School;
of;
Computer,;
Wuhan;
University/Key;
Laboratory;
of;
Aerospace;
Information;
Security;
and;
Trust;
Computing;
of;
Ministry;
of;
Education,;
Wuhan;
430072,;
Hubei,;
China;
School;
of;
Science,;
Huazhong;
Agricultural;
University,;
Wuhan;
430070,;
Hubei,;
China;
College;
of;
Information;
Science;
and;
Engineering,;
Henan;
University;
of;
Technology;
Zhengzhou;
450001,;
Henan,;
China;
智能卡; 信息安全; 身份识别; 密码系统; 杂乱信号函数;