Digital technologies have changed the 'traditional' organized crime landscape in various ways,specifically with regard to the criminal groups' operating structure, modus operandi and their memberprofiles. In a recent survey conducted with more than 400 experts of the Global Initiative's Network ofexperts, cybercrime has been cited as the biggest global trend in organized crime (OC) over the nextdecade, followed by drug trafficking and human trafficking. Concerning the cross-cutting issues havingthe most impact on the European illicit markets, technology has been ranked in the top three, alongsidegeopolitics and demographics shifts / migration. In our upcoming 'cyber primer', we have thereforeexplored how technologies and their growth have affected the five major illicit markets and theirdynamics, as well as the resulting law enforcement challenges. Finally, to illustrate how technologiescan also be used as a counter-strategy to transnational organized crime, examples of tech toolsdeveloped to fight human trafficking will be discussed.