View source for Create new server user

Note: balance between descriptive user names and those users commonly use

 #either in shell script set USERNAME = Test123 - or manually replace for command line
 sudo adduser $USERNAME; 
 # Add Full name and in Room the city/country plus in Other some information on sponsor or other collobaration context
 sudo mkdir -p /home/$USERNAME/.ssh; 
 sudo chmod 0700 /home/$USERNAME/.ssh; 
 sudo chown $USERNAME:$USERNAME /home/jpmilcent/.ssh; 
 sudo nano /home/$USERNAME/.ssh/authorized_keys; 
 sudo ls /home/$USERNAME/.ssh -l; 
 sudo chown $USERNAME:$USERNAME /home/$USERNAME/.ssh/authorized_keys; 
 sudo chmod 0600 /home/$USERNAME/.ssh/authorized_keys