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Payer Authentication {#payer-authentication}
============================================

26.01.01
--------

New Jaywan Card Test Numbers
:
![](/content/dam/documentation/cybs/en-us/topics/reference/notes/doc-relnotes/images/new-15x75.svg/jcr:content/renditions/original) Added Jaywan card numbers for the 3-D Secure 2.x test cases. See [Test Cases for 3-D Secure 2.x](https://developer.cybersource.com/docs/cybs/en-us/payer-authentication/developer/all/so/payer-auth/pa-testing-intro/pa-testing-3ds-2x-intro.md "").  
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