When LinkedIn maps 6,000+ Chrome extensions to real profiles — the privacy and DMA test
LinkedIn runs hidden JavaScript that checks for thousands of Chrome extensions inside users’ browsers, links those findings to identifiable LinkedIn profiles, and shares the results with third parties — a practice uncovered by Fairlinked e.V. in early 2026 that now sits at the intersection of GDPR Article 9 and the EU Digital Markets Act (DMA). […]