Amazon S3 Block Public Access now supports organization-level enforcement

This article announces organization-level enforcement for Amazon S3 Block Public Access through AWS Organizations, enabling standardized public access controls across all accounts.

• Enforce S3 public access settings across entire AWS organization via single policy
• Apply policy at root or OU-level; automatically propagates to sub-accounts
• New member accounts inherit policy automatically
• Option for granular control by applying to specific accounts
• Configure via AWS Organizations console, JSON editor, CLI, or SDK
• Audit enforcement using AWS CloudTrail
• Available in all regions supporting AWS Organizations and S3 with no additional cost

This feature simplifies security compliance by enabling centralized S3 public access control across multi-account AWS organizations.