Secure Real-time Communication and Computing Infrastructure for Industry 4.0 - Challenges and Opportunities. - Erich Zielinski; Julius Schulz-Zander; Marc Zimmermann; Christian Schellenberger; Alejandro Ramírez; Florian Zeiger; Mathias Mormul; Felicitas Hetzelt; Felix Beierle; Harald Klaus; Hanspeter Ruckstuhl; Alexander Artemenko (NetSys, 2019)