- Bucket names are globally unique.
- 3-63 characters, all lowercase, no underscores
- Start with a lowercase letter or a number
- Can’t be formatted like IP addresses e.g. 1.1.1.1
- Buckets - 100 soft limit, 1000 hard per account
- Unlimited objects in bucket, 0 bytes to 5TB
- Key=name, Value=data