Mikrotik Router cihazınızın arkasında yer alan sistemlerden özellikle RDP’ye çok fazla saldırı gelir, bunu önlemek için aşağıdaki işlemleri yapın. Ayrıca mümkünse port değiştirin.
/ip firewall filter
add chain=forward protocol=tcp dst-port=3389 src-address-list=rdp_blacklist action=drop \
comment="drop rdp brute forcers" disabled=no
add chain=forward protocol=tcp dst-port=3389 connection-state=new \
src-address-list=rdp_stage3 action=add-src-to-address-list address-list=rdp_blacklist \
address-list-timeout=10d comment="" disabled=no
add chain=forward protocol=tcp dst-port=3389 connection-state=new \
src-address-list=rdp_stage2 action=add-src-to-address-list address-list=rdp_stage3 \
address-list-timeout=1m comment="" disabled=no
add chain=forward protocol=tcp dst-port=3389 connection-state=new src-address-list=rdp_stage1 \
action=add-src-to-address-list address-list=rdp_stage2 address-list-timeout=1m comment="" disabled=no
add chain=forward protocol=tcp dst-port=3389 connection-state=new action=add-src-to-address-list \
address-list=rdp_stage1 address-list-timeout=1m comment="" disabled=noMirrored: https://alptekin.sunnetci.net/