Public institutions and private companies are investing more and more in cybersecurity. The challenges related to cybersecurity affect both state actors and private players, both called to adopt the best solutions to protect their computer systems from attacks that are increasingly able to paralyze entire structures and production chains. The cyber space is - today - one of the terrain on which the future of the competition between States and economic systems is playing out. Together with the guests of the round table we will talk about the most common challenges to be faced and the many opportunities to be seized in the partnership between public and private in this delicate sector.