GUS应用环境的崩溃与反侵入对策

The Collapse of GUS Application Environment and the Anti-invasion Strategy

随着ＤＣＳ应用规模的扩大，作为人机界面操作站使用人员的功能权限应该有所限制，否则系统的安全性将受到严重挑战。文中针对Ｈｏｎｅｙｗｅｌｌ的ＴＰＳ的核心──ＣＵＳ操作站叙述了这一现象，并论述了研究和解决这一问题的方法和步骤。

Following the expansion of the application scope of DCS, for the man machine interfacing workstations, the authorization to cer- tain operators shall be limited, otherwise the security of the system will meet serious challenge. With the GUS workstation i. e., the kernel of Honeywell TPS as example, the situation is described. The methods and procedures to study and resolve this problem are ex- pounded.