机译:具有可追踪签名者的面向组的(t,n)门限签名方案
School;
of;
Information;
Technology,;
Jiangxi;
University;
of;
Finance;
and;
Economics,;
Nanchang;
330013,;
Jiangxi,;
China;
State;
Key;
Laboratory;
of;
Information;
Security/Institute;
of;
Software,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100190,;
China;