The macOS Application Firewall must be enabled.
An XCCDF Rule
Description
Firewalls protect computers from network attacks by blocking or limiting access to open network ports. Application firewalls limit which applications are allowed to communicate over the network.
- ID
- SV-252536r877367_rule
- Version
- APPL-12-005050
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
This setting is enforced using the "Restrictions Policy" configuration profile.