TCQ (2009)
Kai-Yuen Cheong, Takeshi Koshiba
Reducing Complexity Assumptions for Oblivious Transfer. IWSEC (2009)
Kai-Yuen Cheong, Takeshi Koshiba, Shohei Nishiyama
Strengthening the Security of Distributed Oblivious Transfer. ACISP (2009)
Kaoru Kurosawa, Wataru Kishimoto, Takeshi Koshiba
A Combinatorial Approach to Deriving Lower Bounds for Perfectly Secure Oblivious Transfer Reductions. IEEE Trans. Inf. Theory 54 (6) (2008)
Kai-Yuen Cheong, Takeshi Koshiba
Reducing Complexity Assumptions for Oblivious Transfer. IACR Cryptol. ePrint Arch. 2008 (2008)
Kaoru Kurosawa, Takeshi Koshiba
Simple Direct Reduction of String (1, 2)-OT to Rabin's OT without Privacy Amplification. ICITS (2008)
Kaoru Kurosawa, Wataru Kishimoto, Takeshi Koshiba
How to Derive Lower Bound on Oblivious Transfer Reduction. IACR Cryptol. ePrint Arch. 2007 (2007)
Kai-Yuen Cheong, Takeshi Koshiba
More on Security of Public-Key Cryptosystems Based on Chebyshev Polynomials. IEEE Trans. Circuits Syst. II Express Briefs (9) (2007)
Kaoru Kurosawa, Takeshi Koshiba
Direct Reduction of String (1, 2)-OT to Rabin's OT. IACR Cryptol. ePrint Arch. 2007 (2007)
Tetsuya Izu, Jun Kogure, Takeshi Koshiba, Takeshi Shimoyama
Low-density attack revisited. Des. Codes Cryptogr. 43 (1) (2007)
Tetsuya Izu, Jun Kogure, Takeshi Koshiba, Takeshi Shimoyama
Low-Density Attack Revisited. IACR Cryptol. ePrint Arch. 2007 (2007)
Akinori Kawachi, Takeshi Koshiba
Progress in Quantum Computational Cryptography. J. Univers. Comput. Sci. 12 (6) (2006)
Takeshi Koshiba, Yoshiharu Seri
Round-Efficient One-Way Permutation Based Perfectly Concealing Bit Commitment Scheme. Electron. Colloquium Comput. Complex. 13 (093) (2006)
Akinori Kawachi, Takeshi Koshiba, Harumichi Nishimura, Tomoyuki Yamakami
Computational Indistinguishability between Quantum States and Its Cryptographic Application. IACR Cryptol. ePrint Arch. 2006 (2006)
Akinori Kawachi, Hirotada Kobayashi, Takeshi Koshiba, Raymond H. Putra
Universal test for quantum one-way permutations. Theor. Comput. Sci. 345 (2-3) (2005)
Akinori Kawachi, Takeshi Koshiba, Harumichi Nishimura, Tomoyuki Yamakami
Computational Indistinguishability Between Quantum States and Its Cryptographic Application. EUROCRYPT (2005)
Masahiko Takenaka, Takeshi Shimoyama, Takeshi Koshiba
Attack on RC6. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (1) (2004)
Akinori Kawachi, Hirotada Kobayashi, Takeshi Koshiba, Raymond H. Putra
Universal Test for Quantum One-Way Permutations. MFCS (2004)
Takeshi Koshiba, Kaoru Kurosawa
Short Exponent Diffie-Hellman Problems. Public Key Cryptography (2004)
Masahiko Takenaka, Takeshi Shimoyama, Takeshi Koshiba
Attack on RC6. ACISP (2003)
Takeshi Shimoyama, Masahiko Takenaka, Takeshi Koshiba
Multiple Linear Cryptanalysis of a Reduced Round RC6. FSE (2002)
Masahiko Takenaka, Takeshi Shimoyama, Takeshi Koshiba
Theoretical Analysis of "Correlations in RC6". IACR Cryptol. ePrint Arch. 2002 (2002)

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Publication Activity (10 Years)

Top Topics

Top Venues

Takeshi Koshiba