The ANZ eGate (anz.com) payment gateway integration is a Bank Hosted integration meaning the user is re-directed to a secure page hosted by ANZ eGate to submit their card details then returned to your site and the cart where a confirmation page is displayed.
Merchant ID - This is a required field for the gateway. MerchantID is a unique id that identifies you with the gateway provider.
Access Code - This is the gateway Access Code and is a required field. ANZ assigns an Access Code to you when you sign up for their gateway services.
Secure Hash Secret - This is the gateway Secure Hash Secret key and is a required field. ANZ assigns an Secure Hash Secret key to you when you sign up for their gateway services.