Welcome to TinyDeal.
The following cases are unable to verified by 3D Secure:
1. Card not enrolled
2. Enrollment check- time out
3. Enrollment check errors
4. Card enrolled - successful authentication (with and without authentication window)
5. Card enrolled - successful authentication but invalid PARes (with authentication window)
6. Card enrolled - attempts processing (with authentication window and card enrollment option)
7. Card enrolled - incomplete authentication
8. Card enrolled - unsuccessful authentication (with authentication window)
9. Card enrolled - unavailable authentication
10. Card enrolled - authentication error
If the above cases happen, please contact your bank to make sure the information, thank you for your understanding.
Any questions please contact us by Customer Service Express: https://help.tinydeal.com/contact-us