The Irish Data Protection Commission (DPC) announced a penalty of 345 million euros (U.S. $368 million) against popular social media company TikTok over alleged violations of the European Union’s General Data Protection Regulation (GDPR) during a five-month period in 2020.

The fine against TikTok Technology Limited addresses alleged violations of Articles 5, 12, 13, 24, and 25 of the GDPR, specifically in relation to public-by-default and age-verification settings on its platform, the Irish DPC said in a press release Friday.