计算机工程与应用 ›› 2008, Vol. 44 ›› Issue (5): 131-133.
王勇兵1,路正国3,张建中2
WANG Yong-bing1,LU Zheng-guo3,ZHANG Jian-zhong2
1.Dept. of Math. & Inf. Science,College for Nationalities Attached to Hebei Normal University,Shijiazhuang 050091,China
2.College of Mathematics and Information Science,Shaanxi Normal University,Xi’an 710062,China
3.Preparatory Department,College for Nationalities Attached to Hebei Normal University,Shijiazhuang 050091,China
摘要: 将共享验证和签密的概念引入到门限代理签名中,构造了一个安全有效的共享验证的门限代理签密方案。该方案不仅实现了门限代理签密,而且还实现了指定验证组中的不少于t个验证人一起才能恢复消息,验证签密的特性。另外,该方案还具有消息保密性、可公开验证性和公开信道授权的优点。