Required email confirmation has been added for API withdrawals. When you request a withdrawal, a confirmation code will be sent to your email.
If user has Two-factor authentication (2FA) enabled, he will also be requested to confirm 2FA.
Follow the links to get acquainted with the new functionality:
https://docs.alterdice.com/#api-Private_API-Withdraw
https://docs.alterdice.com/#api-Private_API-Withdraw_Create
https://docs.alterdice.com/#api-Private_API-Confirm_Withdraw