Get everything you need from a modern CDN — from effortless scale and built-in security to programmable control and full visibility.
Page 2 of 2

Surrogate Keys: Part 1
Here at Fastly HQ, we want websites to be fast. Caching is commonly used to speed up websites. However, caching rapidly changing and unpredictably updated content can be difficult. To make it easier, we built surrogate keys: a system that makes it possible to quickly purge related content.





