Emerson Exchange Plus the Latest on Stuxnet

Coming down to the end of one of those weeks where I feel like if I have to put one more thing in my brain, it might explode. Between Emerson Exchange and the Stuxnet virus, I've had trouble keeping up.

Stuxnet, Conficker, Smart Grid, and National Security

The Stuxnet worm was arguably the first worm targeted at ICSs, in this case Siemens PLCs.  It was unknown until mid-July 2010, when it was identified by investigators with VirusBlockAda, a security vendor based in Minsk, Belarus.

When was Stuxnet found and why wasn't it disclosed to industry

According to researchers at Symantec (, they've identified an early version of the Stuxnet worm that was created in June 2009, and that the malicious software was then made much more sophisticated in the early part of 2010.

More on Stuxnet and a New SCADA Security Blog

This popped up in my email box this morning. It's a note from Eric Byres at Tofino. Eric is a well-known security expert and a sometime contributor to Control. "With announcement on Tuesday of the Microsoft patch for the Stuxnet vulnerability, we have updated our recommendations for addressing this critical...