The Westpac payment extension for WooCommerce allows you to take payments directly to your store without redirecting your customers to a third party site to make payment. Westpac PayWay API as a credit card processor, using their fully integrated API process. Westpac acts as a digital key to securely process your credit card payments in real-time. Westpac accredited third party payment gateway as the intermediary between sales and your bank account.