Q: Are Windows Defender warnings that pop up with a phone number legit? A: Microsoft’s built-in security tool has improved over the years, and it still blocks plenty of everyday threats. But the ...
Microsoft fixed a Defender false positive that flagged legitimate DigiCert certificates as malware, disrupting Windows trust stores for some IT teams.
Q: Are Windows Defender warnings that pop up with a phone number legit? A: Microsoft’s built-in security tool has improved over the years, and it still blocks plenty of everyday threats. But the ...
Morning Overview on MSN
CISA just added two Microsoft Defender flaws to the actively exploited list — every federal agency ordered to patch CVE-2026-41091 and CVE-2026-45498 by Wednes…
Every federal civilian agency running Microsoft Defender now faces a two-week countdown to fix two actively exploited ...
Windows 11’s first big update of 2026 was supposed to harden security and smooth out rough edges. Instead, it has left some users staring at blank desktops, stalled shutdown screens, and boot loops ...
A Dec. 12 posting to Microsoft’s security update guide has confirmed that a Windows Defender vulnerability, rated as critical according to Microsoft itself, could have enabled an attacker who ...
Microsoft Defender XDR launches 12 auto-tuning rules to suppress low-severity alerts, reducing SOC alert fatigue while ensuring threats stay open. Microsoft Defender XDR now has a new alert tuning ...
Update, March 31, 2025: This story, originally published March 29, has been updated with an explanation of LOLBINS as well as further technical information regarding the Windows Defender Application ...
Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why.
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