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2020 – today
- 2022
[j35]Tatsuaki Okamoto
:
A New Quantitative Definition of the Complexity of Organized Matters. Complex. 2022: 1889348:1-1889348:18 (2022)- [j34]Janaka Alawatugoda, Tatsuaki Okamoto:
Standard model leakage-resilient authenticated key exchange using inner-product extractors. Des. Codes Cryptogr. 90(4): 1059-1079 (2022) - [c89]Wei Dai, Tatsuaki Okamoto, Go Yamamoto:
Stronger Security and Generic Constructions for Adaptor Signatures. INDOCRYPT 2022: 52-77 - [i22]Wei Dai, Tatsuaki Okamoto, Go Yamamoto:
Stronger Security and Generic Constructions for Adaptor Signatures. IACR Cryptol. ePrint Arch. 2022: 1687 (2022) - 2021
- [j33]Pratish Datta, Tatsuaki Okamoto, Katsuyuki Takashima:
Efficient Attribute-Based Signatures for Unbounded Arithmetic Branching Programs. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 104-A(1): 25-57 (2021) - [i21]Janaka Alawatugoda, Tatsuaki Okamoto:
Standard Model Leakage-Resilient Authenticated Key Exchange using Inner-product Extractors. IACR Cryptol. ePrint Arch. 2021: 861 (2021) - 2020
- [j32]Junichi Tomida, Masayuki Abe, Tatsuaki Okamoto:
Efficient Inner Product Functional Encryption with Full-Hiding Security. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 103-A(1): 33-40 (2020) - [j31]Tatsuaki Okamoto, Katsuyuki Takashima:
Decentralized Attribute-Based Encryption and Signatures. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 103-A(1): 41-73 (2020) - [j30]Pratish Datta, Tatsuaki Okamoto, Katsuyuki Takashima:
Adaptively Simulation-Secure Attribute-Hiding Predicate Encryption. IEICE Trans. Inf. Syst. 103-D(7): 1556-1597 (2020)
2010 – 2019
- 2019
- [j29]Tatsuaki Okamoto, Katsuyuki Takashima:
Fully Secure Functional Encryption with a Large Class of Relations from the Decisional Linear Assumption. J. Cryptol. 32(4): 1491-1573 (2019) - [c88]Pratish Datta, Tatsuaki Okamoto, Katsuyuki Takashima:
Efficient Attribute-Based Signatures for Unbounded Arithmetic Branching Programs. Public Key Cryptography (1) 2019: 127-158 - [i20]Pratish Datta, Tatsuaki Okamoto, Katsuyuki Takashima:
Efficient Attribute-Based Signatures for Unbounded Arithmetic Branching Programs. IACR Cryptol. ePrint Arch. 2019: 363 (2019) - 2018
- [c87]Pratish Datta, Tatsuaki Okamoto, Katsuyuki Takashima:
Adaptively Simulation-Secure Attribute-Hiding Predicate Encryption. ASIACRYPT (2) 2018: 640-672 - [c86]Pratish Datta, Tatsuaki Okamoto, Junichi Tomida:
Full-Hiding (Unbounded) Multi-input Inner Product Functional Encryption from the k-Linear Assumption. Public Key Cryptography (2) 2018: 245-277 - [i19]Pratish Datta, Tatsuaki Okamoto, Junichi Tomida:
Full-Hiding (Unbounded) Multi-Input Inner Product Functional Encryption from the k-Linear Assumption. IACR Cryptol. ePrint Arch. 2018: 61 (2018) - [i18]Pratish Datta, Tatsuaki Okamoto, Katsuyuki Takashima:
Adaptively Simulation-Secure Attribute-Hiding Predicate Encryption. IACR Cryptol. ePrint Arch. 2018: 1093 (2018) - 2017
- [c85]Cody Freitag, Rishab Goyal, Susan Hohenberger, Venkata Koppula, Eysa Lee, Tatsuaki Okamoto, Jordan Tran, Brent Waters:
Signature Schemes with Randomized Verification. ACNS 2017: 373-389 - [e9]Tatsuaki Okamoto, Yong Yu, Man Ho Au, Yannan Li:
Provable Security - 11th International Conference, ProvSec 2017, Xi'an, China, October 23-25, 2017, Proceedings. Lecture Notes in Computer Science 10592, Springer 2017, ISBN 978-3-319-68636-3 [contents] - 2016
- [j28]Ryo Hiromasa, Masayuki Abe, Tatsuaki Okamoto:
Packing Messages and Optimizing Bootstrapping in GSW-FHE. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 99-A(1): 73-82 (2016) - [j27]Tatsuaki Okamoto, Katsuyuki Takashima:
Adaptively Attribute-Hiding (Hierarchical) Inner Product Encryption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 99-A(1): 92-117 (2016) - [j26]Takuho Mitsunaga, Yoshifumi Manabe, Tatsuaki Okamoto:
A Secure M + 1st Price Auction Protocol Based on Bit Slice Circuits. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 99-A(8): 1591-1599 (2016) - [c84]Junichi Tomida, Masayuki Abe, Tatsuaki Okamoto:
Efficient Functional Encryption for Inner-Product Values with Full-Hiding Security. ISC 2016: 408-425 - [i17]Tatsuaki Okamoto:
A Unified Paradigm of Organized Complexity and Semantic Information Theory. CoRR abs/1608.00941 (2016) - 2015
- [j25]Tatsuaki Okamoto, Katsuyuki Takashima:
Achieving short ciphertexts or short secret-keys for adaptively secure general inner-product encryption. Des. Codes Cryptogr. 77(2-3): 725-771 (2015) - [j24]Tatsuaki Okamoto, Katsuyuki Takashima:
Dual Pairing Vector Spaces and Their Applications. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 98-A(1): 3-15 (2015) - [j23]Yoshifumi Manabe, Risako Otsuka, Tatsuaki Okamoto:
A Cryptographic Moving-Knife Cake-Cutting Protocol with High Social Surplus. J. Inf. Process. 23(3): 299-304 (2015) - [c83]Tatsuaki Okamoto, Krzysztof Pietrzak, Brent Waters, Daniel Wichs:
New Realizations of Somewhere Statistically Binding Hashing and Positional Accumulators. ASIACRYPT (1) 2015: 121-145 - [c82]Ryo Hiromasa, Masayuki Abe, Tatsuaki Okamoto:
Packing Messages and Optimizing Bootstrapping in GSW-FHE. Public Key Cryptography 2015: 699-715 - [e8]Rainer Böhme, Tatsuaki Okamoto:
Financial Cryptography and Data Security - 19th International Conference, FC 2015, San Juan, Puerto Rico, January 26-30, 2015, Revised Selected Papers. Lecture Notes in Computer Science 8975, Springer 2015, ISBN 978-3-662-47853-0 [contents] - [i16]Tatsuaki Okamoto, Krzysztof Pietrzak, Brent Waters, Daniel Wichs:
New Realizations of Somewhere Statistically Binding Hashing and Positional Accumulators. IACR Cryptol. ePrint Arch. 2015: 869 (2015) - 2014
- [j22]Tatsuaki Okamoto, Katsuyuki Takashima:
Efficient Attribute-Based Signatures for Non-Monotone Predicates in the Standard Model. IEEE Trans. Cloud Comput. 2(4): 409-421 (2014) - [c81]Susumu Kiyoshima, Yoshifumi Manabe, Tatsuaki Okamoto:
Constant-Round Black-Box Construction of Composable Multi-Party Computation Protocol. TCC 2014: 343-367 - 2013
- [j21]Tatsuaki Okamoto, Katsuyuki Takashima:
Efficient (Hierarchical) Inner-Product Encryption Tightly Reduced from the Decisional Linear Assumption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 96-A(1): 42-52 (2013) - [j20]Takuho Mitsunaga, Yoshifumi Manabe, Tatsuaki Okamoto:
Efficient Secure Auction Protocols Based on the Boneh-Goh-Nissim Encryption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 96-A(1): 68-75 (2013) - [j19]Masayuki Abe, Tatsuaki Okamoto, Koutarou Suzuki:
Message Recovery Signature Schemes from Sigma-Protocols. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 96-A(1): 92-100 (2013) - [j18]Eiichiro Fujisaki, Tatsuaki Okamoto:
Secure Integration of Asymmetric and Symmetric Encryption Schemes. J. Cryptol. 26(1): 80-101 (2013) - [c80]Tatsuaki Okamoto, Katsuyuki Takashima:
Decentralized Attribute-Based Signatures. Public Key Cryptography 2013: 125-142 - [i15]Susumu Kiyoshima, Yoshifumi Manabe, Tatsuaki Okamoto:
Constant-Round Black-Box Construction of Composable Multi-Party Computation Protocol. IACR Cryptol. ePrint Arch. 2013: 811 (2013) - 2012
- [j17]Yoshifumi Manabe, Tatsuaki Okamoto:
Meta-envy-free Cake-cutting and Pie-cutting Protocols. J. Inf. Process. 20(3): 686-693 (2012) - [c79]Tatsuaki Okamoto, Katsuyuki Takashima:
Fully Secure Unbounded Inner-Product and Attribute-Based Encryption. ASIACRYPT 2012: 349-366 - [c78]Tatsuaki Okamoto, Katsuyuki Takashima:
Adaptively Attribute-Hiding (Hierarchical) Inner Product Encryption. EUROCRYPT 2012: 591-608 - [c77]Susumu Kiyoshima, Yoshifumi Manabe, Tatsuaki Okamoto:
Efficient Concurrent Oblivious Transfer in Super-Polynomial-Simulation Security. IWSEC 2012: 216-232 - [c76]Yoshifumi Manabe, Tatsuaki Okamoto:
A Cryptographic Moving-Knife Cake-Cutting Protocol. IWIGP 2012: 15-23 - [i14]Tatsuaki Okamoto, Katsuyuki Takashima:
Fully Secure Unbounded Inner-Product and Attribute-Based Encryption. IACR Cryptol. ePrint Arch. 2012: 671 (2012) - 2011
- [j16]Daisuke Moriyama, Tatsuaki Okamoto:
An eCK-secure Authenticated Key Exchange Protocol without Random Oracles. KSII Trans. Internet Inf. Syst. 5(3): 607-625 (2011) - [c75]Tatsuaki Okamoto, Katsuyuki Takashima:
Some Key Techniques on Pairing Vector Spaces. AFRICACRYPT 2011: 380-382 - [c74]Tatsuaki Okamoto, Katsuyuki Takashima:
Achieving Short Ciphertexts or Short Secret-Keys for Adaptively Secure General Inner-Product Encryption. CANS 2011: 138-159 - [c73]Daisuke Moriyama, Tatsuaki Okamoto:
Leakage resilient eCK-secure key exchange protocol without random oracles. AsiaCCS 2011: 441-447 - [c72]Takuho Mitsunaga, Yoshifumi Manabe, Tatsuaki Okamoto:
A Secure M + 1st Price Auction Protocol Based on Bit Slice Circuits. IWSEC 2011: 51-64 - [c71]Tatsuaki Okamoto, Katsuyuki Takashima:
Efficient Attribute-Based Signatures for Non-monotone Predicates in the Standard Model. Public Key Cryptography 2011: 35-52 - [i13]Tatsuaki Okamoto, Katsuyuki Takashima:
Adaptively Attribute-Hiding (Hierarchical) Inner Product Encryption. IACR Cryptol. ePrint Arch. 2011: 543 (2011) - [i12]Tatsuaki Okamoto, Katsuyuki Takashima:
Achieving Short Ciphertexts or Short Secret-Keys for Adaptively Secure General Inner-Product Encryption. IACR Cryptol. ePrint Arch. 2011: 648 (2011) - [i11]Tatsuaki Okamoto, Katsuyuki Takashima:
Efficient Attribute-Based Signatures for Non-Monotone Predicates in the Standard Model. IACR Cryptol. ePrint Arch. 2011: 700 (2011) - [i10]Tatsuaki Okamoto, Katsuyuki Takashima:
Decentralized Attribute-Based Signatures. IACR Cryptol. ePrint Arch. 2011: 701 (2011) - 2010
- [j15]Masayuki Abe, Eike Kiltz, Tatsuaki Okamoto:
Chosen Ciphertext Security with Optimal Ciphertext Overhead. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 93-A(1): 22-33 (2010) - [c70]Tatsuaki Okamoto, Katsuyuki Takashima:
Fully Secure Functional Encryption with General Relations from the Decisional Linear Assumption. CRYPTO 2010: 191-208 - [c69]Allison B. Lewko, Tatsuaki Okamoto, Amit Sahai, Katsuyuki Takashima, Brent Waters:
Fully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product Encryption. EUROCRYPT 2010: 62-91 - [c68]Takuho Mitsunaga, Yoshifumi Manabe, Tatsuaki Okamoto:
Efficient Secure Auction Protocols Based on the Boneh-Goh-Nissim Encryption. IWSEC 2010: 149-163 - [c67]Yoshifumi Manabe, Tatsuaki Okamoto:
Meta-Envy-Free Cake-Cutting Protocols. MFCS 2010: 501-512 - [i9]Allison B. Lewko, Tatsuaki Okamoto, Amit Sahai, Katsuyuki Takashima, Brent Waters:
Fully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product Encryption. IACR Cryptol. ePrint Arch. 2010: 110 (2010) - [i8]Tatsuaki Okamoto, Katsuyuki Takashima:
Fully Secure Functional Encryption with General Relations from the Decisional Linear Assumption. IACR Cryptol. ePrint Arch. 2010: 563 (2010)
2000 – 2009
- 2009
- [c66]Tatsuaki Okamoto, Katsuyuki Takashima:
Hierarchical Predicate Encryption for Inner-Products. ASIACRYPT 2009: 214-231 - [c65]Masayuki Abe, Eike Kiltz, Tatsuaki Okamoto:
Compact CCA-Secure Encryption for Messages of Arbitrary Length. Public Key Cryptography 2009: 377-392 - [c64]Daisuke Moriyama, Tatsuaki Okamoto:
An eCK-Secure Authenticated Key Exchange Protocol without Random Oracles. ProvSec 2009: 154-167 - 2008
- [j14]Ryo Nishimaki, Yoshifumi Manabe, Tatsuaki Okamoto:
Universally Composable Identity-Based Encryption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 91-A(1): 262-271 (2008) - [j13]Waka Nagao, Yoshifumi Manabe, Tatsuaki Okamoto:
On the Equivalence of Several Security Notions of KEM and DEM. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 91-A(1): 283-297 (2008) - [j12]Yusuke Okada, Yoshifumi Manabe, Tatsuaki Okamoto:
An optimistic fair exchange protocol and its security in the universal composability framework. Int. J. Appl. Cryptogr. 1(1): 70-77 (2008) - [c63]Masayuki Abe, Eike Kiltz, Tatsuaki Okamoto:
Chosen Ciphertext Security with Optimal Ciphertext Overhead. ASIACRYPT 2008: 355-371 - [c62]Norio Akagi, Yoshifumi Manabe, Tatsuaki Okamoto:
An Efficient Anonymous Credential System. Financial Cryptography 2008: 272-286 - [c61]Tatsuaki Okamoto, Katsuyuki Takashima:
Homomorphic Encryption and Signatures from Vector Decomposition. Pairing 2008: 57-74 - [c60]Waka Nagao, Yoshifumi Manabe, Tatsuaki Okamoto:
Relationship of Three Cryptographic Channels in the UC Framework. ProvSec 2008: 268-282 - [c59]Yoshifumi Manabe, Tatsuaki Okamoto:
Anonymous return route information for onion based mix-nets. SecureComm 2008 - [i7]Masayuki Abe, Eike Kiltz, Tatsuaki Okamoto:
Chosen Ciphertext Security with Optimal Ciphertext Overhead. IACR Cryptol. ePrint Arch. 2008: 374 (2008) - 2007
- [c58]Tatsuaki Okamoto:
Authenticated Key Exchange and Key Encapsulation in the Standard Model. ASIACRYPT 2007: 474-484 - [e7]Feng Bao, San Ling, Tatsuaki Okamoto, Huaxiong Wang, Chaoping Xing:
Cryptology and Network Security, 6th International Conference, CANS 2007, Singapore, December 8-10, 2007, Proceedings. Lecture Notes in Computer Science 4856, Springer 2007, ISBN 978-3-540-76968-2 [contents] - [e6]Tsuyoshi Takagi, Tatsuaki Okamoto, Eiji Okamoto, Takeshi Okamoto:
Pairing-Based Cryptography - Pairing 2007, First International Conference, Tokyo, Japan, July 2-4, 2007, Proceedings. Lecture Notes in Computer Science 4575, Springer 2007, ISBN 978-3-540-73488-8 [contents] - [e5]Tatsuaki Okamoto, Xiaoyun Wang:
Public Key Cryptography - PKC 2007, 10th International Conference on Practice and Theory in Public-Key Cryptography, Beijing, China, April 16-20, 2007, Proceedings. Lecture Notes in Computer Science 4450, Springer 2007, ISBN 978-3-540-71676-1 [contents] - [i6]Tatsuaki Okamoto:
Authenticated Key Exchange and Key Encapsulation Without Random Oracles. IACR Cryptol. ePrint Arch. 2007: 473 (2007) - 2006
- [j11]Waka Nagao, Yoshifumi Manabe, Tatsuaki Okamoto:
A Universally Composable Secure Channel Based on the KEM-DEM Framework. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 89-A(1): 28-38 (2006) - [c57]Tatsuaki Okamoto:
Cryptography Based on Bilinear Maps. AAECC 2006: 35-50 - [c56]Tatsuaki Okamoto:
Efficient Blind and Partially Blind Signatures Without Random Oracles. TCC 2006: 80-99 - [c55]Tatsuaki Okamoto:
On Pairing-Based Cryptosystems. VIETCRYPT 2006: 50-66 - [c54]Ryo Nishimaki, Yoshifumi Manabe, Tatsuaki Okamoto:
Universally Composable Identity-Based Encryption. VIETCRYPT 2006: 337-353 - [i5]Tatsuaki Okamoto:
Efficient Blind and Partially Blind Signatures Without Random Oracles. IACR Cryptol. ePrint Arch. 2006: 102 (2006) - [i4]Waka Nagao, Yoshifumi Manabe, Tatsuaki Okamoto:
On the Equivalence of Several Security Notions of Key Encapsulation Mechanism. IACR Cryptol. ePrint Arch. 2006: 268 (2006) - 2005
- [j10]Chung-Huang Yang, Hikaru Morita, Tatsuaki Okamoto:
Security and Performance Evaluation of ESIGN and RSA on IC Cards by Using Byte-Unit Modular Algorithms. IEICE Trans. Commun. 88-B(3): 1244-1248 (2005) - [c53]Tatsuaki Okamoto:
Relationship of three cryptographic channels in the UC framework. ICITS 2005: 73 - [c52]Waka Nagao, Yoshifumi Manabe, Tatsuaki Okamoto:
A Universally Composable Secure Channel Based on the KEM-DEM Framework. TCC 2005: 426-444 - [i3]Tatsuaki Okamoto, Ryo Kashima:
Resource Bounded Unprovability of Computational Lower Bounds. CoRR abs/cs/0503091 (2005) - 2004
- [j9]Eiichiro Fujisaki, Tatsuaki Okamoto, David Pointcheval, Jacques Stern:
RSA-OAEP Is Secure under the RSA Assumption. J. Cryptol. 17(2): 81-104 (2004) - [c51]Ryotaro Hayashi, Tatsuaki Okamoto, Keisuke Tanaka:
An RSA Family of Trap-Door Permutations with a Common Domain and Its Applications. Public Key Cryptography 2004: 291-304 - [e4]Tatsuaki Okamoto:
Topics in Cryptology - CT-RSA 2004, The Cryptographers' Track at the RSA Conference 2004, San Francisco, CA, USA, February 23-27, 2004, Proceedings. Lecture Notes in Computer Science 2964, Springer 2004, ISBN 3-540-20996-4 [contents] - 2003
- [c50]Tatsuaki Okamoto, Jacques Stern:
Almost Uniform Density of Power Residues and the Provable Security of ESIGN. ASIACRYPT 2003: 287-301 - [i2]Tatsuaki Okamoto, Ryo Kashima:
Resource Bounded Unprovability of Computational Lower Bounds. IACR Cryptol. ePrint Arch. 2003: 187 (2003) - 2002
- [j8]Masayuki Abe, Tatsuaki Okamoto:
Delegation Chains Secure up to Constant Length. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 85-A(1): 110-116 (2002) - 2001
- [c49]Eiichiro Fujisaki, Tatsuaki Okamoto, David Pointcheval, Jacques Stern:
RSA-OAEP Is Secure under the RSA Assumption. CRYPTO 2001: 260-274 - [c48]Tatsuaki Okamoto, David Pointcheval:
REACT: Rapid Enhanced-Security Asymmetric Cryptosystem Transform. CT-RSA 2001: 159-175 - [c47]Tatsuaki Okamoto, David Pointcheval:
The Gap-Problems: A New Class of Problems for the Security of Cryptographic Schemes. Public Key Cryptography 2001: 104-118 - [e3]Sihan Qing, Tatsuaki Okamoto, Jianying Zhou:
Information and Communications Security, Third International Conference, ICICS 2001, Xian, China, November 13-16, 2001. Lecture Notes in Computer Science 2229, Springer 2001, ISBN 3-540-42880-1 [contents] - 2000
- [j7]Tatsuaki Okamoto:
On Relationships between Statistical Zero-Knowledge Proofs. J. Comput. Syst. Sci. 60(1): 47-108 (2000) - [c46]Tatsuaki Okamoto, Keisuke Tanaka, Shigenori Uchiyama:
Quantum Public-Key Cryptosystems. CRYPTO 2000: 147-165 - [c45]Masayuki Abe, Tatsuaki Okamoto:
Provably Secure Partially Blind Signatures. CRYPTO 2000: 271-286 - [e2]Tatsuaki Okamoto:
Advances in Cryptology - ASIACRYPT 2000, 6th International Conference on the Theory and Application of Cryptology and Information Security, Kyoto, Japan, December 3-7, 2000, Proceedings. Lecture Notes in Computer Science 1976, Springer 2000, ISBN 3-540-41404-5 [contents] - [i1]Eiichiro Fujisaki, Tatsuaki Okamoto, David Pointcheval, Jacques Stern:
RSA-OAEP is Secure under the RSA Assumption. IACR Cryptol. ePrint Arch. 2000: 61 (2000)
1990 – 1999
- 1999
- [c44]Masayuki Abe, Tatsuaki Okamoto:
A Signature Scheme with Message Recovery as Secure as Discrete Logarithm. ASIACRYPT 1999: 378-389 - [c43]Eiichiro Fujisaki, Tatsuaki Okamoto:
Secure Integration of Asymmetric and Symmetric Encryption Schemes. CRYPTO 1999: 537-554 - [c42]Masayuki Abe, Tatsuaki Okamoto:
Delegation Chains Secure up to Constant Length. ICICS 1999: 144-156 - [c41]Miyako Ohkubo, Fumiaki Miura, Masayuki Abe, Atsushi Fujioka, Tatsuaki Okamoto:
An Improvement on a Practical Secret Voting Scheme. ISW 1999: 225-234 - [c40]Eiichiro Fujisaki, Tatsuaki Okamoto:
How to Enhance the Security of Public-Key Encryption at Minimum Cost. Public Key Cryptography 1999: 53-68 - 1998
- [c39]Kazuo Ohta, Tatsuaki Okamoto:
On Concrete Security Treatment of Signatures Derived from Identification. CRYPTO 1998: 354-369 - [c38]Eiichiro Fujisaki, Tatsuaki Okamoto:
A Practical and Provably Secure Scheme for Publicly Verifiable Secret Sharing and Its Applications. EUROCRYPT 1998: 32-46 - [c37]Tatsuaki Okamoto, Shigenori Uchiyama:
A New Public-Key Cryptosystem as Secure as Factoring. EUROCRYPT 1998: 308-318 - [c36]Tatsuaki Okamoto, Shigenori Uchiyama:
Security of an Identity-Based Cryptosystem and the Related Reductions. EUROCRYPT 1998: 546-560 - [c35]Tatsuaki Okamoto, Moti Yung:
Lower Bounds on Term-Based Divisible Cash Systems. Public Key Cryptography 1998: 72-82 - 1997
- [c34]Eiichiro Fujisaki, Tatsuaki Okamoto:
Statistical Zero Knowledge Protocols to Prove Modular Polynomial Relations. CRYPTO 1997: 16-30 - [c33]Giovanni Di Crescenzo, Tatsuaki Okamoto, Moti Yung:
Keeping the SZK-Verifier Honest Unconditionally. CRYPTO 1997: 31-45 - [c32]Tatsuaki Okamoto:
Receipt-Free Electronic Voting Schemes for Large Scale Elections. Security Protocols Workshop 1997: 25-35 - [c31]Tatsuaki Okamoto:
Threshold Key-Recovery Systems for RSA. Security Protocols Workshop 1997: 191-200 - [e1]