Simple Storage Service
AWS rates their S3 standard storage class at 99.999999999% durability. Translated into English, this means that if you store, say 10,000 objects with them, one might get lost every 10 million years or so
Characteristic
Store and retrieve any amount of data, any time from anywhere on the web
Objects up to 5TB no bucket size limit
Estimate monthly bill using the AWS Simple Monthly Calculator
buckets
Buckets are globally unique containers for everything that you store in S3
The bucket name should be DNS compliance
Common Use Scenarios
Storage and Backup
Application File Hosting
Media Hosting
Software Delivery
Store AMIs and Snapshots
Object Keys
Security
Control buckets and objects with Access Control Lists (ACLs), Bucket policies and Identity and Access Management(IAM) policies
Upload/Download data to S3 with SSL encrypted endpoints
Storage Classes
EBS vs S3
S3 Glacier
For archiving data
For very infrequently accessed data
Data retrieval time of several hours
Just as durable as S3
Much less cost than S3