Содержание

Блокировать брутфорс
Отключить SSH
How to limit access to SSH from specific IP hosts or networks
Firewall rule to block all SSH traffic to the router

Блокировать брутфорс

https://wiki.mikrotik.com/wiki/Bruteforce_login_prevention

Отключить SSH

/ip service disable ssh

How to limit access to SSH from specific IP hosts or networks

/ip service set ssh address=172.16.1.5/32,10.1.1.0/24

Firewall rule to block all SSH traffic to the router

/ip firewall add action=drop chain=input dst-port=22 protocol=tcp