Computer systems at Saudi oil giant Aramco have been taken offline by a computer virus only days after a similar cyber attack. It is the second cyber attack targeting Aramco computer network in less than a month. According to the company 30,000 of its computers were knocked out in the first attack on Aramco in September. The company said 30,500 computers were taken out in that attack. The first cyber attack targeted Aramco’s computer network was carried out in November 2012, 2012, 2013 and 2014.”]
Source: http://hilf-ol-fozoul.blogspot.com/2012/09/second-cyber-attack-hits-saudi-oil.html