Microsoft Defender Antivirus
The antivirus built into Windows 10, 11 and Windows Server.
- Supplier
- Microsoft
- What it is
- built-in antivirus
- Area
- Network and devices
- Who runs it
- Run by the practice or its IT provider
- What we can watch
- We follow its security notices, CVE records naming it
Where the supplier publishes
- Website: learn.microsoft.com/en-us/defender-endpoint/microsoft-defender-antivirus-windows
- Security notices: msrc.microsoft.com/update-guide/rss
Last 90 days
No incidents, planned work or data problems in the last 90 days in what we hold.
Profile from our research build of public sources made on 24 Oct 2026. Product names are trade marks of their owners. Stack Check is not affiliated with or endorsed by them.