- S3= simple storage service
- Object based storage. File size can be from 0 to 5TB.
- S3 provide object storage to store files, it does not provide block storage where you can install OS.
- Successful uploads generate HTTP 200 status code.
- You can turn on MFA delete.
- Files are stored in buckets, that’s another name of Folder.
- Bucket name must be unique globally.
- When you create bucket, AWS creates DNS entry with that name which is unique across regions.
- You can have 100 buckets per account.
- Bucket name is globally unique, but its contents will be in the region you have selected at the time of bucket creation.