AI against AI (part 2): What is UEBA in Microsoft Sentinel and why you need it
Jun 05, 2026 — Raymond Sijsenaar
In my previous blog AI against AI, I described how attackers increasingly use artificial intelligence to stay under the radar. Phishing is getting smarter, attacks are becoming more subtle, and abuse …
How to Abuse Entra ID Dynamic Groups
Jan 12, 2026 — Raymond Sijsenaar
Dynamic groups in Entra ID make access management easy. But a simple configuration error can give an attacker admin rights without anyone noticing. In this blog, I show you how this attack works, and …
AI against AI: The digital arms race in Cybersecurity
Dec 29, 2025 — Raymond Sijsenaar
While you're reading this, cybercriminals are training AI models to break through your defenses. Attackers keep innovating, so security teams need to as well. In this blog, you'll discover how AI is …