Even on an LTE network, SS7 interworking with legacy 2G and 3G partners can expose subscribers to tracking and interception. Deploy an SS7 firewall, restrict global title routing, and monitor MAP messages for known attack signatures.
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.