The OS X firewall is a useful and important security feature, and we recommend people enable as many of its features as possible to help ward off the possibility of attacks, especially when connected ...

Windows Firewall acts as the first layer of defense against malware, so it is always advisable to keep it turned ‘ON’ – unless you use third-party firewall software. If, for some unknown reason if you ...

If your computer won't connect to your network, diagnosing the precise problem can be difficult. Any number of factors, including the computer's own security measures, may be the culprit. An obtrusive ...

Some firewalls can be configured to ignore ping requests, preventing external hackers from gaining security information about a network. This "stealth mode" makes your office devices less of a target ...

I’m having sort of a strange problem that I hope you can help with. I have 4 computers connected to an 8-port switch and a broadband router. Each of these computers is capable of accessing the ...

Reports of problems with Apple's latest Security Update are scattered and lack consistency, but we are scrambling to organize the main problems and target some potential solutions. Again, as stated ...

The Windows Firewall that comes with Windows XP Service Pack 2 usually works fine, but when it doesn't, troubleshooting can be a real pain. Microsoft offers a ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Network problems may be physical, electrical or software-related. For that reason, ...

1. Assign ownership, not ambiguity. Firewall policy risk often falls into the void between teams. Assign an executive with ...

In my googling I have not found anything that really helps me with this. I know that, in theory, show log firewall name <ruleset_name> should show me log messages for a firewall rule set. When this ...

You’ve just been given the task of solving a network problem that has been unresolved for many months. Where do you start? Is it a solvable problem or is it just the way the network works? Maybe ...