【摘要】 通过对多层应用系统安全管理机制及 ＲＢＡＣ安全性能的分析，提出了基于角色的多层应用系统安全控制方案，有效实现了前后台安全控制的统一，全面增强了系统的安全管理性能。更多还原

【Abstract】 This paper analyzes the security mechanism of a multi-tier application system and the security capability of RBAC.A security control scheme of the multi-tier application system based on role is proposed emphatically,which actualizes the security control unification and strengthens the system’s security management performance.更多还原