Reducing the Spread of Damage of Key Exposures in Key-Insulated Encryption. - Thi Lan Anh Phan; Yumiko Hanaoka; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (VIETCRYPT, 2006)

Key-Insulated Public Key Encryption with Auxiliary Helper Key: Model, Constructions and Formal Security Proofs. - Thi Lan Anh Phan; Goichiro Hanaoka; Kanta Matsuura; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)