摘要：本文从电子政务的安全性要求出发，阐述了椭圆曲线及椭圆曲线密码体制的优点，论述了采用椭圆曲线密码体制对电子公文进行数字签名，以解决电子公文的认证问题。
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Acta Mathematicae Applicatae Sinica Journal of Genetics and Genomics Acta Biochimica et Biophysica Sinica Journal of Systems Engineering and Electronics Chinese Annals of Mathematics Series B Chinese Annals of Mathematics,Series B Frontiers of Information Technology Electronic Engineering Transactions of Nonferrous Metals Society of China