s3tk is a security toolkit specifically designed for Amazon S3 bucket security management and assessment. The tool provides comprehensive scanning capabilities to identify sensitive data stored within S3 buckets, helping organizations discover potentially exposed information. It includes bucket policy validation functionality to ensure access policies are properly configured and aligned with security best practices. The toolkit offers bucket access control list (ACL) management features, allowing users to review and modify permissions for S3 resources. Additionally, s3tk provides bucket encryption management capabilities to help ensure data is properly protected at rest. The tool focuses on identifying and helping remediate security vulnerabilities within S3 infrastructure, providing organizations with visibility into their cloud storage security posture.