Artturi Lehtiö Artturi Lehtiö, born in Finland, began his computer science studies at Aalto University in 2010 and is currently finishing his Bachelor of Science degree. He has been employed by Finnish security company F-Secure since 2014 where he currently works as a researcher focusing primarily on threat intelligence, threat hunting and reverse engineering. When not at work, he can often be found performing newer French horn music with the Retuperä Voluntary Fire Brigade Band.