Denyhosts Alternatives

Intrusion prevention framework

SSHGuard monitors services through their logging activity.

Safetica protects companies against insider threats, offers data loss protection, and supports regulatory compliance.

Try for free paid Free Trial

RdpGuard allows you to protect your Remote Desktop (RDP), POP3, FTP, SMTP, IMAP, MSSQL, MySQL, VoIP/SIP from brute-force attacks by blocking attacker's IP address. Fail2Ban for Windows.

Block hacking attempts on RDP, SSH, SMTP and much more

Syspeace is a Intrusion Detection and Prevention System prevents brute force attacks on Microsoft Windows Servers. Syspeace is made for you, with the safety of every type of business in mind.

paid Free Trial $73.0 / Annually

Stops RDP Brute force attack as well as DDoS agaist IIS, FTP, SMTP, and several more.

win2ban is a Fail2ban implementation for Windows systems.

Tallow blocks hosts that attempt to bruteforce SSH using the journald API.

wail2ban is a windows port of the basic functionality of fail2ban, and combining elements of...

Centralised log monitoring which distributes block requests of repeated failure attempts across...

Monitor logs from several sources and execute actions based on some rules.

CrowdSec is a security automation engine, using both local IP behavior detection & our community-driven IP reputation database.

pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more