fail2ban

Intrusion Prevention - Blocks attackers after failed logins.

Last updated: 2026-05-10 Report error

Syntax

$fail2ban-client [COMMAND]

Examples

$fail2ban-client status

Examples

$fail2ban-client set sshd ban IP

Examples

$fail2ban-client -v start

Typical use cases

Standard usage

fail2ban-client --help

Detailed Help

man fail2ban

Note Monitors logfiles and bans IPs after configurable rules. Config in /etc/fail2ban/

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