Sven Zehl

Information security, built to hold up under scrutiny.

Sven Zehl · Information Security Leader · Berlin

I build and lead information security functions in regulated, internationally distributed organisations: security strategy, Group-level governance across legal entities, and advising executive management and the board on security, risk and resilience.

Sven Zehl

Now

Director of Information Security and CISO

BaFin-regulated payments institution · Berlin

I lead a multi-layered organisation with team leads across Security Engineering, Security GRC and Technical Operations, own the security budget, and run a live DORA programme under supervisory scrutiny.

Before

CISO and Director of Security and Corporate IT

B2B SaaS company, part of a European software group

Security and internal IT end to end, including a 24/7 security operations approach, application and infrastructure security, and full budget ownership.

Head of Security Compliance

European health platform, four European entities

Delivered the first BSI C5 attestation for a healthcare SaaS provider in Germany, and led the investigation of a major security incident.

System Architect, Group Product Security Governance

Global industrial and IoT group

Lead editor of the binding Secure SDLC for all business units, representing the group in ISO/IEC JTC 1 SC 27, ETSI TC CYBER and CEN/CENELEC JTC 13.

Focus

  • Security operating models and multi-layered organisations
  • Product Security and Secure SDLC
  • Security Operations, detection and incident response
  • Client-side security and bot defence for high-traffic platforms
  • Third-party and supply-chain risk
  • AI security, and guardrails for AI-assisted development
  • ISO 27001, NIS2, DORA, SOC 2, BSI C5
  • Standardisation and regulatory alignment

Background

Engineer and researcher before moving into security leadership. Peer-reviewed publications at IEEE, ACM and IFIP venues with more than 300 citations, and standardisation work at ISO, ETSI and CEN/CENELEC.

  • DegreeM.Sc. Computer Engineering, TU Berlin
  • CertificationISO 27001 Lead Auditor
  • AwardBest Paper Award, European Wireless Conference 2017
  • TeachingLecturer, Berlin University of Applied Sciences (BHT), 2022–2023

Publications, speaking and teaching

Contact

sven@zehl-cyberconsult.de