Mastercard Authorization Systems and Business Rules
Discover how Mastercard authorisation functions in practice. Develop effective issuer rules, select accurate response codes, minimise false declines, combat fraud, and ensure compliance to enhance approval rates, safeguard revenue, and elevate cardholder satisfaction.

from 4 to 360h flexible workload
certificate valid in your country
What will I learn?
This practical course on Mastercard Authorisation Systems and Business Rules explains authorisation processes, including ISO 8583 and ISO 20022 messages, EMV steps, fraud detection, and risk assessment. Gain skills to create issuer decision logic, use appropriate response codes, manage complex cases, and comply with US, EU, and Brazil regulations while optimising approvals and minimising disputes.
Elevify advantages
Develop skills
- Design issuer rules to create intelligent declines that increase approvals.
- Master response codes by mapping exact Mastercard codes to issuer actions.
- Develop fraud controls using real-time risk scoring, 3DS, and velocity checks.
- Configure stand-in processing and compliance to meet US, EU, and Brazil requirements.
- Convert authorisation scenarios into policies by scripting rule engine flows.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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