Tips and tricks AWS Solutions Architect Associate #13
Access & Security Pre-signed URL: Temporary access (default 7 days). Bucket Policy: Controls access inside S3 (resource-based). Encryption: S3 encrypts every object by default, but no audit/rotation built-in. Data Access Features Byte-Range Fetch: Retrieve partial object (useful for large files). S3 Select: Query data within objects (CSV, JSON, Parquet). Costs & Storage Classes Cost hierarchy:…