| Constant-size structure-preserving signatures: Generic constructions and simple assumptions M Abe, M Chase, B David, M Kohlweiss, R Nishimaki, M Ohkubo Asiacrypt, 2012 | 117* | 2012 |
| Watermarking cryptographic capabilities A Cohen, J Holmgren, R Nishimaki, V Vaikuntanathan, D Wichs SIAM Journal on Computing 47 (6), 2157-2202, 2018 | 88 | 2018 |
| Tagged one-time signatures: Tight security and optimal tag size M Abe, B David, M Kohlweiss, R Nishimaki, M Ohkubo International Workshop on Public Key Cryptography, 312-331, 2013 | 85 | 2013 |
| CCA proxy re-encryption without bilinear maps in the standard model T Matsuda, R Nishimaki, K Tanaka Public Key Cryptography–PKC 2010, 261-278, 2010 | 65 | 2010 |
| From cryptomania to obfustopia through secret-key functional encryption N Bitansky, R Nishimaki, A Passelegue, D Wichs Journal of Cryptology 33 (2), 357-405, 2020 | 57 | 2020 |
| Re-encryption, functional re-encryption, and multi-hop re-encryption: a framework for achieving obfuscation-based security and instantiations from lattices N Chandran, M Chase, FH Liu, R Nishimaki, K Xagawa International Workshop on Public Key Cryptography, 95-112, 2014 | 51 | 2014 |
| Anonymous traitor tracing: how to embed arbitrary information in a key R Nishimaki, D Wichs, M Zhandry Annual International Conference on the Theory and Applications of …, 2016 | 45 | 2016 |
| Compact structure-preserving signatures with almost tight security M Abe, D Hofheinz, R Nishimaki, M Ohkubo, J Pan Annual International Cryptology Conference, 548-580, 2017 | 38 | 2017 |
| Information generation apparatus, method, program, and recording medium for deriving a decryption key from another decryption key K Suzuki, R Nishimaki US Patent 8,619,980, 2013 | 32 | 2013 |
| Obfustopia built on secret-key functional encryption F Kitagawa, R Nishimaki, K Tanaka Annual International Conference on the Theory and Applications of …, 2018 | 29 | 2018 |
| Key-private proxy re-encryption from lattices, revisited R Nishimaki, K Xagawa IEICE Transactions on Fundamentals of Electronics, Communications and …, 2015 | 29 | 2015 |
| How to watermark cryptographic functions R Nishimaki Annual International Conference on the Theory and Applications of …, 2013 | 29 | 2013 |
| An efficient non-interactive universally composable string-commitment scheme R Nishimaki, E Fujisaki, K Tanaka IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and …, 2012 | 25 | 2012 |
| Designated verifier/prover and preprocessing NIZKs from Diffie-Hellman assumptions S Katsumata, R Nishimaki, S Yamada, T Yamakawa Annual International Conference on the Theory and Applications of …, 2019 | 22 | 2019 |
| Verifiably encrypted signatures with short keys based on the decisional linear problem and obfuscation for encrypted VES R Nishimaki, K Xagawa Designs, Codes and Cryptography 77 (1), 61-98, 2015 | 20 | 2015 |
| Watermarking cryptographic programs against arbitrary removal strategies R Nishimaki, D Wichs Cryptology ePrint Archive, 2015 | 20 | 2015 |
| Constrained PRFs for in Traditional Groups N Attrapadung, T Matsuda, R Nishimaki, S Yamada, T Yamakawa Annual International Cryptology Conference, 543-574, 2018 | 18 | 2018 |
| Universally composable adaptive oblivious transfer (with access control) from standard assumptions M Abe, J Camenisch, M Dubovitskaya, R Nishimaki Proceedings of the 2013 ACM workshop on Digital identity management, 1-12, 2013 | 16 | 2013 |
| Indistinguishability obfuscation for all circuits from secret-key functional encryption F Kitagawa, R Nishimaki, K Tanaka Cryptology ePrint Archive, 2017 | 13 | 2017 |
| Secure software leasing from standard assumptions F Kitagawa, R Nishimaki, T Yamakawa Theory of Cryptography Conference, 31-61, 2021 | 12 | 2021 |
Takashi YamakawaNTT Secure Platform LaboratoriesVerified email at hco.ntt.co.jp
