22 Like SSHGuard Good alternative? YES NO SSHGuard monitors services through their logging activity. It reacts to messages about dangerous activity by blocking the source address with the local firewall.... Free Open Source Mac Linux SSH Web log analysis Add a feature
15 Like Fail2ban Good alternative? YES NO Fail2ban scans log files (e.g. /var/log/apache/error_log) and bans IPs that show the malicious signs -- too many password failures, seeking for exploits, etc. Generally... Free Open Source Linux No features added Add a feature
6 Like Denyhosts Good alternative? YES NO The idea of denying access to SSH servers is nothing new and I was inspired by many other scripts that I discovered. However, none of them did things the way I... Free Open Source Linux Web log analysis Add a feature
3 Like IPQ BDB Good alternative? YES NO IPQ BDB filtering is done by a user space netfilter daemon that issues verdicts after looking up the IP address in a Berkeley DB. The fuzzy blocking model, freely... Free Open Source Linux No features added Add a feature
3 Like RdpGuard Good alternative? YES NO RdpGuard allows you to protect your Remote Desktop (RDP) from brute-force attacks by blocking attacker's IP address. Fail2Ban for Windows. Commercial Windows Remote desktop Add a feature
3 Like IPBan Good alternative? YES NO A FREE and open source application that allows banning ip addresses from failed terminal services or SQL server logins out of the box. Other types of banning are easily... Free Open Source Windows Remote desktop Add a feature
0 Like Anti DDoS Guardian Good alternative? YES NO Stops RDP Brute force attack as well as DDoS agaist IIS, FTP, SMTP, and several more. Commercial Windows DoS protection Add a feature
0 Like Cyberarms Intrusion Detection and Defense System (IDDS) YES NO Windows Server brute force protection for Remote Desktop (including NLA), FTP, SMTP, and much more. Free Open Source Windows No features added Add a feature
0 Like SpyLog Good alternative? YES NO Monitor logs from several sources and execute actions based on some rules. Can be used to protecet against brute-force attacks. Free Open Source Windows Remote desktop Add a feature
0 Like Syspeace Good alternative? YES NO An autoblocker for brute force attacks primarily for Windows Servers with good information in the admin mils telling you DNS names, country of origin and username used... Commercial Windows Network Monitoring Add a feature
