Johannes advises technology-driven businesses on European digital regulation. His practice spans data protection, data and IT law, and cybersecurity, with a particular focus on platform regulation and regulatory risk. He regularly counsels online platforms on content moderation, transparency, and reporting under the Digital Services Act and the European Accessibility Act; defends clients in GDPR-related investigations and litigation; and designs and oversees notice-and-takedown workflows under the DSA. He also helps companies build and operationalise compliance programmes under European cybersecurity regimes, including the NIS 2 Directive and the Cyber Resilience Act, and guides incident preparedness, response, and remediation.