Cloud Front CDN
- Cloud Front is AWS content delivery network service
- Edge locations are where your data (S3/EC2/ELB/Route53) cached
- Distribution: A name given to the CDN containing a collection of edge locations
- Can do READ/WRITE (GET, OPTIONS, POST, PUT, PATCH)
- TTL is number of seconds before the cache expires
- Invalidation: You can clear cache before TTL forcibly, but costs extra.
- S3-accelerated uses edge locations to read/write to s3 buckets