---
title: 2023-12-19 - Emergency · Cloudflare DDoS Protection docs
lastUpdated: 2025-02-18T19:39:49.000Z
chatbotDeprioritize: false
source_url:
  html: https://developers.cloudflare.com/ddos-protection/change-log/http/2023-12-19-emergency/
  md: https://developers.cloudflare.com/ddos-protection/change-log/http/2023-12-19-emergency/index.md
---

| Rule ID | Description | Previous Action | New Action | Notes |
| - | - | - | - | - |
| ...1fc1e601 | HTTP requests with unusual HTTP headers or URI path (signature #31). | block | block | Add more characteristics to the unusual HTTP headers or URI path. |
| ...22807318 | HTTP requests from known botnets. | log | ddos\_dynamic | Extend the rule to catch more attacks. |
| ...d2f294d7 | HTTP requests trying to impersonate browsers. | ddos\_dynamic | ddos\_dynamic | Change the rule to catch more attacks. |
