Lisbon, Portugal
2024-06-26
polyfill.io, a popular JavaScript library service, can no longer be trusted and should be removed from websites...
2024-05-07
Work on LLVM has enabled Fortran to compile to WebAssembly. So, today, we’re writing about running Fortran code on Cloudflare Workers...
2024-04-08
Just four months after a complete power outage at a critical data center we were hit with the exact same scenario. Here’s how we did this time, and what’s next...
2024-02-01
On Thanksgiving Day, November 23, 2023, Cloudflare detected a threat actor on our self-hosted Atlassian server. Our security team immediately began an investigation, cut off the threat actor’s access, and no Cloudflare customer data or systems were impacted by this event...
2023-09-27
Matthew and Michelle, co-founders of Cloudflare, published their annual founders’ letter today. The letter ends with a poem written by an AI running using Workers AI on Cloudflare’s global network. Here’s the code that wrote the poem...
2023-09-24
Building the future is, in part, what Birthday Week is about. Over the past 13 years we’ve announced things like Universal SSL (doubling the size of the encrypted web overnight), or Cloudflare Workers (helping change the way people build and scale applications). This year will be no different...
2023-05-14
The recent arrival of LLMs capable of assisting programmers in writing, debugging and modifying code is yet another step. It’s a step at both making programmers more productive and helping more people be programmers...
2022-11-14
Every developer wants to get code running on one machine and perfect it. It’s so much easier to work that way. We just happen to have one machine that scales to the size of the Internet: a global, distributed, supercomputer. It’s our Supercloud, and we build our own products on it, and you can too...
2022-10-26
Today, a change to our Tiered Cache system caused some requests to fail for users with status code 530...
2022-10-03
Cloudflare's 12th birthday week: 36 announcements ranging from SIM cards to post quantum encryption via hardware keys and so much more. Here’s a review of everything we announced this week...
2022-09-23
We made a lot of new products Generally Available this week, so in case you missed it, here’s a recap...
2022-09-18
Over the course of the next week, you’re going to hear about Cloudflare products that are out of beta and generally available...
2022-07-04
Here’s a short list of recent technical blog posts to give you something to read today...
2022-03-22
Today at 03:30 UTC we learnt of a compromise of Okta. We use Okta internally for employee identity as part of our authentication stack. We have investigated this compromise carefully and do not believe we have been compromised as a result...
2022-03-04
Cloudflare operates in more than 250 cities worldwide where we connect our equipment to the Internet to provide our broad range of services...
2022-02-23
Earlier today we announced that Cloudflare has agreed to acquire Area 1 Security...
2022-02-10
Earlier today, Cloudflare announced that we have acquired Vectrix, a cloud-access security broker (CASB) company focused on solving the problem of control and visibility in the SaaS applications and public cloud providers that your team uses...
2022-01-07
As we start planning our 2022 Innovation Weeks, we are reflecting back on the highlights from each of these weeks...
2021-12-14
In this blog post we will cover WAF evasion patterns and exfiltration attempts seen in the wild, trend data on attempted exploitation, and information on exploitation that we saw prior to the public disclosure of CVE-2021-44228....
2021-12-10
I wrote earlier about how to mitigate CVE-2021-44228 in Log4j, how the vulnerability came about and Cloudflare’s mitigations for our customers. As I write we are rolling out protection for our FREE customers as well because of the vulnerability’s severity....
