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Teresa Ribera

Teresa Ribera

EU Executive Vice-President and Competition Commissioner (Antitrust Chief)

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Europe’s big tech crackdown under the DSA and DMA

Rule Changes

Leading EU competition and DMA enforcement against major platforms

The European Union is in the middle of an unprecedented crackdown on Big Tech, using a new arsenal of digital laws — the Digital Services Act (DSA), the Digital Markets Act (DMA) and long‑standing competition and privacy rules — to challenge the power and business models of U.S.-based tech giants. Since 2023, Brussels has designated six major platforms as “gatekeepers,” imposed structural obligations on their core services, and begun opening formal proceedings against firms like X, Google, Apple and Meta over monopolistic conduct, opaque algorithms, deceptive interface design and failures to police harmful content.

Updated Dec 11, 2025