AWS S3 Tutorial

Core concepts S3 stores objects (key, data, metadata) inside buckets . Bucket names are globally unique across all AWS accounts; objects are stored per-region. Keys like ...

Add the dependency Credentials via the default chain Never hard-code keys. The SDK automatically reads AWS_ACCESS_KEY_ID / AWS_SECRET_ACCESS_KEY from env vars, EC2 metadata, or ...

The problem You want to email someone a download link for a file without making the bucket public. S3’s answer: a presigned URL — a normal private object + a ...

Host a static site for pennies Every bucket can serve a static website. Enable Properties → Static website hosting , set the index and error documents, then make objects ...