Amazon CloudFront Cache Policies | Invalidation

Amazon Cloudfront Cache
Based on
Headers
Cookies
Query String Parameter
The main goal is to maximize the cache hit and minimize requests from origin
We can also set TTL 0 sec – 1 yr.
Invalidate

The Invalidation allows us to remove the object(s) from the Cloudfront cache before it expires.
It allows you to remove a specific object from the cache as well as use the supported wildcard character * to remove multiple objects.

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