Mastercard Authorization Systems and Business Rules
Learn how Mastercard authorization really works. Design smarter issuer rules, choose precise response codes, cut false declines, fight fraud, and stay compliant—so you boost approval rates, protect revenue, and improve cardholder experience.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
Mastercard Authorization Systems and Business Rules is a focused, practical course that shows you how Mastercard authorizations really work, from ISO 8583 and ISO 20022 message flows to EMV card-present steps, fraud checks, and risk scoring. Learn to design issuer decision logic, apply the right response codes, handle complex scenarios, and meet US, EU, and Brazil network and regulatory requirements while protecting approval rates and reducing disputes.
Elevify advantages
Develop skills
- Design issuer rules: build smart, non-generic declines that lift approvals.
- Master response codes: map precise Mastercard codes to issuer actions.
- Build fraud controls: apply risk scoring, 3DS, and velocity checks in real time.
- Configure stand-in and compliance: align rules with US, EU, and Brazil mandates.
- Turn scenarios into policy: script rule engine flows for complex 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
Your classes are perfect. I purchased the one-year package and finally have the chance to follow several topics I'm interested in without needing to switch platforms... I appreciate everything you do, I've already recommended you to others...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the supplementary videos really help with learning.

Giulio CarloPrompt Engineering Student
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