Certification Scenarios

Run all required scenarios in the sandbox and document your results before submitting for certification review.

See Testing → Certification Scenarios → for the full scenario list with test cards and expected outcomes.

Quick reference — required scenarios

Card: C-01 through C-08 (authorization, capture, void, refund, declines) Idempotency: I-01, I-02 Webhooks: W-01, W-02, W-03 ACH (if applicable): A-01, A-02, A-03 Error handling: E-01, E-02, E-03

Submitting evidence

Document each scenario with the API request, response, and webhook payload. Submit via:

• Partner Portal → Certification → Submit Evidence
• Or email to your Cresora account manager

Certification checklist

Before submitting, confirm:

• All required scenarios completed in sandbox
• PCI SAQ completed (appropriate to your integration type)
• NACHA authorization language reviewed (if using ACH)
• Webhook signature verification implemented and tested
• Idempotency keys used on all POST requests
• Error handling covers 4xx and 5xx responses
• No raw card numbers in logs

See Go-live checklist → for the full pre-production checklist.