Cryptanalysis of Hwang-Chang's a Time-Stamp Protocol for Digital Watermarking. - Jue-Sam Chou; Yalin Chen; Chung-Ju Chan (IACR Cryptol. ePrint Arch., 2007)

A Novel Mutual Authentication Scheme Based on Quadratic Residues for RFID Systems. - Jue-Sam Chou; Guey-Chuen Lee; Chung-Ju Chan (IACR Cryptol. ePrint Arch., 2007)