Amazon CloudFront

1. How CloudFront delivers content

   Edge locations, origins, distributions and cache hit flow.

2. Configuring distributions

   Origins, behaviors, aliases and distribution settings.

3. Caching and availability

   Cache behaviors, TTLs, invalidations and origin failover.

4. Cache key and origin request policies

   Controlling what makes up a cache key and what is forwarded to the origin.

5. Request and response behavior

   How CloudFront handles methods, headers, errors and compression.

6. Restricting access to content

   Signed URLs, signed cookies, origin access control and geo restrictions.

7. AWS WAF protections

   Attaching web ACLs to distributions.

8. Edge functions

   CloudFront Functions and Lambda@Edge for request and response customization.

9. Reports, metrics and logs

   Standard and real-time logs, metrics and cache statistics.

10. Security

    IAM, encryption in transit and compliance for CloudFront.

11. Quotas

    Distribution, header, request and function limits.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.