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Shota Yamada
Shota Yamada
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Generic constructions for chosen-ciphertext secure attribute based encryption
S Yamada, N Attrapadung, G Hanaoka, N Kunihiro
International Workshop on Public Key Cryptography, 71-89, 2011
932011
A framework and compact constructions for non-monotonic attribute-based encryption
S Yamada, N Attrapadung, G Hanaoka, N Kunihiro
International Workshop on Public Key Cryptography, 275-292, 2014
882014
Partitioning via non-linear polynomial functions: more compact IBEs from ideal lattices and bilinear maps
S Katsumata, S Yamada
International Conference on the Theory and Application of Cryptology and …, 2016
662016
Adaptively secure identity-based encryption from lattices with asymptotically shorter public parameters
S Yamada
Annual International Conference on the Theory and Applications of …, 2016
612016
Asymptotically compact adaptively secure lattice IBEs and verifiable random functions via generalized partitioning techniques
S Yamada
Annual International Cryptology Conference, 161-193, 2017
592017
A framework for identity-based encryption with almost tight security
N Attrapadung, G Hanaoka, S Yamada
International Conference on the Theory and Application of Cryptology and …, 2015
552015
Duality in ABE: converting attribute based encryption for dual predicate and dual policy via computational encodings
N Attrapadung, S Yamada
Cryptographers’ track at the RSA conference, 87-105, 2015
492015
Verifiable predicate encryption and applications to CCA security and anonymous predicate authentication
S Yamada, N Attrapadung, B Santoso, JCN Schuldt, G Hanaoka, ...
International Workshop on Public Key Cryptography, 243-261, 2012
452012
Conversions among several classes of predicate encryption and applications to ABE with various compactness tradeoffs
N Attrapadung, G Hanaoka, S Yamada
International Conference on the Theory and Application of Cryptology and …, 2015
392015
Optimal broadcast encryption from pairings and LWE
S Agrawal, S Yamada
Annual International Conference on the Theory and Applications of …, 2020
362020
Efficient public trace and revoke from standard assumptions
S Agrawal, S Bhattacherjee, DH Phan, D Stehlé, S Yamada
Proceedings of the 2017 ACM SIGSAC Conference on Computer and Communications …, 2017
362017
Self-bilinear map on unknown order groups from indistinguishability obfuscation and its applications
T Yamakawa, S Yamada, G Hanaoka, N Kunihiro
Algorithmica 79 (4), 1286-1317, 2017
292017
Attribute-based encryption for range attributes
N Attrapadung, G Hanaoka, K Ogawa, G Ohtake, H Watanabe, S Yamada
IEICE Transactions on Fundamentals of Electronics, Communications and …, 2018
252018
Group signatures without NIZK: from lattices in the standard model
S Katsumata, S Yamada
Annual international conference on the theory and applications of …, 2019
242019
Attribute based encryption (and more) for nondeterministic finite automata from LWE
S Agrawal, M Maitra, S Yamada
Annual International Cryptology Conference, 765-797, 2019
232019
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
232019
Chosen ciphertext secure keyed-homomorphic public-key encryption
K Emura, G Hanaoka, G Ohtake, T Matsuda, S Yamada
International Workshop on Public Key Cryptography, 32-50, 2013
202013
Tighter security proofs for GPV-IBE in the quantum random oracle model
S Katsumata, S Yamada, T Yamakawa
Journal of Cryptology 34 (1), 1-46, 2021
192021
Constrained PRFs for in Traditional Groups
N Attrapadung, T Matsuda, R Nishimaki, S Yamada, T Yamakawa
Annual International Cryptology Conference, 543-574, 2018
192018
Two-dimensional representation of cover free families and its applications: Short signatures and more
S Yamada, G Hanaoka, N Kunihiro
Cryptographers’ Track at the RSA Conference, 260-277, 2012
172012
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Artikelen 1–20