Cases of violence, suicide bombers, blasts in capital cities and planned terror attacks, combined with the worrying number of young people joining extremist groups and enlisting to fight for them abroad, prove that radicalization and extremism remain a challenge for our societies. Ideologies motivate extremist groups is diverse and these ideologies include religious inspired extremism, left wing, anarchist and right wing ideologies as well as nationalist and separatist ideologies. All types of extremists have turned out to be more globalized, it is getting difficult to detect the actions of these groups earlier protect lives of innocent people.