CDN Invalidation
/siː diː en ɪnˌvælɪˈdeɪʃən/
Definition
Removing cached objects from a CDN's edge servers before they naturally expire — forces fresh content to be fetched.
Example in context
"After deploying the new CSS build, invalidate /static/* in CloudFront — otherwise users get the old cached styles."
Related terms
Practice this term
Master CDN Invalidation in context by working through exercises in the Cloud Infrastructure module. You'll see the term used in real engineering scenarios with multiple-choice, fill-in-the-blank, and matching drills.