Amazon CloudFront - Cache

Edge Location

Each Edge Location has its own cache

Cache Key

Unique identifier for an object in the cache

Cache Policies

Based on HTTP headers, Cookies, or Query Strings. Automatically included in the origin request. You can use TTL

Cache Invalidations

Entire Refresh (invalidating all files) or Partial Refresh (invalidating a set of files) of the cache

Cache Behaviors

Settings that describes how CloudFront processes requests