That is was writen on policy[1]. Take it simple :
Please read the following carefully to understand how and why the Site and the Platform use your IP Address and cookies. If you do not accept or agree to the practices described in this Policy, you must exit both the Site as well as the Platform immediately. Continued use will be deemed to amount to your full acceptance and consent.
[1]
https://bittrex.zendesk.com/hc/en-us/articles/360001412166]
I just assume for step to verify link to email like given an information for validiation account need permision to login... so that's why I assuming as similar like 2fa.
You're not understanding what we are trying to say.
We all know they collect information about us (our pc, network, etc). The question is WHY THEY ARE COLLECTING """PRIVATE IP ADDRESSES""" instead of """PUBLIC IP ADDRESSES"
There is a difference between
PUBLIC IP ADDRESS and
PRIVATE IP ADDRESS. Google it.