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September 10

The state of QUIC and HTTP/3 2020

QUIC and HTTP/3 have entered the final stages of development at the IETF. Distinguished Engineer, Jana Iyengar, elaborates on the current state of the protocols, their deployment across the…

July 6

Cache-Control in the wild

The Cache-Control response header is one of HTTP’s more widely known header fields; it allows a site to control how caches handle their data in CDNs, browsers, and elsewhere. This post digs…

June 26

Improving HTTP with structured header fields

The HTTP community has been busy modernizing the web’s protocol over the last decade, with multiple revisions of the core specification, a number of extensions, HTTP/2, and now HTTP/…

June 22

Network error logging: collecting failure conditions from end users

Network error logging reports client-side failures and successes, enabling developers to understand how their sites function in the real world and how they might improve performance. In this…

June 16

A standard cryptography API for WebAssembly

In this post we will describe the motivations for a standard WebAssembly cryptography API, the challenges of designing such an API for this programming language, and the work Fastly has…

June 3

Google’s Core Web Vitals: ensuring your site is ready for Google’s next major update

Google recently announced three new metrics they’re calling Core Web Vitals that can impact your search rankings. We’ll walk you through what each one means and how one of them can be…

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 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.

February 12

Three ways TLS 1.3 protects origin names

The newest version of Transport Layer Security, TLS 1.3, is faster, more robust, and more responsive than ever before. Explore three ways it will help HTTPS protect origin names for improved…

January 30

Modernizing the internet with HTTP/3 and QUIC

Fastly’s QUIC and HTTP/3 beta is coming soon. Join the waitlist and discover how these two new protocols solve the modern internet’s problems.

December 11

How the internet changed in 2019 (and what to expect in 2020)

Take a look back at 2019’s major shifts in internet infrastructure, and understand what they mean for the future of the internet in 2020 and beyond.