Given Russia's cyber skills, it's not surprising that a Russian entrepreneur, Eugene Kaspersky, runs one of the world's leading companies offering protection from malware and online crime.
But with the current tensions between Russia and the West, Kaspersky's ties to the Russian government have raised questions.
There's a line in the 2007 movie Die Hard 4: Live Free Or Die, when in the midst of a wave of cyberterrorism, the villain warns "you have no idea who you're dealing with."
The same might be said of Kaspersky, a man whose company