↓ Skip to main content
Marvin Rose

Microsoft Security · Detection Engineering

Marvin Rose

Cyber Security Architect. I write about Microsoft Sentinel, Defender XDR and Entra ID — how they work under the hood, and the KQL I actually use.

whoami.kql
SecurityPeople
| where Name == "Marvin Rose"
| extend Role = "Cyber Security Architect"
| mv-expand Focus = dynamic([
    "Sentinel", "Defender XDR",
    "Entra ID", "ASIM", "KQL"])
| project Name, Role, Focus

Recent

Latest talk

Normalize Once, Detect Everywhere: Inside Microsoft Sentinel's ASIM Security Ninjas Germany, Microsoft, Munich · 20 Oct 2026 · with Jannis Langthaler

All talks →