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If you want to increase the efficiency of your Varnish (or Fastly) cache, you need to figure out what traffic is not cached. By definition, any traffic that reaches your origin is not cached…

What customers encounter when evaluating and onboarding with Fastly isn't arbitrary. It's an experience that we've intentionally crafted. This post will discuss what customers experience…

TLS is especially applicable to news sites. News organizations bear a public responsibility to accurately report the news, and need to take the steps necessary to ensure credibility. The…

In the time I've been at Fastly, we've had enough customers and friends ask us about how we do support and what's going on under the hood that it seems appropriate to give a high level…

In the second part of our series on accelerating Rails, I'll cover configuration of a few Fastly features, Varnish and Varnish Configuration Language (VCL), and strategies for caching…

In the continued quest to increase cache hit ratios, the chant is: "Normalize, normalize, normalize." Less variation in your requests means you have a higher chance of getting hits. This…

Security, compliance and transparency are very important to us at Fastly, and these updates will help protect our customers as well as our company.

In this post, I investigate several strategies for maintaining security while improving cacheability. I use Ruby on Rails for the examples, but the techniques apply to nearly any web…

Caching is one strategy that helps ease scaling pains that I often see Rails developers overlooking. Starting out with caching can be confusing, because terms and documentation can be…