The group's moniker, Izz ad-Din al-Qassam, was a Muslim preacher who lead in the fight against British, French and Jewish nationalist organizations in the Levant in the 1920s and 1930s.
Lieberman told C-Span that he believed the Iranian government was sponsoring the group's attacks on US banks in retaliation for Western economic sanctions.
[5] An early report by Dancho Danchev found the amateurish "outdated and virtually irrelevant technical skills" of the attack suspicious.
[6] But Michael Smith, senior security evangelist at Akamai, found the size of the attacks—65 gigabits of traffic per second—more consistent with a state actor (such as Iran) than with a typical hacktivist denial of service attack which would be less than 2 gigabits/second.
On February 12, 2013, the Qassam Cyber Fighters issued a warning[13] that the other copies of the movie referenced in their January 29 posting should be removed.