AWS Region

AWS Region

1. Availability Zones

   • Isolated location inside a Region
   • AWS Edge Locations
     • end users access services  located at AWS Located in most major cities used by Cloudfront to distrubute to end user to reduce latency.
     • IAM (Identity Access Management)
       • Centralised control of AWS Account shared access to your AWS Account Granular Permissions Identity Federation (AD , Facebook etc) Multifactor Authentication (Always setup for root account) Provides temproary access for users/devices and services where necessary setup of password rotation policy create roles then assign them to AWS User Access key ID and secret Access keys are only used programmatically with APis and AWS tools
     • S3 101 (Simple Storage)
       • S3 provides secure, durable, highly-scalable object storage Object Base S3 Universal namespace bucket format: https://s3--eu-west-1.amazon.com/bucket-name HTTP 200 code when successfully uploaded document
       • Data Consistency Model (S3)
         • Read after write consistency for PUTS of New Objects Eventual consistency for Overwrites PUTS and Deletes (can take some time to propagate)