Senhasegura by default uses high ports to initiate connections with devices (outbound).
By default, all inbound traffic with high ports should be blocked and released only if some application requires it. Below is the list of ports required for Senhasegura to function properly:
Firewall requirements - DOCs
For senhasegura to work correctly, the following ports must be released:
TCP ANY 59022
TCP ANY 22
TCP ANY 3306
TCP ANY 4567
TCP ANY 4568
TCP ANY 4444
UDP ANY 4567
TCP ANY 443
TCP ANY 9300
UDP ANY 9300