Security researcher Troy Hunt testified before Congress in a hearing on data breaches. Hunt talked about accidental data breaches and explained how changing a single firewall setting could expose ...

To properly protect your network, you need to know who and what has access to your network, and where all sensitive information is located. To better control access, start by limiting the devices that ...

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 ...

Does the Windows firewall protect your computer sufficiently? What contribution does your router make -- and who needs additional security software? This article explains. The firewall is one of the ...

Many server applications and remote administration use a Remote Procedure Call dynamic port allocation. Even though dynamic, they must follow a range rule as the customers or client machines can make ...

In Part 1 of this tutorial series, we configured Windows to accept remote desktop connections, so we can log into and use a PC anywhere in the World with Microsoft’s Remote Desktop Connection client ...

Windows’ built-in network protection is like a front door that is locked from the outside, but through which any resident can carry valuables outside without being checked. By default, Microsoft ...

Fred Stluka from Bristle.com just introduced me to port knocking — a method of opening ports on a firewall by trying to connect with a series of ports in a pre-determined order. The sequence of ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. This article is more than 3 years old. Despite its powerful ...

How often have you sold a piece of software, only to have to troubleshoot why it won't work with your client's Windows XP firewall? The solution to this problem is simple enough: just open the ...

Understanding what firewalls do (and don’t do) takes just a few minutes. Learn what a firewall does to keep intruders out in A firewall is a security protocol that protects your internal network from ...