Safe. Generally speaking, it is safe to bind bank cards on JD.com. As long as the account number and password are not lost, and the bound mobile phone number is not lost or stolen, it is safe. Of course, you can also cancel the binding if it is no longer needed. In addition, individuals should also pay attention to safety. First of all, JD.com needs to bind their mobile phone number and perform real-name authentication at the same time;