Mastercard Authorization Systems and Business Rules
This course teaches how Mastercard authorization systems operate. You will design effective issuer rules, select accurate response codes, minimise false declines, combat fraud, and ensure compliance to increase approval rates, safeguard revenue, and enhance cardholder experience.

from 4 to 360h flexible workload
certificate valid in your country
What will I learn?
Mastercard Authorization Systems and Business Rules offers practical insights into Mastercard authorisation processes, covering ISO 8583 and ISO 20022 message flows, EMV card-present procedures, fraud detection, and risk assessment. Gain skills to create issuer decision logic, use appropriate response codes, manage intricate scenarios, and comply with US, EU, and Brazil regulations while optimising approval rates and minimising disputes.
Elevify advantages
Develop skills
- Design issuer rules to build smart declines that boost approvals.
- Master response codes by mapping precise Mastercard codes to issuer actions.
- Build fraud controls using risk scoring, 3DS, and velocity checks in real time.
- Configure stand-in and compliance rules to align with US, EU, and Brazil mandates.
- Turn complex scenarios into policy by scripting rule engine flows for auth cases.
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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Course in PDF