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Navigating AWS S3 bucket policies can be tricky! This article breaks down what S3 bucket policies are, how they work, and provides practical examples to help you control access and define rules for your S3 buckets. Learn how to manage who can read or create objects, enforce encryption, and even restrict access based on tags or secure transport (HTTPS).

This article tells the true story of how I optimized a backend process that was inexplicably taking 75 seconds longer than it should. Even though we used Go and goroutines for parallel processing, the bottleneck was hiding in the most unexpected place: warning logging. I show you the analysis, before and after data, and a code example so you can see for yourself how such a common operation can destroy the performance of a concurrent system. A vital lesson on how the smallest details can have the biggest impact.

Learn about the advantages of enabling versioning on S3 buckets and its implications. Also, understand what happens when you suspend versioning on a previously version-enabled bucket.

Learn how you can use lifecycle policies in S3 buckets to move objects from one storage class to another and to automatically delete objects.

Learn about the differences between the various storage classes available for S3 buckets.

Learn about S3 structure, its physical architecture, its main features and also its limitations.