exposure management

Microsoft’s new Secure Boot 2023 certificate assessment in Microsoft Defender arrives at a critical moment for Windows administrators: the original Secure Boot certificates issued in 2011 begin expiring in June 2026, with the transition stretching into the months that follow. The new Defender...

Microsoft is moving from warning about AI’s role in cyberattacks to operationalizing AI as a core part of defense. In its April 22, 2026 security blog, the company said new model capabilities are shrinking the gap between vulnerability discovery and exploitation, while also creating an...