Kaisei Kajita

21 papers C 4Misc 1Journal 11Unranked 5
YearRankTypeTitle / Venue / Authors
2024 — conf
Consecutive Adaptor Signature Scheme: From Two-Party to N-Party Settings.
ProvSec (1)
Kaisei Kajita, Go Ohtake, Tsuyoshi Takagi
2024 C conf
EncPDS: Encrypted Personal Data Stores via Key-Aggregate ID-Based Proxy Re-Encryption.
SIN
Kaisei Kajita, Go Ohtake
2024 J jnl
Generalized Adaptor Signature Scheme: From Two-Party to N-Party Settings.
IACR Cryptol. ePrint Arch.
Kaisei Kajita, Go Ohtake, Tsuyoshi Takagi
2024 J jnl
Outsider-Anonymous Broadcast Encryption with Keyword Search: Generic Construction, CCA Security, and with Sublinear Ciphertexts.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Keita Emura, Kaisei Kajita, Go Ohtake
2023 — conf
Continuous Group Key Agreement with Flexible Authorization and Its Applications.
IWSPA@CODASPY
Kaisei Kajita, Keita Emura, Kazuto Ogawa, Ryo Nojima, Go Ohtake
2023 J jnl
Outsider-Anonymous Broadcast Encryption with Keyword Search: Generic Construction, CCA Security, and with Sublinear Ciphertexts.
IACR Cryptol. ePrint Arch.
Keita Emura, Kaisei Kajita, Go Ohtake
2023 — conf
Privacy-Preserving Data Management and Provision System for Personal Data Store.
HCI (45)
Kaisei Kajita, Kinji Matsumura, Go Ohtake
2023 J jnl
Short Lattice Signature Scheme with Tighter Reduction under Ring-SIS Assumption.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Kaisei Kajita, Go Ohtake, Kazuto Ogawa, Koji Nuida, Tsuyoshi Takagi
2022 J jnl
Continuous Group Key Agreement with Flexible Authorization and Its Applications.
IACR Cryptol. ePrint Arch.
Kaisei Kajita, Keita Emura, Kazuto Ogawa, Ryo Nojima, Go Ohtake
2022 Misc conf
Membership Privacy for Asynchronous Group Messaging.
WISA
Keita Emura, Kaisei Kajita, Ryo Nojima, Kazuto Ogawa, Go Ohtake
2022 J jnl
Membership Privacy for Asynchronous Group Messaging.
IACR Cryptol. ePrint Arch.
Keita Emura, Kaisei Kajita, Ryo Nojima, Kazuto Ogawa, Go Ohtake
2022 — conf
Private Set Intersection for Viewing History with Efficient Data Matching.
HCI (40)
Kaisei Kajita, Go Ohtake
2022 J jnl
Providing Membership Privacy to the Asynchronous Ratcheting Trees Protocol without losing Scalability.
J. Wirel. Mob. Networks Ubiquitous Comput. Dependable Appl.
Keita Emura, Kaisei Kajita, Ryo Nojima, Kazuto Ogawa, Go Ohtake
2022 J jnl
Short Lattice Signature Scheme with Tighter Reduction under Ring-SIS Assumption.
IACR Cryptol. ePrint Arch.
Kaisei Kajita, Go Ohtake, Kazuto Ogawa, Koji Nuida, Tsuyoshi Takagi
2021 J jnl
Privacy-Preserving System for Enriched-Integrated Service.
IEICE Trans. Inf. Syst.
Kaisei Kajita, Go Ohtake, Kazuto Ogawa
2020 J jnl
A Constant-Size Signature Scheme with a Tighter Reduction from the CDH Assumption.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Kaisei Kajita, Kazuto Ogawa, Eiichiro Fujisaki
2020 C conf
Sharing Same Elements in User Viewing History Data Securely Through Private Set Intersection Under User-centric Data Control.
IMX
Shuhei Taguchi, Chigusa Yamamura, Hisayuki Ohmata, Daisuke Sekine, Kaisei Kajita, Arisa Fujii
2020 C conf
Short Lattice Signatures in the Standard Model with Efficient Tag Generation.
ProvSec
Kaisei Kajita, Kazuto Ogawa, Koji Nuida, Tsuyoshi Takagi
2019 — conf
Privacy Preserving System for Real-Time Enriched-Integrated Service with Feedback to Providers.
HCI (29)
Kaisei Kajita, Kazuto Ogawa, Go Ohtake
2017 C conf
A Constant-Size Signature Scheme with Tighter Reduction from CDH Assumption.
ISC
Kaisei Kajita, Kazuto Ogawa, Eiichiro Fujisaki
2017 J jnl
A Constant-Size Signature Scheme with a Tighter Reduction from the CDH Assumption.
IACR Cryptol. ePrint Arch.
Kaisei Kajita, Kazuto Ogawa, Eiichiro Fujisaki