List of attacks on governments and organizations Defacements of the Ethiopian government The group forms a part of the hacktivist group Anonymous. The group is led by a de facto leader known as s1ege ( leet for 'siege'), and selects targets primarily for political reasons. Former targets of the group include central banks, Fox News, CNN, the United States Armed Forces and the government of Israel. Ghost Squad Hackers (' GSH') is a hacktivist group responsible for several cyber attacks.