You need to enable the SSH Server to be able to login remotely without password.
You might want to disable phishtank to avoid false positives, for example on www.google.com
vim /usr/local/bin/getblackholedns import sys sys.exit(0)
The script normally gets invoked once a day through an entry in /etc/anacron.daily. Removing that entry does not help, as it is reestablished after a reboot.
rm /var/signatures/dnsmasq/phishtank.csv
vim /var/signatures/dnsmasq/blackholedns.conf :d9999d :wq
Check whether the firewall is set and hit on a specific port with:
iptables -t nat -L -v -n