US bank websites hit again by hackers, who seem unstoppable[ Wed, 12 Dec 2012 20:12:46 GMT ]Major U.S. banking websites are under a fresh set of attacks this week and suffering intermittent outages, with a group of hackers calling themselves "al-Qassam Cyber Fighters" again taking responsibility for the disruptions. The group wreaked havoc with online banking websites in September and October, too.