A Secure and Efficient E-Cheque Protocol from Chameleon Hash Function. - Ying Sun; Jiwen Chai; Huihui Liang; Jianbing Ni; Yong Yu 002 (INCoS, 2013)

On the Security of an Identity-Based Proxy Signature Scheme in the Standard Model. - Ying Sun; Yong Yu 002; Xiaosong Zhang 001; Jiwen Chai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013)