Eurocontrol, the European air traffic control agency, has revealed that it has been under cyber attack for the last week, and says that pro-Russian hackers have claimed responsibility for the disruption.
When you first see the headline in the likes of the Wall Street Journal, it's a scary thing to read.
But dig a little deeper, and you realise that the err.. sky is not falling.
Read more in my article on the Hot for Security blog.