SAMMY works best on screens 1024px wide or larger.
NIST 800-171 Rev 3
Browse NIST 800-171...
03.13.06: Network Communications – Deny by Default – Allow by Exception
Network Communications – Deny by Default – Allow by Exception
03.13.06: Network Communications – Deny by Default – Allow by Exception

Deny network communications traffic by default, and allow network communications traffic by exception.


Not applicable - Not applicable
Planned - The implementation is planned
In progress - The implementation is currently in progress
Partially implemented - The control is partially implemented
Implemented - The control is fully implemented
Alternative implementation - There is an alternative implementation in place (e.g., shared responsibility or inherited implementation)
Description

This requirement applies to inbound and outbound network communications traffic at the system boundary and at identified points within the system. A deny-all, allow-by-exception network communications traffic policy ensures that only essential and approved connections are allowed.