对“系统安全”(system safet)一词,我国安全界并不陌生,但对这个词的解释却不尽相同。有人认为它指系统的安全性如可靠性、维修性,是系统的一种特性,所以常被译成“系统安全性”。也有人认为“系统安全”就是常说的“系统安全工程”,是进行安全分析而采用的工程技术方法,把“系统安全”与故障树分析等方法联系在一起。而在发达国家如美国、欧盟,“系统安 The term “system security” (system safet) is no stranger to the security community in our country, but its interpretation of the term is not the same. Some people think it refers to the safety of the system, such as reliability, maintainability, is a feature of the system, it is often translated as “system security.” Others think that “system security” is often referred to as “system security engineering” and is a engineering and technical method used for security analysis. It connects “system security” with fault tree analysis and other methods. In developed countries such as the United States and the European Union, "system security