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Katsumata, Shuichi
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1

Threshold Raccoon: Practical Threshold Signatures from Stan..:

, In: Lecture Notes in Computer Science; Advances in Cryptology – EUROCRYPT 2024,
del Pino, Rafael ; Katsumata, Shuichi ; Maller, Mary... - p. 219-248 , 2024
Link: https://doi.org/10.1007/..
 
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2

CSI-Otter: isogeny-based (partially) blind signatures from ..:

Katsumata, Shuichi ; Lai, Yi-Fu ; LeGrow, Jason T..
Designs, Codes and Cryptography.  , 2024
Link: https://doi.org/10.1007/..
 
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3

Breaking Parallel ROS: Implication for Isogeny and Lattice-..:

, In: Lecture Notes in Computer Science; Public-Key Cryptography – PKC 2024,
Katsumata, Shuichi ; Lai, Yi-Fu ; Reichle, Michael - p. 319-351 , 2024
Link: https://doi.org/10.1007/..
 
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4

Compact NIZKs from Standard Assumptions on Bilinear Maps:

Katsumata, Shuichi ; Nishimaki, Ryo ; Yamada, Shota.
Journal of Cryptology.  37 (2024)  3 - p. , 2024
Link: https://doi.org/10.1007/..
 
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5

Practical Round-Optimal Blind Signatures in the ROM from St..:

, In: Advances in Cryptology – ASIACRYPT 2023; Lecture Notes in Computer Science,
Katsumata, Shuichi ; Reichle, Michael ; Sakai, Yusuke - p. 383-417 , 2023
Link: https://doi.org/10.1007/..
 
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6

$$\mathsf {CSI\text {-}Otter}$$: Isogeny-Based (Partially) ..:

, In: Advances in Cryptology – CRYPTO 2023; Lecture Notes in Computer Science,
Katsumata, Shuichi ; Lai, Yi-Fu ; LeGrow, Jason T.. - p. 729-761 , 2023
Link: https://doi.org/10.1007/..
 
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7

Signature for Objects: Formalizing How to Authenticate Phys..:

, In: Financial Cryptography and Data Security; Lecture Notes in Computer Science,
Hayashi, Ryuya ; Asano, Taiki ; Hayata, Junichiro... - p. 182-199 , 2023
Link: https://doi.org/10.1007/..
 
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8

Group signatures and more from isogenies and lattices: gene..:

Beullens, Ward ; Dobson, Samuel ; Katsumata, Shuichi..
Designs, Codes and Cryptography.  91 (2023)  6 - p. 2141-2200 , 2023
Link: https://doi.org/10.1007/..
 
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9

Direct computation of branching programs and its applicatio..:

Katsumata, Shuichi ; Tomita, Toi ; Yamada, Shota
Designs, Codes and Cryptography.  91 (2022)  2 - p. 391-431 , 2022
Link: https://doi.org/10.1007/..
 
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10

An Efficient and Generic Construction for Signal's Handshak..:

Hashimoto, Keitaro ; Katsumata, Shuichi ; Kwiatkowski, Kris.
Journal of Cryptology.  35 (2022)  3 - p. , 2022
Link: https://doi.org/10.1007/..
 
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11

A New Framework for More Efficient Round-Optimal Lattice-Ba..:

, In: Advances in Cryptology – CRYPTO 2022; Lecture Notes in Computer Science,
del Pino, Rafael ; Katsumata, Shuichi - p. 306-336 , 2022
Link: https://doi.org/10.1007/..
 
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12

How to Hide MetaData in MLS-Like Secure Group Messaging ..:

, In: Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security,
Hashimoto, Keitaro ; Katsumata, Shuichi ; Prest, Thomas - p. 1399-1412 , 2022
Link: https://dl.acm.org/doi/1..
 
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13

Identity-based encryption with security against the KGC: A ..:

Emura, Keita ; Katsumata, Shuichi ; Watanabe, Yohei
Theoretical Computer Science.  900 (2022)  - p. 97-119 , 2022
Link: https://doi.org/10.1016/..
 
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14

Group Signatures and More from Isogenies and Lattices: Gene..:

, In: Advances in Cryptology – EUROCRYPT 2022; Lecture Notes in Computer Science,
Beullens, Ward ; Dobson, Samuel ; Katsumata, Shuichi.. - p. 95-126 , 2022
Link: https://doi.org/10.1007/..
 
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15

A Concrete Treatment of Efficient Continuous Group Key Agre..:

, In: Proceedings of the 2021 ACM SIGSAC Conference on Computer and Communications Security,
Hashimoto, Keitaro ; Katsumata, Shuichi ; Postlethwaite, Eamonn.. - p. 1441-1462 , 2021
Link: https://dl.acm.org/doi/1..
 
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