Information
In addition to the Application Layer Firewall (alf) mentioned in the benchmark, OSX also ships with packet filter, or pf. Leveraging pf is beyond the scope of this Benchmark. For more information, please see: https://support.apple.com/kb/ht5519 http://blog.scottlowe.org/2013/05/15/using-pf-on-os-x-mountain-lion/.
NOTE: Nessus has not performed this check. Please review the benchmark to ensure target compliance.