No empty ssh passowords

src/freedombone-utils-ssh

@@ -44,6 +44,8 @@ function configure_ssh {
     sed -i 's|IgnoreRhosts.*|IgnoreRhosts yes|g' /etc/ssh/sshd_config
     sed -i "s/Port .*/Port $SSH_PORT/g" /etc/ssh/sshd_config
     sed -i "s/#Port ${SSH_PORT}/Port ${SSH_PORT}/g" /etc/ssh/sshd_config
+    sed -i 's|#PermitEmptyPasswords.*|PermitEmptyPasswords no|g' /etc/ssh/sshd_config
+    sed -i 's|PermitEmptyPasswords.*|PermitEmptyPasswords no|g' /etc/ssh/sshd_config
     sed -i 's/PermitRootLogin.*/PermitRootLogin no/g' /etc/ssh/sshd_config
     sed -i 's/#PermitRootLogin no/PermitRootLogin no/g' /etc/ssh/sshd_config
     sed -i 's/X11Forwarding.*/X11Forwarding no/g' /etc/ssh/sshd_config