What are often seen as childish pranks are in fact part of a dangerous growing trend especially among today's young talented techies.
Cybercrime is becoming more and more common in Russia, with a growing number of technology graduates getting involved.
Moscow has long turned a blind eye to it but fears that it will deter foreign investors has pushed the Russian government to announce a crackdown.
Al Jazeera's Neave Barker reports on the dangerous trend from Moscow.
Source: Al Jazeera