Cloudflare

How we use Abstract Syntax Trees (ASTs) to turn Workflows code into visual diagrams

How to automatically convert TypeScript workflow code into visual step diagrams for users to understand and interact with their workflows in the dashboard.

api-design
3 min
Cloudflare

Standing up for the open Internet: why we appealed Italy’s "Piracy Shield" fine

Italy's 'Piracy Shield' system forces Internet infrastructure providers like Cloudflare to block content at the network level without proper oversight or due process, leading to disproportionate overblocking of legitimate content.

security api-design
4 min
Cloudflare

AI Security for Apps is now generally available

Organizations struggle to discover and secure AI-powered applications across their infrastructure, especially shadow AI deployments that teams spin up without central oversight, creating security blind spots.

security api-design
4 min
Cloudflare

Active defense: introducing a stateful vulnerability scanner for APIs

Standard defensive security tools miss logic flaws and vulnerabilities in APIs because they lack understanding of stateful API interactions and business logic flows.

security api-design
3 min
Cloudflare

Announcing Cloudflare Account Abuse Protection: prevent fraudulent attacks from bots and humans

Traditional bot-blocking approaches are insufficient for preventing account abuse (e.g., credential stuffing, fake account creation) because sophisticated attacks increasingly involve human-like behavior or actual humans, bypassing conventional bot detection.

security rate-limiting
3 min
Cloudflare

Fixing request smuggling vulnerabilities in Pingora OSS deployments

Cloudflare's open-source Pingora proxy had request smuggling vulnerabilities when deployed as an ingress proxy, allowing attackers to exploit HTTP parsing discrepancies to bypass security controls and route malicious requests.

security api-design
3 min
Cloudflare

Slashing agent token costs by 98% with RFC 9457-compliant error responses

AI agents hitting Cloudflare error pages received heavyweight HTML responses that consumed excessive tokens and required brittle parsing, making automated error handling inefficient and costly.

api-design ml-systems
4 min
Cloudflare

A QUICker SASE client: re-building Proxy Mode

The Cloudflare One SASE client's Proxy Mode relied on user-space TCP stacks for tunneling traffic, introducing significant overhead that limited throughput and increased latency for end users.

distributed-systems api-design
4 min
Cloudflare

From the endpoint to the prompt: a unified data security vision in Cloudflare One

Organizations face fragmented data security across endpoints, network traffic, cloud applications, and AI prompts, making it difficult to enforce consistent data loss prevention (DLP) policies as data flows through diverse channels including RDP sessions and AI copilots.

security api-design
3 min