Bandit0

ssh bandit0@bandit.labs.overthewire.org -p 2220

This connects you to the bandit.labs.overthewire.org on the 2220 port.
This level only requires us to log in. 
Here the username is bandit0 and the password is bandit0 which has already been provided. 


username: bandit0
password: bandit0

cat README

cat - Opens/Reads Document 

Password obtained: boJ9jbbUNNfktd78OOpsqOltutMc3MY1


What is ssh?
Secure Socket Shell which is a protocol that allows one to connect securely to a remote computer.
The ssh command provides a secure encrypted connection between two hosts over an insecure network.

More Info on ssh 
https://phoenixnap.com/kb/ssh-to-connect-to-remote-server-linux-or-windows
https://www.geeksforgeeks.org/ssh-command-in-linux-with-examples/