How can I be sure that when I win, no one will know me?
The bonus will be transferred to the wallet as you proceed to withdraw the money, of course, no one will know you by looking at the coded characters of the wallet.
In the future, can CSC Jackpot's payment gateway be able to integrate additional coins other than Bitcoin?
Of course, it would have been if the CSCJ had a large number of permanent players, and it was really good for the CSCJ to expand beyond just a coin.