ISO/IEC 27002:2022 control 7.2 applies, with telecommunications guidance: every operation room and control centre should have suitable physical security controls; relevant details of each visitor should be recorded at entry and guarded against unauthorised disclosure; and visitor records should be protected both physically and electronically so that their contents stay confidential, intact and available.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.