The missing piece of the puzzle
Okay can help you with
![Okay can help you with](https://media.crystallize.com/okay/19/9/11/1/group-467.png)
![3DS Out-of-Band Challenge](https://media.crystallize.com/okay/19/9/26/3/3dsout-of-band.png)
3DS Out-of-Band Challenge
When your ACS requires a 3DS 2.x challenge Okay can secure the entire transaction verification process, including a secure environment within your banking app.
![Money Transfer](https://media.crystallize.com/okay/19/9/19/12/moneytransfer.png)
Money Transfer
Here's an example of SDK use in the banking app to transfer money.
![Multiple Devices 2FA](https://media.crystallize.com/okay/20/4/3/34/multipledevices.png)
Multiple Devices 2FA
This is a 2FA out-of-band verification.
![Methods to Activate 2FA](https://media.crystallize.com/okay/19/9/19/9/enrolling.png)
Methods to Activate 2FA
Okay will provide a link between the device and account and create a very secure local storage.
![New Recipient](https://media.crystallize.com/okay/19/9/19/14/newrecipient.png)
New Recipient
New Recipient is used to create new money-transfer recipients and secures a very sensitive part of the user-flow .
![2FA Access to Web Service](https://media.crystallize.com/okay/20/4/3/57/2fa-accessweb.png)