Fail2ban is an intrusion prevention software framework that protects computer servers from brute-force attacks.
Best Denyhosts Alternatives ranked by AI · updated May 2025
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DenyHosts is a script to help thwart SSH server attacks. It works by automatically blocking SSH attacks by adding entries to /etc/hosts.deny.
Price: Free
🎯 denyhosts.net
Top 6 Denyhosts alternatives
SSHGuard is an open-source software that protects hosts from brute-force attacks against SSH and other services.
CSF is a Stateful Packet Inspection (SPI) firewall, Login/Intrusion Detection and Security application for Linux servers.
Pros
- Comprehensive security features
- Easy to integrate with cPanel
Cons
- May require some knowledge of Linux command line
Snort is a free and open source network intrusion prevention system (NIPS) and network intrusion detection system (NIDS) created by Sourcefire. Combining...
Logcheck is a simple utility that scans system logs for unusual activity.
RdpGuard is a security software that provides protection against brute-force attacks on RDP (Remote Desktop Protocol) servers.
$79.95 for a single license
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