2026-02-27
We serve 7.6 billion challenges daily. Here’s how we used research, AAA accessibility standards, and a unified architecture to redesign the Internet’s most-seen user interface....
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2025-10-30
We propose an open registry format for Web Bot Auth to move beyond IP-based identity. This allows any origin to discover and verify cryptographic keys for bots, fostering a decentralized and more trustworthy ecosystem....
2025-10-29
IPv4 scarcity drives widespread use of Carrier-Grade Network Address Translation, a practice in ISPs and mobile networks that places many users behind each IP address, along with their collected activity and volumes of traffic. We introduce the method we’ve developed to detect large-scale IP sharing globally and mitigate the issues that result. ...
2025-09-29
Rust-powered core systems, post-quantum upgrades, developer access for students, PlanetScale integration, open-source partnerships, and our biggest internship program ever — 1,111 interns in 2026....
2025-09-23
Today, we are announcing a new approach to catching bots: using models to provide behavioral anomaly detection unique to each bot management customer and stop sophisticated bot attacks. ...
August 29, 2025 2:00 PM
By mid-2025, training drives nearly 80% of AI crawling, while referrals to publishers (especially from Google) are falling and crawl-to-refer ratios show AI consumes far more than it sends back....
August 28, 2025 2:05 PM
We are extending AI-related insights on Cloudflare Radar with new industry-focused data and a breakdown of bot traffic by purpose, such as training or user action. ...
August 28, 2025 2:00 PM
Cloudflare now lets websites and bot creators use Web Bot Auth to segment agents from verified bots, making it easier for customers to allow or disallow the many types of user and partner directed....
August 28, 2025 2:00 PM
Cloudflare launches AI Crawl Control (formerly AI Audit) and introduces easily customizable 402 HTTP responses....
August 18, 2025 2:00 PM
Announcing the Browser Developer Program: Cloudflare’s new collaborative program to help shape Cloudflare challenges that work seamlessly with your browser. Join us today!...
August 04, 2025 1:00 PM
Perplexity is repeatedly modifying their user agent and changing IPs and ASNs to hide their crawling activity, in direct conflict with explicit no-crawl preferences expressed by websites....
July 01, 2025 10:00 AM
Cloudflare Radar now shows how often a given AI model sends traffic to a site relative to how often it crawls that site. This helps site owners make decisions about which AI bots to allow or block. ...
July 01, 2025 10:00 AM
Cloudflare is making it easier for publishers and content creators of all sizes to prevent their content from being scraped for AI training by managing robots.txt on their behalf. ...
July 01, 2025 10:00 AM
Pay per crawl is a new feature to allow content creators to charge AI crawlers for access to their content. ...
July 01, 2025 10:00 AM
From May 2024 to May 2025, crawler traffic rose 18%, with GPTBot growing 305% and Googlebot 96%....
July 01, 2025 10:00 AM
Bots can start authenticating to Cloudflare using public key cryptography, preventing them from being spoofed and allowing origins to have confidence in their identity....
May 15, 2025 1:00 PM
Bots now browse like humans. We're proposing bots use cryptographic signatures so that website owners can verify their identity. Explanations and demonstration code can be found within the post....
March 19, 2025 1:00 PM
By building and integrating a new heuristics framework into the Cloudflare Ruleset Engine, we now have a more flexible system to write rules and deploy new releases rapidly....
March 19, 2025 1:00 PM
How Cloudflare uses generative AI to slow down, confuse, and waste the resources of AI Crawlers and other bots that don’t respect “no crawl” directives....
March 18, 2025 1:00 PM
For Security Week 2025, we are adding several new DDoS-focused graphs, new insights into leaked credential trends, and a new Bots page to Cloudflare Radar. ...
