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Keitaro Hashimoto
ORCID
Publication Activity (10 Years)
Years Active: 2019-2023
Publications (10 Years): 10
Top Topics
Identity Based Cryptography
Signature Scheme
Lightweight
Diffie Hellman Assumption
Top Venues
IACR Cryptol. ePrint Arch.
CCS
Inf. Sci.
J. Cryptol.
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Publications
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Sohto Chiku
,
Keitaro Hashimoto
,
Keisuke Hara
,
Junji Shikata
Identity-Based Matchmaking Encryption, Revisited: Strong Security and Practical Constructions from Standard Classical and Post-Quantum Assumptions.
IACR Cryptol. ePrint Arch.
2023 (2023)
Keitaro Hashimoto
,
Shuichi Katsumata
,
Thomas Prest
How to Hide MetaData in MLS-Like Secure Group Messaging: Simple, Modular, and Post-Quantum.
CCS
(2022)
Keitaro Hashimoto
,
Shuichi Katsumata
,
Thomas Prest
How to Hide MetaData in MLS-Like Secure Group Messaging: Simple, Modular, and Post-Quantum.
IACR Cryptol. ePrint Arch.
2022 (2022)
Keitaro Hashimoto
,
Shuichi Katsumata
,
Kris Kwiatkowski
,
Thomas Prest
An Efficient and Generic Construction for Signal's Handshake (X3DH): Post-quantum, State Leakage Secure, and Deniable.
J. Cryptol.
35 (3) (2022)
Keitaro Hashimoto
,
Shuichi Katsumata
,
Kris Kwiatkowski
,
Thomas Prest
An Efficient and Generic Construction for Signal's Handshake (X3DH): Post-Quantum, State Leakage Secure, and Deniable.
IACR Cryptol. ePrint Arch.
2021 (2021)
Keitaro Hashimoto
,
Shuichi Katsumata
,
Eamonn Postlethwaite
,
Thomas Prest
,
Bas Westerbaan
A Concrete Treatment of Efficient Continuous Group Key Agreement via Multi-Recipient PKEs.
IACR Cryptol. ePrint Arch.
2021 (2021)
Keitaro Hashimoto
,
Shuichi Katsumata
,
Eamonn Postlethwaite
,
Thomas Prest
,
Bas Westerbaan
A Concrete Treatment of Efficient Continuous Group Key Agreement via Multi-Recipient PKEs.
CCS
(2021)
Keitaro Hashimoto
,
Shuichi Katsumata
,
Kris Kwiatkowski
,
Thomas Prest
An Efficient and Generic Construction for Signal's Handshake (X3DH): Post-Quantum, State Leakage Secure, and Deniable.
Public Key Cryptography (2)
(2021)
Keitaro Hashimoto
,
Wakaha Ogata
Unrestricted and compact certificateless aggregate signature scheme.
Inf. Sci.
487 (2019)
Keitaro Hashimoto
,
Wakaha Ogata
,
Toi Tomita
Tight reduction for generic construction of certificateless signature and its instantiation from DDH assumption.
IACR Cryptol. ePrint Arch.
2019 (2019)