Windows Defender

Automatically mitigate ProxyLogon, detect IoCs associated with SolarWinds attackers’ activities
Microsoft has updated its Defender Antivirus to mitigate the ProxyLogon flaw on vulnerable Exchange Servers automatically, while the Cybersecurity and Infrastructure Security …

Windows 10 users get protection against PUAs
Windows 10 users who upgrade to v2004 will finally be able to switch on a longstanding Windows Defender feature that protects users against potentially unwanted applications …

Microsoft drops emergency Internet Explorer fix for actively exploited zero-day
Microsoft has unexpectedly released out-of-band security updates to fix vulnerabilities in Internet Explorer and Microsoft Defender. The IE zero-day bug is deemed …

Windows Defender can now run inside a sandbox
Microsoft has made it possible for Windows Defender Antivirus to be run within a sandbox, a restrictive environment that separates the AV’s processes from those of the …
Featured news
Resources
Don't miss
- Rethinking AI security architectures beyond Earth
- DefectDojo: Open-source DevSecOps platform
- New system aims to keep people connected when networks fail
- Redis patches critical “RediShell” RCE vulnerability, update ASAP! (CVE-2025-49844)
- Leaked Oracle EBS exploit scripts expected to drive new wave of attacks (CVE-2025-61882)