Out of any country on the planet, I can't think of a country that has been more focused than Iran from the high levels of government on cyber, and that includes the United States.

In 2018, my biggest worry is actually about North Korea. I worry a great deal that they may do a destructive attack, perhaps against our financial sector, in an attempt to deter a potential U.S. strike against either their nuclear facilities or even the regime itself.

The GRU is used for both tactical intelligence collection in the battlefield in support of Russian military operations and also strategic active measures or psychological warfare overseas.

Dmitri Alperovitch Quotes