White Paper on Industry Experiences in Critical Information Infrastructure Security: A Special Session at CRITIS 2019. - Giacomo Assenza; Valerio Cozzani; Francesco Flammini; Nadezhda Gotcheva; Tommy Gustafsson; Anders Hansson; Jouko Heikkilä; Matteo Iaiani; Sokratis K. Katsikas; Minna Nissilä; Gabriele Oliva; Eleni Richter; et al. (CRITIS, 2019)