Gateway+ payment flow harness

Run same payment data directly or inside merchant iframe.

Open direct payment

Card data stays in this local harness and is never added to Gateway+ URL. Iframe mode needs this page's HTTPS origin in organisation AllowedIframeDomains.

Apple Pay domain verification

Select the original verification file downloaded from Apple. It will be served on this harness host at /.well-known/apple-developer-merchantid-domain-association. This does not update Gateway+ or merchant hosts.

The local filename and extension are ignored; the file contents are saved at the required path. Maximum size: 256 KB.

Open the verification file served by this host

Test payment data

Use these values in Gateway+ card and billing fields.

Card number 4263 9700 0000 5262
Expiry 10/31
CVV 123
Cardholder name Test User
Email test@example.com
Billing address 1 Test Street, London, SW1A 1AA, GB

Parent events

No payment-result events received.