Secure Commerce Application (SCA) supports several deployment models.
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Use this page to choose a path, prepare your environment, and complete a first transaction.
Choose your integration path
Semi-integrated application — Use this path when the POS controls the payment flow
Standalone application — Use this path when transactions begin on the terminal
Start with the main behaviour and feature set.
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Validate the target terminal and screen flow before testing.
Use a host guide when your processor changes the flow or supported commands.
Confirm the device has the expected hardware and software.
Choose the transport that matches your POS environment.
SCA can use ports 80 or 443.
If WebSocket auth bypass is enabled, standard pairing does not apply.
Most semi-integrated flows start with POS registration.
Verify the pairing before processing payments.
Open a session before sending payment commands.
Use Training Mode while validating the flow.
Use CAPTURE for a one-step sale. Use AUTH and CAPTURE for a two-step flow.
CAPTURE
AUTH
Map response fields before go-live. Then cover edge cases and recovery paths.
Last updated 1 month ago
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