Network challenges

Solution of Port5

How many tcp ports are open on the jabba.hackingarena.com server (considering all ports)?

The command nmap -sT jabba.hackingarena.no --open lists all the regular open TCP ports of the jabba.hackingarena.no server. To scan all ports we have to set the port range 0-65535.





There are 41 open TCP ports (February 2020 state).