A firewall is a key cybersecurity feature for protecting a home or office network from malware and other online threats. There are distinct forms and types of firewalls, and some are considered more ...

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 ...

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 ...

Learn how a firewall filters out cyber-threats, while still letting you access everything you want to look at online. When you purchase through links on our site, we may earn an affiliate commission.

The firewall is one of the most important security features in a computer environment. In the classic sense, a firewall is set up on an appliance, such as a computer that fulfills just a single, ...

Securing your home network is more critical than ever, as the Internet is a scary place full of terror, and automated tools have made the job of cybercriminals even easier. Setting up a powerful ...

In today's world of permanent Internet connectivity, whether through Wi-Fi or Ethernet, a firewall is an essential component of your device's security. This software – or in some cases, a separate ...

Network firewalls and mainframes are old technology, but despite calls over the years to do away with one or the other, they remain in widespread use. As to why, just ask IT professionals who manage ...

Home computer users and small-business entrepreneurs usually know enough about broadband Internet security to protect their data with a firewall. In most of these cases, a single firewall at a point ...

Google Chrome is one of the most popular web browsers today. But several users have complained of errors and bugs interrupting their browsing experience. Being a ...