关键词: 数字签名技术, 公钥体制, 签名, 验证

Abstract:

As a new and challenging field,the security of network communication has drawn attention of many people,and digital signature has become one of the most important research aspects in the field.This paper introduces digital signature and public key cryptography,analyzes group signature algorithm,and puts forward digital signature trends matching the new demands of the security of network communication.

Key words: digital signature, public key, cryptography, signature verify