Cloudflare released a blog detailing a vulnerability that has been in their system for nearly two years. it is related to mTLS or mutual TLS and specifically client certificate revocation. I explore this in details 0:00 Intro3:00 The Vulnerability7:00 What happened?8:50 Certificate Revocation12:30 Rejecting certain endpoints 17:00 Certificate Authentication20:30 Certificate serial number24:00 Session Resumption (PSK)35:00 The bug37:00 How they addressed the problemFundamentals of Backend Engineering Design patterns udemy course (link redirects to udemy with coupon)https://backend.husseinnasser.com