Back to course

Introduction to Amazon S3

AWS Cloud Practitioner to Architect: 0 to Hero

Amazon Simple Storage Service (S3)

S3 is an object storage service offering industry-leading scalability, data availability, security, and performance.

S3 Basics:

  • Buckets: Containers for objects. Names must be globally unique.
  • Objects: Files (up to 5TB) and metadata.
  • Keys: The full path to the object.

S3 Properties:

  • Durability: 99.999999999% (11 9s).
  • Availability: Depends on storage class (usually 99.99%).
  • Unlimited Storage: Scales automatically.