Fail2ban

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wikipedia:Fail2ban (2004, Python)

The standard configuration ships with filters for Apache, Lighttpd, sshd, vsftpd, qmail, Postfix and Courier Mail Server.

 fail2ban-client status sshd

fail2ban-client
fail2ban-regex
fail2ban-server
fail2ban-testcases
fail2ban-python

Related terms

• /var/log/auth.log
• iptables
• RdpGuard
• sshd logs: Failed password for
• Dictionary attack
• OSSEC
• shorewall

Activities

• Read ArchLinux fail2ban article

See also

• IDS, HIDS: snort, fail2ban, RdpGuard, suricata, OSSEC, Wazuh, Palo Alto WildFire, Malware analysis
• SIEM: Splunk, Elastic SIEM, graylog, IBM QRadar, SIEM Magic Quadrant, Micro Focus ArcSight, SentinelOne
• Mail, SMTP, submission, SMTPS, POP, IMAP, StartTLS, Exim, Postfix, IRedMail, Fail2ban, Dovecot, Roundcube, DKIM, SPF, DMARC, MX, ssmtp, mailx