TikTok mobile video-sharing app company logo on phone screen with internet homepage in background.

Photo: 123RF

TikTok is the social media app that feels like it is taking over the world… or at least our kids.

It is massive, it is addictive – and there are also huge security and privacy concerns, mainly because it comes from China.

The US tried to ban it, then reversed that. Here in New Zealand – it is banned on parliamentary devices.

But can we separate genuine security concerns from the international politics.

RNZ explainer editor Katie Kenny breaks it down.