It is assumed that basic concepts of OPC UA security and ISO/IEC TS 30168 are understood in this document. For the purposes of this document, the terms and definitions given in OPC 10000-1, OPC 10000-2, OPC 10000-4, OPC 10000-6, OPC 10000-12 and OPC 10000-21 as well as the following apply.

Note that OPC UA terms and terms defined in this document are italicized in the document.