# Checkout

Describes the Checkout API used for accepting payments

{% hint style="warning" %}
**To start accepting eCommerce transactions using v2 card capture method, you will need to generate a** [**Secure Card Capture Key**](https://docs.verifone.com/online-payments/api-integration-methods-auth-and-endpoints/secure-card-capture-key)**.**
{% endhint %}

For obtaining your authentication credentials, see <https://docs.verifone.com/online-payments/api-integration-methods-auth-and-endpoints/api-authentication>.

For Sandbox API documentation, see: <https://cst.checkout.vficloud.net/docs>.


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