But you don't just store social media ids. You seem to misunderstand that you're entering into a partnership with a third party. They become a data processor o

But you don't just store social media ids. You seem to misunderstand that you're entering into a partnership with a third party. They become a data processor on your behalf. They process a whole lot more, and you have access to a lot of that data. Fortunately, the social media platform includes the privacy policy and consent process in their onboarding of users, so you don't need to worry about it for the purposes of social login.