APR 15 2026 DACHsec IT Security Summit 2026 15.04.2026 – 16.04.2026FrankfurtCyber Series Cyber Security Architecture Speaker & Themen F Florian AugthunCyber Security Architecture D Daniel Maier-JohnsonCISO / Enterprise Cybersecurity C Chuks OjemeCybersecurity Thought Leadership K Katarzyna BukowskaCyber Security Operations