Firewalls scan data sent to your computer for malware and attempt to block files or other data they deem suspicious. Like antivirus software, this software is built right into modern operating systems ...

With so many online threats these days, you need help keeping your data safe. ESET has the tools to do just that.

Dianna Gunn built her first WordPress website in 2008. Since then, she's poured thousands of hours into understanding how websites and online businesses work. She's shared what she's learned on blogs ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Mark Russinovich couldn’t understand how the rootkit had sneaked onto his system. An expert on the internals of the Windows operating system, he is careful when it comes to computer security and ...

Over 300,000 new types of ransomware and other malicious software are discovered daily, according to the IT security research institute AV-TEST. Computer viruses can slow your devices, create a slew ...

Antivirus is non-negotiable for a PC. And while Windows’s built-in security is good, you can further increase your protection with an independent security suite—like Bitdefender, which is on sale in ...

Fortunately, there's an excellent online tool called VirusTotal that can help. It's a website that scans and analyzes ...

You get what you pay for. That’s what they always say, right? And while that can be true for many things, antivirus software is a little different. There are reputable free antivirus solutions out ...

Other things have changed, too. Today, standalone firewall products are more the exception than the rule. I took a look at five major firewalls on the market today, and almost everything that came my ...

Small but growing companies and disorganized larger companies fall into the same trap with desktop security products. One day, someone notices that each computer has a different anti-virus package, a ...