German Developers Reveal How Easily They Can Access Their Own Data from Major Companies

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Author

Leonhard Pitz

Published

October 22, 2026

Dennis Schulz and Gregor Ziegltrum, software developers from TNG Technology Consulting, requested data copies from over 100 companies, including major tech firms and banks, to understand their digital footprint. They found that most companies were cooperative, but some tricked users into requesting only partial data. The developers shared their findings at a company conference and provided tips for others to follow. They also highlighted that some companies, like a Swiss app provider, refused to provide full data access, citing inconvenience. Their experiment underscores the complexity of data access under the GDPR. More: netzpolitik.org

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