Agencies must place a firewall evaluated to at least EAL4 at the boundary of an NZEO network with any foreign network, on top of the minimum firewall assurance levels that apply between networks of different classifications or security domains.
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.