标准摘要
[中文适用范围]： IEC 62541 的这一部分描述了 OPC 统一架构 (OPC UA) 安全模型。它描述了 OPC UA 预期运行的物理、硬件和软件环境的安全威胁。它描述了 OPC UA 如何依赖其他安全标准。它p [外文原描述]： IEC 62541-2:2020 describes the OPC Unified Architecture (OPC UA) security model. It describes the security threats of the physical, hardware, and software environments in which OPC UA is expected to run. It describes how OPC UA relies upon other standards for security. It provides definition of common security terms that are used in this and other parts of the OPC UA specification. It gives an overview of the security features that are specified in other parts of the OPC UA specification. It references services, mappings, and Profiles that are specified normatively in other parts of the OPC UA Specification. It provides suggestions or best practice guidelines on implementing security. Any seeming ambiguity between this part and one of the other normative parts does not remove or reduce the requirement specified in the other normative part.
英文名称OPC Unified Architecture - Part 2: Security Model