Problem!

I today go on game try conect to server then get meseeg (hack toll detected) and kick me out! I swear i dont hack!!!How is that posible??Or some1 discovered my code???Plis help i dont vanna lost my profile,account!That hurt i play so long now i get bann,for nothing??!

(now i can go in game but when i get messeg hack toll detected i just dont know what to do??)