Cloudflare 2024 Year in Review
2024-12-09
The 2024 Cloudflare Radar Year in Review is our fifth annual review of Internet trends and patterns at both a global and country/region level....
From ChatGPT to Temu: ranking top Internet services in 2024
2024-12-09
The 2024 popular Internet services landscape highlights rising generative AI, e-commerce shifts, and the continued dominance of platforms like Google and Facebook, as revealed by Cloudflare’s rankings...
From deals to DDoS: exploring Cyber Week 2024 Internet trends
2024-12-03
How significant are Cyber Week shopping days on the Internet? Is it a global phenomenon? Does E-commerce interest peak on Black Friday or Cyber Monday, and are attacks increasing during this time? ...
Cloudflare incident on November 14, 2024, resulting in lost logs
2024-11-26
On November 14, 2024, Cloudflare experienced a Cloudflare Logs outage, impacting the majority of customers using these products. During the ~3.5 hours that these services were impacted, about 55% of the logs we normally send to customers were not sent and were lost. The details of what went wrong and why are interesting both for customers and practitioners....
Bigger and badder: how DDoS attack sizes have evolved over the last decade
2024-11-20
If we plot the metrics associated with large DDoS attacks observed in the last 10 years, does it show a straight, steady increase in an exponential curve that keeps becoming steeper, or is it closer to a linear growth? Our analysis found the growth is not linear but rather is exponential, with the slope varying depending on the metric (rps, pps or bps). ...
Resilient Internet connectivity in Europe mitigates impact from multiple cable cuts
2024-11-20
Two recent cable cuts that occurred in the Baltic Sea resulted in little-to-no observable impact to the affected countries, in large part because of the significant redundancy and resilience of Internet infrastructure in Europe. ...
DO it again: how we used Durable Objects to add WebSockets support and authentication to AI Gateway
2024-11-19
We used Cloudflare’s Developer Platform and Durable Objects to build authentication and a WebSockets API that developers can use to call AI Gateway, enabling continuous communication over a single...
What’s new in Cloudflare: Account Owned Tokens and Zaraz Automated Actions
2024-11-14
Cloudflare customers can now create Account Owned Tokens , allowing more flexibility around access control for their Cloudflare services. Additionally, Zaraz Automation Actions streamlines event tracking and third-party tool integration. ...
How we prevent conflicts in authoritative DNS configuration using formal verification
2024-11-08
We describe how Cloudflare uses a custom Lisp-like programming language and formal verifier (written in Racket and Rosette) to prevent logical contradictions in our authoritative DNS nameserver’s behavior....
A look at the latest post-quantum signature standardization candidates
2024-11-07
NIST has standardized four post-quantum signature schemes so far, and they’re not done yet: there are fourteen new candidates in the running for standardization....
Exploring Internet traffic shifts and cyber attacks during the 2024 US election
2024-11-06
Election Day 2024 in the US saw a surge in cyber activity. Cloudflare blocked several DDoS attacks on political and election sites, ensuring no impact. In this post, we analyze these attacks, as well Internet traffic increases across the US and other key trends....
Workers Builds: integrated CI/CD built on the Workers platform
2024-10-31
Workers Builds, an integrated CI/CD pipeline for the Workers platform, recently launched in open beta. We walk through how we built this product on Cloudflare’s Developer Platform....
Moving Baselime from AWS to Cloudflare: simpler architecture, improved performance, over 80% lower cloud costs
2024-10-31
Post-acquisition, we migrated Baselime from AWS to the Cloudflare Developer Platform and in the process, we improved query times, simplified data ingestion, and now handle far more events, all while cutting costs. Here’s how we built a modern, high-performing observability platform on Cloudflare’s network. ...
Cloudflare’s perspective of the October 30 OVHcloud outage
2024-10-30
On October 30, 2024, cloud hosting provider OVHcloud (AS16276) suffered a brief but significant outage. Within this post, we review Cloudflare’s perspective on this outage....
Migrating billions of records: moving our active DNS database while it’s in use
2024-10-29
DNS records have moved to a new database, bringing improved performance and reliability to all customers....
Forced offline: the Q3 2024 Internet disruption summary
2024-10-29
The third quarter of 2024 was particularly active, with quite a few significant Internet disruptions. Underlying causes included government-directed shutdowns, power outages, hurricane damage, terrestrial and submarine cable cuts, military action, and more....
Elephants in tunnels: how Hyperdrive connects to databases inside your VPC networks
2024-10-25
Hyperdrive (Cloudflare’s globally distributed SQL connection pooler and cache) recently added support for directing database traffic from Workers across Cloudflare Tunnels. We dive deep on what it took to add this feature....
Build durable applications on Cloudflare Workers: you write the Workflows, we take care of the rest
2024-10-24
Cloudflare Workflows is now in open beta! Workflows allows you to build reliable, repeatable, long-lived multi-step applications that can automatically retry, persist state, and scale out. Read on to learn how Workflows works, how we built it on top of Durable Objects, and how you can deploy your first Workflows application....
Billions and billions (of logs): scaling AI Gateway with the Cloudflare Developer Platform
2024-10-24
How we scaled AI Gateway to handle and store billions of requests, using Cloudflare Workers, D1, Durable Objects, and R2....
Durable Objects aren't just durable, they're fast: a 10x speedup for Cloudflare Queues
2024-10-24
Learn how we built Cloudflare Queues using our own Developer Platform and how it evolved to a geographically-distributed, horizontally-scalable architecture built on Durable Objects. Our new architecture supports over 10x more throughput and over 3x lower latency compared to the previous version....
