Announcing Turnstile, a user-friendly, privacy-preserving alternative to CAPTCHA
September 28, 2022 1:01 PM
Any website can use a simple API to replace CAPTCHAs with our invisible alternative, whether they’re on the Cloudflare network or not....
Crawler Hints supports Microsoft’s IndexNow in helping users find new content
August 12, 2022 4:30 PM
Cloudflare is uniquely positioned to help give crawlers hints about when they should recrawl, if new content has been added, or if content on a site has recently changed...
25,000 new trees in Nova Scotia
July 13, 2022 1:00 PM
Cloudflare is proud to announce the first 35,000 trees from our commitment to help clean up bad bots (and the climate) have been planted...
Internet Explorer, we hardly knew ye
June 29, 2022 12:55 PM
With the recent retirement of Microsoft Internet Explorer 11, we analyzed Internet Explorer traffic trends. Breaking the traffic down by bot score revealed much of this traffic is “likely automated”...
The end of the road for Cloudflare CAPTCHAs
April 01, 2022 1:31 PM
We decided we’re going to stop using CAPTCHAs. Before we talk about how we did it, and how you can help, let's first start with a simple question. Why in the world is CAPTCHA still used anyway?...
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March 16, 2022 12:58 PM
Announcing Friendly Bots
Our customers can choose to allowlist any bot that is verified. Unfortunately, new bots are popping up faster than we can verify them. So today we’re announcing a solution: Friendly Bots...
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December 03, 2021 6:59 PM
The Grinch Bot is Stealing Christmas!
Bots moved quickly this holiday season, launching over 1 trillion requests on Black Friday but quickly receding after the weekend....
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October 15, 2021 1:01 PM
Multi-User IP Address Detection
We’ve devised novel methods to detect multi-user IP addresses, and today we’re excited to announce their integration into our global threat intelligence products. These will improve the quality of our detection techniques and reduce false positives for our customers, and the clie...
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March 26, 2021 1:01 PM
Introducing Super Bot Fight Mode
Beginning immediately, any Cloudflare user with a Pro or Business site can take new action against bots. We’ve added advanced features in the dashboard and some exciting updates to analytics. ...
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March 26, 2021 1:00 PM
Mitigating Bot Attacks against Cloudflare
The word “bots” on the Internet is a fairly loaded one. My earliest ‘bot’ experience was on IRC, where bots were quite helpful in making sure your favorite channel didn’t get taken over by malicious users and allowed for fun games of trivia....
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March 26, 2021 1:00 PM
Announcing API Abuse Detection
Today, we are announcing early access to API Abuse Detection. This technology will identify, secure, and protect API endpoints with unsupervised learning....
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March 12, 2021 3:48 PM
Lessons Learned from Scaling Up Cloudflare’s Anomaly Detection Platform
Anomaly Detection uses an algorithm called Histogram-Based Outlier Scoring (HBOS) to detect anomalous traffic in a scalable way. While HBOS is less precise than algorithms like kNN when it comes to local outliers, it is able to score global outliers quickly (in linear time)....
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December 09, 2020 12:00 PM
Deprecating the __cfduid cookie
Cloudflare is deprecating the __cfduid cookie. While we have never tracked end-users across sites or sell their personal data, we don’t want any customer to think they need a cookie banner because of what we do....
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October 29, 2020 12:00 PM
Introducing Bot Analytics
Nearly 40% of Internet traffic is automated. Today, Cloudflare is taking its Bot Management product to new heights with the release of Bot Analytics....
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October 20, 2020 11:00 AM
Bot Attack trends for Jan-Jul 2020
Automated traffic makes up almost 40% of total Internet traffic. Let’s take a look at how bots behaved over 2020 so far....
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October 19, 2020 11:00 AM
How a Customer's Trust in Cloudflare Led to a Big Win against Bots
Monday Mornings with Customer Success: A monthly series brought to you by our Customer Success Team. This month's post is all about how a customer trusted Cloudflare to help them fight bots and improve their customer experience....
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September 16, 2020 11:00 AM
Moobot vs. Gatebot: Cloudflare Automatically Blocks Botnet DDoS Attack Topping At 654 Gbps
On July 3, Cloudflare’s global DDoS protection system, Gatebot, automatically detected and mitigated a UDP-based DDoS attack that peaked at 654 Gbps. The attack was part of a ten-day multi-vector DDoS campaign targeting a Magic Transit customer and was mitigated without any human...
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May 06, 2020 11:00 AM
Cloudflare Bot Management: machine learning and more
This is the ongoing story of Bot Management at Cloudflare and also an introduction to a series of blog posts about the detection mechanisms powering it...
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September 23, 2019 1:00 PM
Cleaning up bad bots (and the climate)
From the very beginning Cloudflare has been stopping bots from scraping websites, or misusing APIs. Over time we’ve improved our bot detection methods and deployed large machine learning models that are able to distinguish real traffic (be it from humans or apps) from misbehaving...
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