How does a CDN work

A little more in depth about how CDN works

imperva has written a great article series about CDN and I jsut share their links

What is a CDN

https://www.imperva.com/learn/performance/what-is-cdn-how-it-works/

CDN Architecture

https://www.imperva.com/learn/performance/cdn-architecture/

CDN Caching

https://www.imperva.com/learn/performance/cdn-caching/

Front End Optimization

https://www.imperva.com/learn/performance/front-end-optimization-feo/

CDN and SSL/TLS

https://www.imperva.com/learn/performance/cdn-and-ssl-tls/

Route Optimization

https://www.imperva.com/learn/performance/route-optimization-anycast/