Firewalls scan data sent to your computer for malware and attempt to block files or other data they deem suspicious. Like ...

Learn why Computer Security Day matters and get simple steps to protect your devices, accounts, and privacy in 2025.

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 ...

Antivirus software offers digital protection and defends against malware. But it can't shield you from everything.

Boost your computer’s defenses with this deal on 1-year and 2-year subscriptions of this highly rated security suite.

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 ...

If you're picking up a new computer or phone during Amazon Prime Big Deal Days, smart money is on investing in some protection as well. Hackers and scammers are sneakier than ever, and no computer is ...

The more we live our lives digitally, the more important it is to keep our computers and other devices safe from data loss, fraud, and spying. Although most people today use phones more than computers ...

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 ...