If you have problems with an Internet-enabled program your business uses, your MacBook's built-in firewall may be blocking incoming connections, and you may also need to disable the built-in firewall ...

While the firewall in OS X is meant to be straightforward and simple, the idea of which settings are preferred can be a little confusing. Topher Kessler MacFixIt Editor Topher, an avid Mac user for ...

A few Snow Leopard users have found that when some firewall settings (specifically stealth mode and logging) are changed they do not appear to be reflected in the System Profiler. Topher Kessler ...

Firewalls are an important security feature on computers that connect to a business network. Not only does a firewall protect against attacks that come from the Internet, but it can also prevent ...

With all the viruses, keyloggers, and other malware prowling the computing industry, it’s essential to arm your devices with cybersecurity tools. By helping you configure hardened traffic rules to ...

Is your firewall doing its job? Find out with ITSecurity's guide to making your firewall (and, ultimately, your PC) more secure. The 10-step guide covers topics like tweaking firewall settings to ...

Is Windows Firewall up to the task of securing your network? Mike Mullins has his doubts. In this edition of Security Solutions, he delves into the details of Windows Firewall and weighs its pros and ...

An Application firewall is a firewall in charge of the calls of an application or service. Based on a preset configuration policy, it allows or blocks out communications from an application. If you’re ...

I understand that in general a user that is local admin has many ways to get around or prevent settings from being applied via GPO, if they wanted to do so. I just wanted to get that out because that ...

A security researcher has found flaws with two of PureVPN's Linux clients The impacted apps may leak IPv6 traffic under certain circumstances and interfere with local firewall settings PureVPN has ...