Is firewall necessary to add a layer of security on your Mac?

With MacBook, MacBook Pro, MacBook Air, MacBook Pro with Retina Display and iMac, MacBook family models from Cupertino, California-based technology giant Apple offers branded laptop computers with added features and specifications. In the Mac’s settings, Apple users will find that the firewall has been turned off automatically. To enable it, Mac users needn’t rush to Apple support center for having Mac technical support as it is no sign of panic and considering that your Mac is insecure. You actually need a firewall if you need to restrict programs on your computer in terms of incoming information.


Firewall actually functions as a barrier between Internet and a secure internal network. It not only filters the traffic between two networks but also monitors and controls network traffic on the basis of predestined security rules. Many Apple Mac users may or may not know it, but there’s been a built-in Mac firewall in Mac products since Snow Leopard came into existence. Then, all afterward models, including Version 10.7: “Lion”; Version 10.8: “Mountain Lion”; Version 10.9: “Mavericks”; 5.12          Version 10.10: “Yosemite”; and Version 10.11: “El Capitan”, have been successfully equipped with firewall, a network security system. Mac users will find the firewall in the System Preferences, under Security.

Firewall seems a great option for power users who know how to turn on and configure the firewall. For this, you can expect Mac technical assistance from Apple professionals available via a Mac support phone number. Let’s have a look at how you can easily turn the firewall to make your Mac OSX more secured than ever. As discussed above the firewall will be found in the System Preferences, under Security. Here, you will find it off by default and can easily turn it on without the help of any Apple imac technical support number.

If you find that the firewall option is greyed out, then you simply need to tap the lock at bottom-left and go through your password. Once you do the same, you’ll be able to access additional options. Here, you can block particular apps from inbound requests. Keep in mind you will not be able to stop apps from making outbound requests, especially when the firewall is in use.

Besides the firewall inserted into OS X, Apple Mac users can also consider an assortment of third-party tools delivering them tight control over incoming and outgoing connections. It will also help in managing the process of sending and receiving information over the Internet through the software. If you find it hard to turn on the firewall, you better dial a Mac phone number for technical assistance from certified Mac professionals.

Overall, a firewall will definitely add an additional layer of security on your Mac.

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