为解决网络应用系统的安全问题,文章提出了基于SPKI的安全平台。为各种网络应用提供一个统一的安全平台。平台实现了身份认证、访问控制以及审计,从而保证应用系统的安全运行。 关键 词:SPKI、身份认证、访问控制、审计、安全平台 Abstract: To solve the security problem of network system. Application security platform presented here is based on the SPKI technologies. It uses SPKI and other technologies to realize identity validation, access control and audit. Key words: SPKI; Identify validation; Access control; Audit; Security platform