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Featured post

Early TLS at Fastly

While we started with an original intention to fully deprecate TLS 1.0 as early as 2015, we’re currently reporting that about 20% of our customers in total are still relying on TLS 1.0 and TLS 1.1. Providing breadth-of-access means that not everyone can upgrade their browser or phone, and for some users, Fastly is their gateway to web access. It’s a balance we’re trying hard to preserve and something that is central to who we are as a web enabler. Starting today, we’re taking a different approach to our TLS deprecation.

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Caching the Uncacheable - Hooman Beheshti's Talk at Velocity NYC 2014

Hooman Beheshti, VP of Technology at Fastly, recently gave a talk at Velocity NYC 2014 about the challenges CDNs face with dynamic content and how businesses can use programmatic means to fully integrate their applications…

Using Boltsort to Make API Caching More Efficient

There's a Fastly module available called "boltsort" which allows you to easily sort the parameters in the query string, so that you will always end up with the same URL, no matter what...

Stale-While-Revalidate, Stale-If-Error Available Today

Fastly is excited to announce that as of today, we support stale-while-revalidate and stale-if-error. As a company dedicated to building a better Internet, we work hard to identify and support new standards that move the...

A New Stage of Growth for Fastly

Today we’re excited to announce that Fastly has raised a $40 million Series C round.

Using ESI, Part 1: Simple Edge-Side Include

Fastly customers can use ESI to cache pages that contain both cacheable and uncacheable content (such as user-specific information).

Best Practices for Using the Vary Header

Vary is one of the most powerful HTTP response headers. Used correctly, it can do wonderful things. Unfortunately, this header is frequently used incorrectly, which can lead to abysmal hit ratios. Worse still, if it’s…

More Advanced Security Features for Your Fastly Account

Security is one of our top priorities at Fastly. We recognize that having your account compromised could have a profoundly negative impact on your business, leaving you and your customers vulnerable and at risk. So,...

Adaptive Plots Using Epoch

Introduced in the most recent release (0.6.0), adaptive plots add a level of flexibility and interaction that was sorely missing in the library. In this post, we’ll talk about what this means, and how you…

Caching “Like” and “Share” Buttons

In a blog post about caching with tracking cookies, I explained how Fastly’s edge scripting language allows businesses to cache things that were previously uncacheable as well as send data back via our...

Test New Encodings With Fastly, Including WebP

At Fastly, we believe that the freedom to experiment is what makes the web great. We’re excited by the cutting edge breakthroughs in file encodings that are happening almost every day, making the web better…

Fastly at OSCON 2014

Next week, we’ll be traveling up to beautiful Portland, Oregon to attend OSCON, O’Reilly’s Open Source Convention. We’re extremely excited to sponsor, attend, and speak at the conference this year.

Announcing our Inaugural Varnish Meetup in NYC

Over the past few years, the various boroughs of New York have come together to build a very active technology community. We’ve been attending a lot of these community events, and now we’ve decided to…