Hence, we propose CCM(Correlative Control Mechanism)that is a multilayered security protection mechanism based on VPN gateway incorporating client end-point, firewall, IDS and internal services.

• 为此,本文提出以VPN网关为中心,协同用户终端、防火墙、IDS和内部的应用服务,构建的多层安全防护机制--关联控制机制(CCM:Correlative Control Mechanism)。