We're NOT withdrawing people's balances.
With so many player that have the same problem it seems there are something going on with your system since you have claimed that it is not you guys that are interfering with balances. You should do cross references check with all those withdrawal address as well as IP that withdraw from the account
Yes, we checked logs and how the API was accessed. It was all user initiated withdrawals. There's no reason to believe that our system was compromised. More than a couple of users made the mistake of revealing their account secret URL in the past so we're moving away from this and are pushing an update that forces people to password protect their accounts.