1 Your results for each TExES test are reported as a score in the range of 100-300, with a total test scaled score of 240 as the minimum passing score.
The Stuxnet worm is detected. It is the first worm known to attack SCADA (supervisory control and data acquisition) systems. 2011. The Duqu worm is discovered. Unlike Stuxnet, to which it seems to be related, it was designed to gather information rather than to interfere with industrial operations. 2012 Flame is discovered and found to be used in cyberespionage in Iran and other Middle Eastern countries.
Before they knew what targets Stuxnet had been designed to go after, the researchers at Kaspersky and other security firms began reverse engineering the code, picking up clues along the way: the number of infections, the fraction of infections in Iran, and the references to Siemens industrial programs, which are used at power plants.