Firewall config 2026: Revision history

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2 July 2026

  • curprev 22:4622:46, 2 July 2026 Scott talk contribs 26 bytes −3,537 Replaced content with "nftables fail2ban" Tag: Replaced
  • curprev 22:3122:31, 2 July 2026 Scott talk contribs 3,563 bytes +3,563 Created page with "# fail2ban Cheat Sheet Config: `/etc/fail2ban/jail.local` (jails) · `/etc/fail2ban/fail2ban.local` (daemon) Backend: **systemd journal** (not log files) · Ban action: **nftables** Jail: `sshd` · maxretry 4 · findtime 10m · bantime 1h Bans trigger on **auth failures**, not connection counts. --- ## Status & inspection ```bash # Daemon alive? sudo systemctl status fail2ban sudo fail2ban-client ping # should answer "pong" # Which jails are running?..."
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