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noyb win: Microsoft ordered to stop tracking school children

Minors Monitoring Cookies Right of Access Supervisory Authorities
Jan 27, 2026 Source noyb.eu

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Data Subject Rights noyb has scored another win in its proceedings against Microsoft 365 Education: The Austrian data protection authority (DSB) has decided that the company illegally installed cookies on the devices of a pupil without consent. According to Microsoft’s own documentation, these cookies analyse user behaviour, collect browser data and are used for advertising. Microsoft now has four weeks to comply and cease the use of tracking cookies. Decision by the Austrian DSB (DE)PR for previous DSB decision against MicrosoftOriginal complaints from 2024Background. In June 2024, noyb had filed two complaints concerning Microsoft 365 Education in schools with the Austrian DSB. The first complaint was decided in October 2025. Back then, the DSB held that Microsoft violated the right of access under Article 15 GDPR. The second complaint, which has now been decided, concerned the use of unlawful tracking cookies in Microsoft 365 Education.Second noyb win against Microsoft. In its most

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