Photos, and even videos and they also want photo of you with a note of something while holding the ID.
That is way too much that I hate to do it sometimes but just have to so that I can exchange whatever token that I have back to bitcoin.
Even when you change your phone and want the 2fa code from google authentication to be transferred to another phone need a picture with a note of 2FA change. Crap.
I agree it is too much for you as customer, but exchanges need to carry out all that their authorities have determined, it is too much work for them also, but they need to adapt or loose licenses. The idea of anonymous currency simply can not exist in the global world, governments want to know as much data as possible and BTC is not fit in that plans. When we consider terrorism, drug trafficking, arms trafficking, smuggling of people and many other bad things people do these days, flow of money needs to be regulated.
Of course there will always be those who will use false data and some better anonymous cryptocurrency to hide their tracks.