Useful commands for initial Ubuntu server setup

gistfile1.md

Update the default editor so we aren't living in squalor

> sudo update-alternatives --config editor

Update the root password and add the hotstuff user

> passwd
> adduser hotstuff
> visudo

Then add the line

# User privilege specification
root    ALL=(ALL:ALL) ALL
hotstuff  ALL=(ALL:ALL) NOPASSWD: ALL

Secure the SSH shell from bastards

> vi /etc/ssh/sshd_config

Update the lines in this file like so...

Port 1234 # A random number between 1025 and 65536
...
PermitRootLogin no
...
AllowUsers hotstuff # You'll probably need to add this line

To copy over the SSH key (this is done from the local machine)

ssh-copy-id hotstuff@{server-name}