Sebastian Niethen

My name is Sebastian, I’m 27 years old, and I work at water IT Security as an IT Security Consultant. I have deep expertise in Microsoft Defender for Endpoint, Defender XDR, Microsoft Entra, and related security technologies. I help organizations strengthen their security posture by designing and implementing advanced threat protection strategies. I deliver practical solutions to complex security challenges. Passionate about sharing real-world insights, I empower admins and security teams to better protect enterprise environments.