The Stuxnet is a malicious computer that programmable logic controllers (PLCs). In 2009 on Iran, it has a serious nuclear accident from Stuxnet which is a trouble to have forced the head of Iran's Atomic Energy Organization to resign because of a programming error. In 2010 it was announced that have the major technical problems in uranium enrichment at Natanz and have destroyed more centrifuges. The Stuxnet cause an infected Iranian IR-1 centrifuge to force parts of the centrifuges to destroy the machine. The Stuxnet can block the semaphore and alarms to control center, spy on the industrial systems, and speed spin of centrifuges until tearing in the Iran’s nuclear program that cause the damages occurred. Besides, the Stuxnet repair the platform for attacking modern SCADA such as automobile or power plant.