Getting files from one computer to another

The botnet needs to do something in its down time, why not have it trying to spread itself constantly when you're not using it to DDoS or send out another round of spam emails?

It's very common with passwords. That's probably what they were thinking of.

Add /etc/ssh/sshd_config
AllowUsers USERNAME USERNAME2 ...
and restart sshd

The second season has averaged 10,000 sales per volume, which makes it very successful. There's no third season because the second one just ended. There was a year long gap between season one and two.