Cloudflare Launches Dynamic Workers Open Beta: Isolate-Based Sandboxing for AI Agent Code Execution

Cloudflare recently released Dynamic Worker into open beta, available to all paid Workers users. The API allows a Cloudflare Worker to instantiate a new Worker at runtime with dynamically specified code, each running in its own isolated sandbox. The feature is aimed squarely at the growing need to safely execute AI-generated code, a challenge that … Read more

How CNAME Ordering in RFC Specs Caused Cloudflare 1.1.1.1 Outage

In a recent article titled “What came first- the CNAME or the A record?” Cloudflare explains how an unclear RFC specification caused the popular Cloudflare’s 1.1.1.1 service to break. After identifying the breakage and the ambiguity in older DNS standards regarding record order, Cloudflare proposes a clarified specification. On January 8, a routine update to … Read more

Cloudflare reports Q4 fall in shutdowns amid outages

Cloudflare has reported a sharp fall in government-directed internet shutdowns in the final quarter of 2025, alongside widespread disruptions linked to cable damage, extreme weather and conflict-related power outages. The company said it observed more than 180 internet disruptions across 2025. It recorded a single government-ordered shutdown in the fourth quarter. It also tracked outages … Read more

Cloudflare Automates Salt Configuration Management Debugging, Reducing Release Delays

Cloudflare recently shared how it manages its huge global fleet with SaltStack (Salt). They discussed the engineering tasks needed for the “grain of sand” problem. This concern is about finding one configuration error among millions of state applications. Cloudflare’s Site Reliability Engineering (SRE) team redesigned their configuration observability. They linked failures to deployment events. This … Read more

ReliaQuest reveals increase in malware via fake CAPTCHA pages

ReliaQuest has published a research report highlighting the increase in malicious campaigns that use fake CAPTCHA pages for malware distribution. From October to early December 2024, ReliaQuest customers reported nearly double the number of fake CAPTCHA websites compared to the previous month, September. This rise was potentially caused by the public availability of the templates … Read more