MikroTik on Twitter: "@SGgrc WAN side has always had default firewall on our devices, it would be nice if you could retract that false statement. All MikroTik routers with default config have
MikroTik Firewall - NetworkTik
MikroTik RouterOS Tutorial - Public IP Firewall - YouTube
MikroTik Fail2Ban (Blocking Brute Force Attacks) » MHELP.PRO