It's not about the frequency of login times they are requesting you to put in your login details, it's about if the information you're giving are not too sensitive to your security safety, if you should appear once in giving them your private informations then it's as perfect as meeting up with their timing against you, of you think about what they are demanding is going beyond your affordability, then try to stop and finds in another gambling platform to use if you never go far with them.