Last Month the Japanese try to retrive this mod a little bit more. They played in the at 2pm CET. At the moment the gametracker,com Server Monitorring is off. Hope soon they turn it on. The ranking seems to work.
McAfee is a good business quality anti-virus. Theres grisoft avg and clam antivirus as free alternatives.
For a firewall its good to use a hardware based firewall / router as its one less thing for your pc to do.
Microsoft defender is good free protection against spyware.
Just bare in mind that for gaming performance its a good idea to setup weekly scans and only turn on real time scanning when your downloading and running software from the web.