[0x00000000]

tiktok share links also dox you. they have a banner with the name and profile picture of the person that shared it

[troupo]

They also track your friends and acquaintances through shares. Even if you don't give them access to contacts, and don't even use TikTok beyond scrolling through videos, they will start suggesting people who have seen your shares as your friends.

[qingcharles]

Facebook's too.