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Denyhosts vs Fail2ban

A side-by-side look at Denyhosts and Fail2ban. For an in-depth review of either product, follow the links below.

Denyhosts

Denyhosts

Security & Privacy

DenyHosts is an open-source program designed to help system administrators thwart SSH server attacks by blocking IP addresses using failed authentication attempts to detect attackers. It adds IP addresses to the system's /etc/hosts.deny file when it identifies too many failed SSH attempts.

sshsecurityauthenticationip-blocking
Fail2ban

Fail2ban

Security & Privacy

Fail2ban is an open source intrusion prevention software framework that protects computer servers from brute-force attacks by banning IP addresses that attempt too many login failures.

brute-force-attack-preventionlogin-failure-banningintrusion-prevention

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