Introducing Policy Tester: A Test Harness for AWS IAM Policies By David Kerber Managing AWS IAM policies can be a nightmare, especially when it comes to verifying permissions and debugging access issues. Enter Policy Tester, a new test harness designed to simplify and automate IAM policy validation. ⚡ Key highlights: 🔹 How Policy Tester integrates with IAM simulation to validate policies before deployment 🔹 Detect misconfigurations early by running structured permission tests 🔹 Improve security reviews by ensuring least-privilege enforcement 🛠 What you’ll learn: ✅ How Policy Tester works and how to set it up ✅ Real-world examples of policy validation and debugging ✅ How to integrate it into your security workflows 💡 Why this matters: 🔸 Prevent privilege escalation before policies go live 🔸 Catch unintended access issues automatically 🔸 Simplify IAM testing without manual trial-and-error 📺 Watch the demo video here: youtube.com/watch?v=NlpIGanY… 🔗 Read the full article: iam.cloudcopilot.io/posts/in… This was first mentioned in AWS Security Digest Issue #192: awssecuritydigest.com/past-i…