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In this post and going forward, we’re going to take a step back, talk about the different types of content our customers are dealing with the most, and discuss how cacheable or uncacheable…

Reusing connections between your Varnish instance and your backends (origins) is a good idea for multiple reasons. If your Varnish is on the same network as your backends and you're doing…

Moving to a new content delivery network (CDN) can seem daunting from an operational standpoint, and it’s important to ensure your CDN is set up correctly before you start migrating all your…

Rotation, expiration, and revocation of secrets are all important concerns that require careful and difficult up-front design. Transport Layer Security (TLS), the protocol underlying secure…

End users are consumers who will use a service, and monitoring their performance is often overlooked. See how monitoring performance of end users improves user experience.

Varnish is an open source web accelerator that is designed for high-performance content delivery. Learn more about what Varnish is and how Fastly's varnish can help accelerate your content.

Fastly has evaluated each of these vulnerabilities and found that only one moderate-severity bug affects our configuration. We are currently testing the patch and coordinating a global…

The cache hit ratio (or hit ratio for short) is the ratio of hits to cacheable requests (hits and misses combined). There's also cache coverage, the ratio of cacheable requests to all…