What is stuxnet ?

STUXNET is a window specific coputer worm ,it was first discovered in July 2010 by VirusBlokAda, a security firm based in Belarus. It is the first discovered worm that spies on and reprograms industrial systems, and the first to include a programmable logic controller rootkit. What’s crucial is that having affected the controls, the virus can transfer the effective command of these installations to a remote location – mostly overseas. The Stuxnet can shut down or transfer control of any installation as long as it has an intelligent electronic control systems. The authors of the virus are capable of monitoring inputs and changing outputs. This implies that this malware could lead to system shutdowns, explosions or inability to control important attributes like pressure and temperature — critical to power plants and process-driven installations. India is the third largest infected nation, after Iran and Indonesia.