mkdir -p .vimbackups
su plom -c 'mkdir -p /home/plom/.vimbackups/'
+# Set up ssh-guard.
+apt-get -y install sshguard rsyslog iptables-persistent
+iptables -N sshguard
+iptables -A INPUT -j sshguard
+iptables save > /etc/iptables/rules.v4
+
# Set up openssh-server.
apt-get -y install openssh-server