Microsoft Defender “Cerdigent” alerts may stem from DigiCert certificate abuse, not active malware infections.

Security researchers have been warning for some time about the “Windows Defender security warning” scam, where The Windows Defender alert appears in the browser but is actually a fake, designed to ...

Defender is 'usually sufficient,' it says in a blog post that might rile up the antivirus industry.

What can you do when a noted security expert dishes out bad security advice? I guess you can try thinking clearly.

Antivirus software is simply essential, but if you've upgraded to Windows 11, the built-in security suite might be good enough on its own. Microsoft Defender Antivirus is included for free as part of ...