APR 28 2026 Cybersecurity Summit Hamburg 28.04.2026 – 29.04.2026HamburgCybersecurity Summit Cybersecurity / Ethical Hacking Speaker & Themen N Noël FunkeCybersecurity / Ethical Hacking C Chris MüllerCybersecurity / FinTech S Sebastian SchreiberPenetration Testing D Dennis Kim SchmidtPublic Sector IT Security M Markus EngelkeEnterprise Cybersecurity