This is the proof that their concern to the players is indeed that good because they wanted to make sure that you are the rightful owner and needs clarification.
This is the rules of legit site mate and not just letting you resetting your password that easy.
You'll love this in the future when hacking or attempt happens on your end.
What the support is asking him is to send them a message using the same email address he used to register in the platform then wait for a response.
What Dewi Aries is most likely asking is to ask for password reset then receive an automatic authentication email to his account.
Both methods will prove that he is the real owner of the account but the latter is more convenient.
If what you think support would do is ask him to verify identity then that's another matter.
There is a new addition on Rollbit called gamified crypto trading. I never tried it before, however they should display more information in order to make it more trust worthy. For now, quite decent but more walk to go..
I was just exploring the site and found this interesting. Most people gamble their money by buying coins and tokens because of a tweet or a TV show anyway so this could work for Rollbit.