Yeah you are right.we need to be secure they won't bother about our privacy and security .Better double checking the port is closed on wan side act as a precaution. For local network security need to use better WiFi password as well as taking care on physical security of lan ports.
Still i didn't find any option for changing the password for telent. Hope if you find anything on changing the telnet password share with all of us
Still i didn't find any option for changing the password for telent. Hope if you find anything on changing the telnet password share with all of us