Artificial Intelligence (AI) will improve the security of IT systems in the future. In the hands of cybercriminals, on the other hand, it opens up whole new avenues of attack for threatening IT security. The AI systems themselves also have to be protected from manipulation. The “Artificial Intelligence and IT security” white paper published by Plattform Lernende Systeme for Hannover Messe 2019 analyses the dynamic between IT security and AI. The authors, who are drawn from the fields of business, science and public authorities, call on small and medium-sized enterprises and IT specialists in particular to help build up core skills.