5 Built-in Mac Security Software you Never Knew in OS X

While you can certainly spend money on firewall applications for your Mac—the aforementioned Norton Security application will set you back a minimum of $45 per year—your Mac, no surprise, already How to Configure the Mac Firewall - dummies The Firewall preferences pane appears. Click the Turn On Firewall button to turn on your Mac’s firewall (if it isn’t already turned on). Click the Firewall Options button to display the firewall’s custom settings, as shown in this figure. The dialog that appears offers three check boxes. Use Your MacBook's Built-in Firewall - dummies The firewall on the MacBook will follow the rules you set up on what to block or allow. When enabled, the firewall blocks all traffic that comes into your MacBook. By default, however, the firewall is turned off. So, your first job is to enable the firewall, which you can do by following these steps: Click the System Preferences icon in the Dock. 3 Ways to Turn Off Mac Firewall - wikiHow Apr 02, 2020

Change Firewall preferences on Mac - Apple Support

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