Fuzzy Signature with Biometric-Independent Verification. - Haruna Higo; Toshiyuki Isshiki; Saki Otsuki; Kenji Yasunaga (BIOSIG, 2023)

Improvement of the square-root Vélu's formulas for isogeny-based cryptography. - Saki Otsuki; Hiroshi Onuki; Tsuyoshi Takagi (JSIAM Lett., 2023)

Biometrically-independent fuzzy signatures: signing with biometrics without embedding them. - Saki Otsuki; Haruna Higo; Toshiyuki Isshiki; Kengo Mori; Satoshi Obana; Hiroto Tamiya; Kenji Yasunaga (EURASIP J. Image Video Process., 2025)