Do AWS drinks their own champagne? 🍾
TL;DR: AWS Managed Policies are safe. Currently. :arrows_counterclockwise: Previously in Policy Validation Before AWS Access Analyzer (AA) - Policy Validation release, few open source initiatives were available to lint AWS IAM Policies, like Parliament from Duolabs, CloudSplaining (Salesforce). The tricky part of these tools is that they are community-driven, from volunteer contributors, and most of the master data comes from AWS IAM docs web scrapping. It is difficult to maintain over time, especially if the documentation format is changing, or if the documentation is not in sync with the IAM reality....