Help i keep d/cing

hello i keep d/cing with hacks in combat arms. i can get to the lobby then after like 5 secs i d/cing and it says firewall is blocking combat arms. i have tried stopping firewall and unblocking combat arms from firewall but it still d/cs me.
please help!

First of all, what is your OS?

If you don't gives detail of your OS or system you'll not get much help.

its simple just take down your firewall when ur gonna play combat arms and put it back on when you go somewher else what Antivirus to you have?