Updated: January 3, 2020 Home » Computer and Internet Security » Download Free Antivirus [ Windows / macOS ]

One of the biggest myth regarding computer security on an Apple Mac is your computer will never ever be infected with any malware. Due to the fact that most Apple Mac OS X user does not have any antivirus installed, let alone any fire wall, it becomes hackers favorite target. Firewall for Mac is good for Stopping spyware, Monitoring any keylogger installed and Stop Trojan from sending credit card information.

We recently installed a new ZyWall firewall in the office, and it's using basic settings to block personal sites, inappropriate content, social media, etc. We also discovered that it's blocking the App Store, which presents a problem as our company Macs can no longer get their security and software updates (especially important for my boss!).

Alternative 2020 Article ➤ 21 Complete List Comparison Of macOSX Antivirus Apps

↓ 01 – One Periodic’s Hands Off! | $49.99

To keep you and your computer secure, Hands Off! silently monitors all operations performed by the applications running on your computer. As soon as an application tries to perform an operation for which there is no rule defined, a Hands Off! notification will appear. The notification contains all the relevant information about the operation to allow you to make an informed decision. Moreover, until you answer the notification, the operation is safely blocked and Hands Off! keeps you protected.

• Prevents applications from phoning home
• Blocks outgoing network connections
• Blocks incoming network connections
• Blocks domain name resolving
• Easily blocks multiple subdomains
• Protects from trojans, worms and network parasites
• Supports IPv4, IPv6 and local networks

↓ 02 – Little Snitch 3 | Network Monitoring | € 29.95

Firewall for incoming connections. Little Snitch not only reveals any outgoing network connection attempt to make sure that sensitive data doesn’t leave your computer without your consent. The inbound firewall in Little Snitch provides you with the same level of control for incoming connections.

↓ 03 – Murus Lite App | OS X Firewall Unchained | FREE

Murus Lite is the entry level firewall front end. Everybody can download it and use it for free. It features inbound filtering and logging and can be used to protect services running on the Mac. Despite being free Murus Lite is not a tryout or demo. It is a full featured app and is a good starting point for the novice user.

• Inbound filtering
• Inbound logging
• Expanded PF Config.
• Ports Management

↓ 04 – Radio Silence | Firewall For Mac | USD9

Radio Silence is a tiny firewall that lets you block any application from accessing the internet. It is designed for people who are not interested in configuring traditional firewalls. Radio Silence supports OS X Yosemite, Mavericks, Mountain Lion, Lion, and Snow Leopard. It only takes a few seconds to install.

• 100% Annoyance-free – Radio Silence respects your concentration. That is why it will never interrupt you with pop-up windows or alerts.
• Zero Maintenance – Once the firewall is installed, you can forget all about it. It is always on and needs no attention from you.
• Tiny and Fast – Radio Silence weighs next to nothing. It doesn’t waste any time or resources, which also makes it blazingly fast.
• Usable by Anyone – You don’t have to be a network expert to use this firewall. It takes care of all the technical details for you.

How to Turn on Firewall Security on Apple Mac OS

Disable Firewall On Mac

The Mac firewall is turned off by default, no reason given by Apple why they did not enabled it by default. It is always better to be safe than sorry, therefore there is nothing to lose by enabling it, especially if your router has no Hardware Firewall capability.

Step 1 – Go to ‘System Preferences‘, click on ‘Security & Privacy‘.

Step 2 – On the Security & Privacy window, click on the ‘Firewall‘ tab.

Step 3 – To turn on the firewall security feature, you will need to unlock it. To unlock this settings window click on the padlock in the bottom left corner of the window. Set the password to unlock it.

Step 4 – With the Firewall feature unlocked, click on the ‘Turn On Firewall’ button. Congratulation, the firewall on the Apple Mac OS X is now enabled.

Mac Computers Fall Prey to Flashback Trojan

With the ever-growing volume of malicious software attacks on Mac computers, Mac users no longer feel their computers are safe from Internet security risks. The Flashback Trojan virus has affected over 700,000 users. Find out if your Mac is infected – and discover how to protect against Flashback and Mac OS X malware attacks.

When the users are having OS X in their hardware and on the side of the picture they are also using Mac their OS X will come to appear with a firewall. This firewall is featured in its nature to protect the computer from many apps and services. This firewall basically protects the computers of the users from the apps and services that are unauthorized in their nature.

By default, according to the settings Mac’s firewall is not on. For the users who access the internet for their computers through the routers there is a less need of firewall. The firewall that appears with the OS X does not prevent the connection of unauthorized apps and services with the internet. It just deals with the blocking of the connections that are incoming.

HOW TO MAKE CHANGES IN THE FIREWALL TO ALLOW SOME APPS TO COMMUNICATE

Allow Apps Firewall Mac Settings

First of all, a user must know about the location of the firewall tab in the system. For this just go to the security and privacy of the system preferences and just click the firewall tab.

Firewalls For Mac

Before working and making any kind of change in the settings of the firewall the users are first required to click the icon and then enter the password and as well as a username also. After password and user name entry you are needed to turn on the firewall because by default it is off.

After that you have turned on the firewall you will come across some options like blocking all the app and services connections that are incoming to the system. Other than this adds and remove options will let the user to add or remove any app or service to their system.

If the users working with their computer and clicking to the option of blocking all incoming connection on the firewall then there will be no file sharing in the computer. On contrary to this options users are also available here on the firewall with 2 more options of add and remove. By using these 2 options users can add or remove the unessential app and services for their system.

In addition to these options, there is also an option of automatic allow to the incoming connections. This option is valid for those incoming connections that are having nature of signed software.

So, it was all about the firewall and its options that are here for the users to allow them making changes in their systems. These changes will result in 3 ways. First, users can add any app or service to their list. Second, users can remove any app or service that is unauthorized from their list. Last and the third is that users can block any app or service from the list of the firewall that is unwanted. So, whenever you are finding any kind of security issue in your system of computer with any app or service firewall is the most adequate thing to fix it.