Basing on PKI and obeying the criterion of hospital management and workflow patterns, certificate authority system and digital signature manage system were designed.

• 设计了基于公钥基础设施(PKI)的、并遵从医院管理规范和工作流程模式的证书认证 (CA)系统和医学信息数字签字管理信息系统(DSMS).