Configure `Payer Authentication` Using the PECS API {#pecs-config-payerauth}
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This section shows you how to configure `Payer Authentication`.

Endpoint {#pecs-config-payerauth_d7e638}
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**Production:** `POST ``https://api.visaacceptance.com``/products/v1/product-setups`{#pecs-config-payerauth_d7e645}  
**Test:** `POST ``https://apitest.visaacceptance.com``/products/v1/product-setups`{#pecs-config-payerauth_d7e655}