Part 11 secures XML-based files such as CIM exchanges and IEC 61850 SCL configuration files, which are otherwise transferred without any signature: it provides a mechanism to authenticate the file's source, a mechanism for tamper detection, and does so while keeping compatibility with the existing XML formats, with a use case for identifying which data a source may make available to entities beyond the initial receiver.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.