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Defender DailyThe daily security brief for enterprise defenders

Product1 item

.NET

Every item in the brief tagged .NET, newest first.

VendorMicrosoft

October 2026

1 item

Thu, Oct 22 Coming up

Windows 11 23H2 and .NET 8 and 9 reach end of support on Nov 10

Microsoft says they get no more security updates after that, and the Windows date covers its Enterprise, Education and IoT Enterprise editions.

Microsoft Lifecycle, source for item 8 on Thu, Oct 22 .NET support policy, source for item 8 on Thu, Oct 22