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Latest Articles

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web performance

origin shield origin protect caching for web performance multi-CDN high performance

Alexandra Lehner
May 11, 2021

Do You Need an Origin Shield?

An origin shield is a protective measure that shields your origin server(s) from overload, ensuring high availability,...

origin_shield_backend

origin shield video streaming web traffic spikes origin protect multi-CDN multi-CDN Strategies

Alexandra Barcelona
August 19, 2020

Origin shield: Protecting your backends

When it comes to deploying video -- both on-demand and live -- content and delivering with a good quality of experience...

content freshness asking server about content freshness caching goals systematic content validation with Varnish Etag header origin protect

Guillaume Quintard
February 8, 2017

Systematic content validation with Varnish

"Can Varnish go to the backend and check the content freshness. FOR.EVERY.SINGLE.REQUEST?"

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