基于ElGamal改进的数字签名算法研究  

Study on the Improvement of Digital Signature Algorithm Based on ElGamal

作　　者：原民民[1] 

机构地区：[1]山西水利职业技术学院信息工程系,山西运城044004

出　　处：《淮海工学院学报（自然科学版）》2011年第4期31-33,共3页Journal of Huaihai Institute of Technology:Natural Sciences Edition

摘　　要：ElGamal算法具有较高的安全性,但存在着执行效率不高的问题,为了解决该问题,提出了基于ElGamal数字签名的改进算法,同时把此算法与常用的数字签名算法进行比较分析,指出了该改进数字签名算法的优缺点及安全性。Though with a high degree of security,the ElGamal algorithm is defected because of its low execution efficiency.As an attempt to tackle this problem,we proposed improvements based on the ElGamal digital signature algorithm.Making a comparison of the improved algorithm and the traditional digital signature algorithm,we pointed out the advantages,disadvantages and degree of security of the improved algorithm.

关 键 词：ELGAMAL 数字签名 公开密钥 改进 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]