A firewall is an essential security tool for your Mac. Not only does it help keep your Mac safe from security threats online, but it also improves your privacy by allowing you to keep an eye on data ...

Several sources report the firewall in macOS Sequoia can sometimes leak data after an update. Here's how to test and fix it. The macOS firewall in System Settings allows you to protect your Mac and ...

While the general consensus regarding whether a Mac is more secure than Windows leans toward Apple’s system, it doesn’t mean a Mac is still unable to be affected by hackers and malware; it's still ...

Firewalls monitor and regulate the data moving on and off your computer or network. They can keep criminals out while allowing legitimate network traffic in. Mac OS X comes with not one but two ...

A few weeks back, after the Working Mac column about scanning your Mac for viruses I received an email message from Yolanda: Hope you can help your readers with something that I haven’t found. I’ve ...

To defend against data loss and theft, companies need as much protection as possible from external threats. Hardware and software firewalls prevent malicious traffic from reaching computers connected ...