This command lets you turn the build in OS X firewall on and off, on both for specific services or essential services. It works with OS X 10.5, 10.6, 10.7 and 10.8. It also works via Apple Remote Desktop. If you like this article, consider sponsoring me by trying out a Digital Ocean VPS. With this …
Running other third-party endpoint protection products alongside Microsoft Defender ATP for Mac is likely to lead to performance problems and unpredictable side effects. If non-Microsoft endpoint protection is an absolute requirement in your environment, … Protect Your Mac with PF, the All Powerful Firewall Oct 03, 2018 Setting Up a Firewall: Mac OS X 10.6.x and above
Also in order to complete the install, you must reboot your Mac: Upon reboot, LuLu will display a 'welcome' window with various click-thru screens. For example, these allow one to configure the firewall: On versions of macOS High Sierra (10.13)+, in order to load the firewall's kernel extension, user assistance is required.
Open System Preferences Click Security and Privacy or Type Firewall in System Preferences search field and select “Turn Firewall on or off” Top 15 Apple Firewall Apps for MacOS X - Quertime
Jan 18, 2018
Configure the Firewall on Mac OS X – Unified Remote