Izz ad-din al-Qassam Cyber Fighters claimed responsibility for the first wave of attacks as retaliation for the amateurish Innocence of Muslims film that mocked the Islamic prophet Mohammed. Iran’s defense minister said that the Zionist regime is another “blatant example of cyber terrorism” US Defense Secretary Leon Panetta said Iran is responsible for cyberattacks launched against Saudi Aramco and RasGas and US banks. Iran had been the target of numerous cyber attacks, which had been carried out to disrupt the country’s industrial systems but Iranian experts had been able to successfully monitor and counter the threats.
Source: https://thehackernews.com/2012/10/iran-us-is-source-of-cyber-terrorism.html