Blog

Our new Response Security Service provides direct, 24/7 access to our Customer Security Operations Center to help you prepare for and respond when you suspect an attack.

After years of helping protect companies across a variety of industries, we’ve come to recognize four common risk attack types. Here’s how they work and how to counter them.

The Endless OS Foundation saw a big spike in traffic at the onset of the COVID-19 pandemic. But thanks to modern CDN features like soft purge, TTL, and segmented caching, they’re able to…

In this post, we show how to test site speed modifications before implementing them using Compute and WebPageTest, a web performance tool that uses real browsers, to compare web performance…

The legacy WAF isn’t ubiquitous because it’s the perfect technology. Its success comes down to being mandated, despite four ways it often fails.

While some bots are benign search engine crawlers or website health monitors, others are on the prowl with nefarious intent, looking to execute account takeovers and compromise APIs. In this…

We experienced a global outage due to an undiscovered software bug that surfaced on June 8 when it was triggered by a valid customer configuration change. Here's a rundown of what happened…

Alongside the Bytecode Alliance, Fastly’s WebAssembly team recently led a rigorous security assessment of Cranelift, an open-source, next-generation code generator for use in WebAssembly to…

Building protocols in a way that anticipates future change in order to prevent ossification is critical. Because it’s impossible to upgrade everyone on the internet at the same time; it…

QUIC version 1 is officially formalized, and QUIC deployments will now move away from using temporary draft versions to the newly minted version 1.

As part of May’s Asian American and Pacific Islander (AAPI) Heritage Month, we hosted a panel of Asian leaders from tech organizations that reflected on ways their cultural backgrounds…

Authentication is one of the most obvious uses for edge computing. Understanding who your users are as early and as close as possible to their location yields powerful customizations and…