Q: What does a firewall do and is it something I need to get? A: In the early days of the Internet, we often connected through a dial-up modem or some other form of direct connection. When you ...

Back in July, I reviewed the Firewalla Purple, a great little box of tricks that’s a mini Linux computer that works as a sentry checking on your network and looking out for any dangers while ...

With the growing demand for always-on high-speed Internet access, consumer-grade firewall boxes are becoming as common in computing as modems and mice. The prevalence of these devices makes sense, as ...

The increasing complexity of cyberattacks and the ease of automation means you should always have a well-configured firewall on your computer. That helps to filter unwanted traffic before it gets onto ...

Home labs are perfect for honing your skills while not destroying your home network in the process. But while you're building out your home lab's network capabilities, how do you actually ensure that ...

While firewalls can secure Internet access, protect mission-critical information, and leverage the Internet to connect a global enterprise, they’re just the starting point for building a security ...

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Routers and firewalls are network security devices, sometimes grouped into business and home network packages or sold separately as dedicated hardware. Though the two are closely linked, routers and ...

People write in with mysteries all the time. One is why their Mac (and sometimes other devices) will seemingly connect to a Wi-Fi network just fine but not be able to access the internet via that ...

If you see the message Security or firewall might be blocking the connection following completion of Windows Network Diagnostics to determine what’s causing internet or network connection issues on ...

How internet-facing webcams could put your organization at risk Your email has been sent Imagine a cybercriminal hacking into an internet-facing webcam set up in your organization and spying on a ...