Let's say you want to receive 10% of your paycheck in cryptocurrency. Upon signing up at

Bitwage.com

, they will present you with their banking routing number and account number. When filling out your Direct Deposit Form, you will enter these details on the FIRST line with 10% (or whatever), and the SECOND line will be your bank account and signify you wish to send all of the "leftover" funds to that institution. You can always change these numbers or stop deposits by sending a new DD Form to your HR Department.

They do NOT need to know what or why you are sending money to a second account.