Practical Searching over Encrypted Data by Private Information Retrieval. - Yoshida, Rei; Cui, Yang; Sekino, Tomohiro; Shigetomi, Rie; Otsuka, Akira; Imai, Hideki (2010)

A Privacy Protection Scheme for a Scalable Control Method in Context-Dependent Services. - Yoshida, Rei; Shigetomi, Rie; Yoshizoe, Kazuki; Otsuka, Akira; Imai, Hideki (2007)