AWS SAA-C03 Tips

💥 Trap 1: IAM’s Silent Assassin — DENY rule The Trap: You think an ALLOW policy grants access, but a hidden DENY in another policy nukes it. The Fix:IAM evaluates policies in this order:1️⃣ Explicit DENY → 2️⃣ Explicit ALLOW → 3️⃣ Default DENY. Imagine DENY is Thanos — it snaps ALLOW out of existence. Always check for sneaky DENY rules! 💥 Trap 2: Security Groups vs. NACLs The Trap: Mixing […]