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About Yellowhat

Welcome to Yellowhat, the premier cybersecurity event dedicated exclusively to Microsoft Security Technology. At Yellowhat, we go beyond the basics, delivering deep-dive sessions (level 400+) designed for security professionals who seek advanced knowledge and actionable insights.

Our mission is to empower attendees with the latest expertise in Microsoft Security solutions, enabling them to tackle today’s most pressing cybersecurity challenges with confidence. Whether you’re exploring the intricacies of Microsoft Sentinel, mastering advanced configurations in Microsoft Defender, or diving into the latest innovations in Microsoft Purview, Yellowhat provides a platform to learn, connect, and grow.

Our team

Dan Michelson
Yellowhat Founder

Maarten Goet

Jeroen Niesen

Corina Feuerstein

Koos Goossens

Fabian Bader

Myron Helgering

Olaf Hartong

Rhesa Baar

Tom Rolvers