intrusion prevention Archives

CrowdSec – modern and collaborative behavior detection engine

CrowdSec is a modern and collaborative behavior detection engine, coupled with a global IP reputation network.

This article recommends open source software that employ different techniques to make it harder for a server running SSH to be compromised.

SSHGuard is an intrusion prevention system that parses server logs, determines malicious activity, and uses the system firewall.

DenyHosts is a Python script that analyzes the sshd server log messages to determine what hosts are attempting to hack into your system.

iptables is a user space application program that allows a system administrator to configure the Netfilter tables, chains, and rules.