sovereign/roles/common/tasks/security.yml

- name: Install security-related packages
  apt: pkg=$item state=installed
  with_items:
    - fail2ban
    - rkhunter
    - lynis

- name: Copy fail2ban configuration files into place
  copy: src=etc_fail2ban_filter.d_dovecot-pop3imap.conf dest=/etc/fail2ban/filter.d/dovecot-pop3imap.conf
- template: src=etc_fail2ban_jail.local.j2 dest=/etc/fail2ban/jail.local
  notify: restart fail2ban