# fail2ban
`fail2ban` is a program for blocking connections when a certain threshold is reached.

# Config
`/etc/fail2ban/`
Admins should configure fail2ban via a `jail.local` file or via dropins under `jail.d/`

# Filters
Test regex filters using `fail2ban-regex systemd-journal /etc/fail2ban/filter.d/dovecot.conf`