Creating the Iframe
Create an iframe that is the same size as the Challenge Window Size to send a POST
request to the step-up URL. Study this example.
Send a POST Request to the Step-Up URL
<iframe name=”step-up-iframe" height="400" width="400"></iframe> <form id="step-up-form" target=”step-up-iframe" method="post" action=" https://centinelapistag. cardinalcommerce.com/V2/Cruise/StepUp"> <input type="hidden" name="JWT" value="eyJhbGciOiJIUz I1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJmNmFmMTRmOS04YWRjLTRiNzktOGVkYS04YWVlMTI2NTkzZTEiLCJp YXQiOjE1OTYwNTEyNzYsImlzcyI6IjVkZDgzYmYwMGU0MjNkMTQ5OGRjYmFjYSIsImV4cCI6MTU5NjA1NDg3NiwiT3Jn VW5pdElkIjoiNTVlZjNmNTZmNzIzYWE0MzFjOTlkNTRiIiwiUGF5bG9hZCI6eyJBQ1NVcmwiOiJodHRwczovLzBt ZXJjaGFudGFjc3N0YWcuY2FyZGluYWxjb21tZXJjZS5jb20vTWVyY2hhbnRBQ1NXZWIvY3JlcS5qc3AiLCJQYXlsb2 FkIjoiZXlKdFpYTnpZV2RsVkhsd1pTSTZJa05TWlhFaUxDSnRaWE56WVdkbFZtVnljMmx2YmlJNklqSXVNaTR3SWl3 aWRHaHlaV1ZFVTFObGNuWmxjbFJ5WVc1elNVUWlPaUpsTkdKaVpqazNNeTFqTW1FeUxUUTNOREF0T1RWak5 DMWpNVGhoTVRNeE16TmlPRFFpTENKaFkzTlVjbUZ1YzBsRUlqb2lNVGMzT0RFM016SXROREk1TVMwME1HUmlMVG xoTkRndE1ESm1OREpoTlRZd1lqYzVJaXdpWTJoaGJHeGxibWRsVjJsdVpHOTNVMmw2WlNJNklqQXlJbjAiLCJUcm Fuc2FjdGlvbklkIjoiQnh5a0hYVEp4M1JuNHBGWnF1bjAifSwiT2JqZWN0aWZ5UGF5bG9hZCI6dHJ1ZSwiUmV0 dXJuVXJsIjoiaHR0cHM6Ly9taWNoYWVsdGF5bG9yLmlvL2N5YnMvc3RvcmVEZW1vL3B1YmxpYy9saXN0ZW5lci5 weSJ9.H8j-VYCJK_7ZEHxGz82_IwZGKBODzPaceJNNC99xZRo" /> <input type="hidden" name="MD" value="optionally_include_custom_data_that_will_be_returned_as_is”/> </form>