Information security liaisons: named people maintain contact with authorities and specialist security groups. Level 1 (a to d): contact with relevant authorities (a), with special interest groups and forums (b), receipt of security bulletins and alerts from those groups (c), and awareness of emerging external risks passed on to staff (d). Level 2 adds that the liaison is reachable by cloud customers on security matters; Level 3 is the same.
This control maps to 1 controls across 1 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.
Every mapping shown was judged rather than inferred from wording similarity, and the ones that failed review are published too. See the coverage reports and what was rejected.
The graph holds this control, the 1 it maps to, and the evidence behind each claim, over MCP and REST.