Avoid EpicGlobal entirely. No in-game advantage is worth losing a potentially years-old account with progress and purchases.
This is the most severe risk. While giving away your UID is relatively safe (anyone can see your UID in co-op), the secondary steps often ask for your or verification codes . epicglobal genshin impact
The internet is filled with "too good to be true" offers. In the world of Teyvat, the only guaranteed way to protect your Paimon is to keep your UID out of the hands of grey-market vendors like Epicglobal. Avoid EpicGlobal entirely