Generate a Secret Key for an Existing Merchant ID Using a REST API Request

You can use a REST API request to generate a secret key for an existing merchant ID (MID). Enter these values in the

mposUi

 instance you create.

You must authenticate each request that you send to a

Visa Acceptance Solutions

API. In order to authenticate an API request, you can use a REST shared secret key or a REST certificate. For more information about authentication requirements, see

Getting Started with REST

.