So long, and thanks for all the deployments: deprecating Wrangler v1
2023-02-16
Version 1 of Wrangler has served us well for years. But with a new major version to focus on, it’s time to say goodbye...
2023-02-16
Version 1 of Wrangler has served us well for years. But with a new major version to focus on, it’s time to say goodbye...
2023-02-13
We look at who the biggest winners were among Super Bowl advertisers, and examine traffic trends for food delivery services, social media, and sports and betting sites. We also review city and state-level traffic trends, as well as related email threat volume in the weeks ahead of the game...
2023-02-13
This was a weekend of record-breaking DDoS attacks. Over the weekend, Cloudflare detected and mitigated dozens of hyper-volumetric DDoS attacks. The majority of attacks peaked in the ballpark of 50-70 million requests per second (rps) with the largest exceeding 71 million rps...
2023-02-08
Today we're announcing Wildebeest, an open-source, easy-to-deploy ActivityPub and Mastodon-compatible server built entirely on top of Cloudflare's Supercloud....
2023-02-07
Today’s post is a little different. It’s about a single customer’s website not working correctly because of incorrect action taken by Cloudflare....
2023-02-03
Today we’re adding more flexibility to HTTP alerting, enabling customers to customize the types of activity they’re alerted on and how those alerts are organized....
2023-02-03
Administrators can now use Gateway traffic egress policies to determine which egress IPs are used when....
2023-02-02
Recently, a vulnerability was reported to our bug bounty about a bug in the way some of our code interprets IPv4 addresses mapped into IPv6 addresses. Read about how Cloudflare addressed this vulnerability and what will prevent similar exploits in the future....
2023-02-02
Over the past few days, Cloudflare, as well as other sources, have observed healthcare organizations targeted by a pro-Russian hacktivist group claiming to be Killnet. ...
2023-01-31
In the Linux kernel before 6.1.6, a NULL pointer dereference bug in the traffic control subsystem allows an unprivileged user to trigger a denial of service (system crash) via a crafted traffic control configuration that is set up with "tc qdisc" and "tc class" commands....
2023-01-27
In our third and final blog post leading up to Data Privacy Day, we drill down into the challenges for cross-border data flows, in particular personal data transfers from the EU to the US....
2023-01-27
Using the story of Geo Key Manager v2 as an example, let’s re-imagine access control for distributed systems using a variant of public-key cryptography, called attribute-based encryption....
2023-01-27
Today, 78 years after the liberation of the Auschwitz death camp, we mark the International Holocaust Remembrance Day. With Cloudflare’s Project Galileo, we protect Holocaust educational websites and at risk public interest groups. Read more to see how attacks on these groups increased in 2022....
2023-01-26
We continue to expand and improve our data localization suite to help support our customers who have to comply with data localization requirements...
2023-01-25
With Data Privacy Day just a few days away, we think it’s important to focus on all the ways security measures and privacy-enhancing technologies help keep personal data private and why security measures are so much more critical to protecting privacy...
2023-01-25
Enhancing the Arm Secure Boot chain to improve platform security on modern systems....
2023-01-25
Several Cloudflare services became unavailable for 121 minutes on January 24th, 2023 due to an error releasing code that manages service tokens. The incident degraded a wide range of Cloudflare products...
2023-01-24
At Cloudflare, we take steps to ensure we are resilient against failure at all levels of our infrastructure. This includes Kafka, which we use for critical workflows such as sending time-sensitive emails and alerts....
2023-01-20
In this post, we review selected Internet disruptions observed by Cloudflare during the fourth quarter of 2022, supported by traffic graphs from Cloudflare Radar and other internal Cloudflare tools, and grouped by associated cause or common geography....
2023-01-19
Waiting Room now offers customers more fine-tuned control over what traffic a waiting room covers. Queue only the traffic you want to with Bypass Waiting Room Rules, now available to all Enterprise customers with an Advanced Purchase of Waiting Room....