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2020 – today
- 2024
[j5]Keita Emura, Kaisei Kajita, Go Ohtake:
Outsider-Anonymous Broadcast Encryption with Keyword Search: Generic Construction, CCA Security, and with Sublinear Ciphertexts. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 107(9): 1465-1477 (2024)- [i6]Kaisei Kajita, Go Ohtake, Tsuyoshi Takagi:
Generalized Adaptor Signature Scheme: From Two-Party to N-Party Settings. IACR Cryptol. ePrint Arch. 2024: 241 (2024) - 2023
- [j4]Kaisei Kajita
, Go Ohtake, Kazuto Ogawa, Koji Nuida, Tsuyoshi Takagi:
Short Lattice Signature Scheme with Tighter Reduction under Ring-SIS Assumption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 106(3): 228-240 (2023) - [c8]Kaisei Kajita, Keita Emura, Kazuto Ogawa, Ryo Nojima, Go Ohtake:
Continuous Group Key Agreement with Flexible Authorization and Its Applications. IWSPA@CODASPY 2023: 3-13 - [c7]Kaisei Kajita, Kinji Matsumura, Go Ohtake:
Privacy-Preserving Data Management and Provision System for Personal Data Store. HCI (45) 2023: 90-96 - [i5]Keita Emura, Kaisei Kajita, Go Ohtake:
Outsider-Anonymous Broadcast Encryption with Keyword Search: Generic Construction, CCA Security, and with Sublinear Ciphertexts. IACR Cryptol. ePrint Arch. 2023: 1119 (2023) - 2022
- [j3]Keita Emura, Kaisei Kajita, Ryo Nojima, Kazuto Ogawa, Go Ohtake:
Providing Membership Privacy to the Asynchronous Ratcheting Trees Protocol without losing Scalability. J. Wirel. Mob. Networks Ubiquitous Comput. Dependable Appl. 13(4): 105-123 (2022) - [c6]Kaisei Kajita, Go Ohtake:
Private Set Intersection for Viewing History with Efficient Data Matching. HCI (40) 2022: 498-505 - [c5]Keita Emura, Kaisei Kajita, Ryo Nojima, Kazuto Ogawa, Go Ohtake:
Membership Privacy for Asynchronous Group Messaging. WISA 2022: 131-142 - [i4]Keita Emura, Kaisei Kajita, Ryo Nojima, Kazuto Ogawa, Go Ohtake:
Membership Privacy for Asynchronous Group Messaging. IACR Cryptol. ePrint Arch. 2022: 46 (2022) - [i3]Kaisei Kajita, Go Ohtake, Kazuto Ogawa, Koji Nuida, Tsuyoshi Takagi:
Short Lattice Signature Scheme with Tighter Reduction under Ring-SIS Assumption. IACR Cryptol. ePrint Arch. 2022: 479 (2022) - [i2]Kaisei Kajita, Keita Emura, Kazuto Ogawa, Ryo Nojima, Go Ohtake:
Continuous Group Key Agreement with Flexible Authorization and Its Applications. IACR Cryptol. ePrint Arch. 2022: 1768 (2022) - 2021
- [j2]Kaisei Kajita, Go Ohtake, Kazuto Ogawa:
Privacy-Preserving System for Enriched-Integrated Service. IEICE Trans. Inf. Syst. 104-D(5): 647-658 (2021) - 2020
- [j1]Kaisei Kajita, Kazuto Ogawa, Eiichiro Fujisaki:
A Constant-Size Signature Scheme with a Tighter Reduction from the CDH Assumption. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 103-A(1): 141-149 (2020) - [c4]Kaisei Kajita, Kazuto Ogawa, Koji Nuida, Tsuyoshi Takagi:
Short Lattice Signatures in the Standard Model with Efficient Tag Generation. ProvSec 2020: 85-102 - [c3]Shuhei Taguchi, Chigusa Yamamura, Hisayuki Ohmata, Daisuke Sekine, Kaisei Kajita, Arisa Fujii:
Sharing Same Elements in User Viewing History Data Securely Through Private Set Intersection Under User-centric Data Control. IMX 2020: 138-142
2010 – 2019
- 2019
- [c2]Kaisei Kajita, Kazuto Ogawa, Go Ohtake:
Privacy Preserving System for Real-Time Enriched-Integrated Service with Feedback to Providers. HCI (29) 2019: 385-403 - 2017
- [c1]Kaisei Kajita, Kazuto Ogawa, Eiichiro Fujisaki:
A Constant-Size Signature Scheme with Tighter Reduction from CDH Assumption. ISC 2017: 137-154 - [i1]Kaisei Kajita, Kazuto Ogawa, Eiichiro Fujisaki:
A Constant-Size Signature Scheme with a Tighter Reduction from the CDH Assumption. IACR Cryptol. ePrint Arch. 2017: 1116 (2017)
Coauthor Index
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