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Performance

August 10

Why bigger isn’t always better when it comes to TLS key size

When it comes to the size of the encryption keys used in server certificates, bigger isn’t necessarily better. In this post, we explore why this is the case by examining the function of the…

June 30

Leveling up observability with Compute@Edge

Observability is hard. Distributed systems, dev and testing environments, and outside vendors all complicate the problem. With Compute@Edge, Fastly wants to make observability easier. Here’s…

June 29

Performance matters: why Compute@Edge does not yet support JavaScript

Building our own compiler toolchain allows Compute@Edge to be both performant and secure. It also means we have to bring developers’ most-loved language into the fold in the right way.

June 10

Prevent application and network instability by serving stale content

Serving stale content not only lets you deliver the content users want more often, but also deliver predictable, professional, and helpful error content when origin servers cannot be reached…

April 30

Can QUIC match TCP’s computational efficiency?

While many of the people building and planning to use QUIC are eager to see wide deployment, there are concerns over whether QUIC can be as computationally efficient as TCP. We ran the tests…

April 17

How HTTP/3 and QUIC aim to help the connections that need it most

HTTP/3 and QUIC aim to help the internet's so-called long-tail connections — connections that are most in need of improvement. What could that look like? For some, it could mean being able…

April 8

How COVID-19 is affecting internet performance

How is COVID-19 affecting internet performance? We analyzed regional and vertical trends and found that, despite COVID-19-related traffic increases, the internet is up to the challenge.

April 3

Four key innovations that prepared the internet for COVID-19

These crucial pieces of internet architecture — only widely adopted over the last 10 years — are creating the capacity for us to live, work, and learn from home in unprecedented conditions.

March 17

Purging Fastly using GCP cloud functions

When using Fastly in front of Google Cloud Storage, cloud functions can enable purging of Fastly’s edge cloud platform instantly and selectively to ensure content updates are seen by users…

March 10

How network automation helps Fastly support the world’s biggest live-streaming moments

How network automation, a small team of engineers, and key learnings from past extreme high-traffic moments allow us to support delivery performance at scale.

November 21

Fastly improves delivery reliability with its fast path failover technology

Improve traffic deliverability by mitigating the impact of internet weather by automatically detecting and re-routing underperforming edge connections.

February 20

Creating standards for CDNs

Content delivery networks (CDNs) have been around for a long time, but they’re not all built in the same way. While Fastly’s edge cloud platform goes beyond traditional content delivery…