Study of Long-Distance Real-Time Data Transmission Technology Based on Web. - Licheng Ma; Shuzhong Lin (ICDMA, 2011)

A Novel Cued-recall Graphical Password Scheme. - Xiyang Liu; Jinhua Qiu; Licheng Ma; Haichang Gao; Zhongjie Ren (ICIG, 2011)

Exploration of a hand-based graphical password scheme. - Haichang Gao; Licheng Ma; Jinhua Qiu; Xiyang Liu (SIN, 2011)

Multiple password interference in graphical passwords. - Haichang Gao; Licheng Ma; Wei Jia; Fei Ye (Int. J. Inf. Comput. Secur., 2012)

A survey on the use of graphical passwords in security. - Haichang Gao; Wei Jia; Fei Ye; Licheng Ma (J. Softw., 2013)