Ken Naganuma

19 papers C 10Misc 1Journal 2Unranked 6
YearRankTypeTitle / Venue / Authors
2025 C conf
Converting Fuzzy Signatures into Anonymizable Signatures using Zero-Knowledge Proof.
ICBC
Ken Naganuma, Shingo Akata, Masayuki Yoshino, Noboru Kunihiro, Non Kawana, Wataru Nakamura, Kenta Takahashi, Takayuki Suzuki
2024 C conf
Biometric Authentication Service on Smart Contract.
ICBC
Takayuki Suzuki, Ken Naganuma, Kaiho Fukuchi, Takatoshi Ohara
2024 C conf
ContractSafeguard: Practical Bug Bounty Platform for Smart Contracts with Intel SGX.
ICBC
Kaiho Fukuchi, Ken Naganuma, Takayuki Suzuki, Takatoshi Ohara
2024 C conf
Leakable Mnemonic Phrase: A New Orientation of Wallets Backup Based on Biometric-Key.
ISITA
Ken Naganuma, Takayuki Suzuki, Takatoshi Ohara
2024 J jnl
Post-quantum zk-SNARKs from QAPs.
Int. J. Inf. Comput. Secur.
Ken Naganuma, Masayuki Yoshino, Noboru Kunihiro, Atsuo Inoue, Yukinori Matsuoka, Mineaki Okazaki
2024 C conf
Proof of Origin: Creating Data Authenticity by Biometric Information.
ISITA
Takayuki Suzuki, Ken Naganuma, Kaiho Fukuchi, Takatoshi Ohara
2020 — conf
New Secret Key Management Technology for Blockchains from Biometrics Fuzzy Signature.
AsiaJCIS
Ken Naganuma, Takayuki Suzuki, Masayuki Yoshino, Kenta Takahashi, Yosuke Kaga, Noboru Kunihiro
2020 — conf
Post-Quantum zk-SNARK for Arithmetic Circuits using QAPs.
AsiaJCIS
Ken Naganuma, Masayuki Yoshino, Atsuo Inoue, Yukinori Matsuoka, Mineaki Okazaki, Noboru Kunihiro
2020 — conf
Practical Query-based Order Revealing Encryption from Symmetric Searchable Encryption.
AsiaJCIS
Masayuki Yoshino, Ken Naganuma, Noboru Kunihiro, Hisayoshi Sato
2019 C conf
Definition and Efficient Construction of Encrypted k-anonymization Scheme.
ICISSP
Masayuki Yoshino, Takayuki Suzuki, Ken Naganuma, Hisayoshi Sato
2018 C conf
Decentralized Netting Protocol over Consortium Blockchain.
ISITA
Ken Naganuma, Masayuki Yoshino, Hisayoshi Sato, Nishio Yamada, Takayuki Suzuki, Noboru Kunihiro
2018 Misc conf
Inference Attacks on Encrypted Databases Based on Order Preserving Assignment Problem.
IWSEC
Sota Onozawa, Noboru Kunihiro, Masayuki Yoshino, Ken Naganuma
2017 C conf
A Secure and Practical Signature Scheme for Blockchain Based on Biometrics.
ISPEC
Yosuke Kaga, Masakazu Fujio, Ken Naganuma, Kenta Takahashi, Takao Murakami, Tetsushi Ohki, Masakatsu Nishigaki
2017 — conf
Auditable Zerocoin.
EuroS&P Workshops
Ken Naganuma, Masayuki Yoshino, Hisayoshi Sato, Takayuki Suzuki
2013 — conf
How to Evaluate Contents Popularity over Oblivious Transfer.
SITIS
Ken Naganuma, Hisayoshi Sato, Masayuki Yoshino, Yoshinori Sato
2012 C conf
Symmetric Inner-Product Predicate Encryption Based on Three Groups.
ProvSec
Masayuki Yoshino, Noboru Kunihiro, Ken Naganuma, Hisayoshi Sato
2012 J jnl
Unconditionally provably secure cancellable biometrics based on a quotient polynomial ring.
IET Biom.
Kenta Takahashi, Ken Naganuma
2012 C conf
Upper bound of the shortest vector coefficients and its applications.
ISITA
Ken Naganuma, Masayuki Yoshino, Hisayoshi Sato
2011 — conf
Symmetric Searchable Encryption for Database Applications.
NBiS
Masayuki Yoshino, Ken Naganuma, Hisayoshi Satoh