On 31 January 2025, the Competition and Markets Authority (CMA) adopted the update report on its assessment of Google’s implementation of privacy sandbox commitments. The report details the progress made in addressing competition and privacy concerns, focusing on Google’s compliance with the commitments made in 2022 pertaining to its privacy sandbox and the implications of its revised approach to third-party cookies. The report highlighted that Google addressed feedback on privacy sandbox components, including the topics of application programming interface (API), protected audience API, and broader governance matters. The report highlighted that Google also responded to calls for extended Interest Group lifespans, improved A/B testing tools, and better support for native ads. Additionally, the company outlined ongoing work on privacy-preserving model training, partitioned cookies, and cross-site privacy boundaries.
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