Application Security

Application Security report: 2024 update

2024-07-11

Cloudflare’s updated 2024 view on Internet cyber security trends spanning global traffic insights, bot traffic insights, API traffic insights, and client-side risks...

Application Security report: 2024 update

Automatically replacing polyfill.io links with Cloudflare’s mirror for a safer Internet

2024-06-26

CDNJS JavaScript Vulnerabilities Application Security Application Services Supply Chain Attacks Attacks Better Internet

polyfill.io, a popular JavaScript library service, can no longer be trusted and should be removed from websites...

Upcoming Let’s Encrypt certificate chain change and impact for Cloudflare customers

2024-03-14

Security Developers Developer Platform SSL TLS Application Security

Let’s Encrypt’s cross-signed chain will be expiring in September. To prepare for the change, after May 15th, 2024, Cloudflare will start issuing certs from Let’s Encrypt’s ISRG X1 chain. This change will impact legacy devices with outdated trust stores (Android versions 7.1.1 or older)...

Dina Kozlov

Security Week 2024 wrap up

2024-03-11

Security Week Zero Trust Application Security Email Security AI

A summary of the blog posts and product announcements released during Security Week 2024...