crowdsecurity/crowdsec

🛡️ Open-source and cloud-native Web Application Firewall (WAF)

Cloudflare WAF (Web Application Firewall) rules with a script for automatic updates. Block unwanted and malicious requests to improve the security of your origin server. The solution also supports integration with SniffCat and AbuseIPDB.

A lightweight, real time log monitoring tool designed to detect and block IP addresses exhibiting abusive behavior such as brute force attacks, excessive requests, or suspicious patterns. Automatically integrates with your server’s firewall (iptables or ufw) to block offenders and protect web services without relying on external services.

A Caddy module that blocks malicious traffic based on decisions made by CrowdSec.

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10-20x more blocks for your CrowdSec bouncers — 120k+ IPs from 32 free threat feeds

ConfigServer Security & Firewall (CSF) - Robust linux iptables/nftables firewall & free ipset blocklist service.

Traefik plugin for Crowdsec - WAF and IP protection

Aggregation of lists of malicious IP addresses, to be blocked in the WAN > LAN direction, integrated into firewalls: FortiGate, Palo Alto, pfSense, IPtables ...