Chargebacks & Disputes FAQ

What are authorization codes?

During a credit card transaction, the issuing bank’s system generates and sends a code that either approves (authorizes) or declines a sale. This code, generally consisting of five or six numbers, is used by merchants to verify that the sale was approved.*

 

*https://www.mastercard.us/en-us/merchants/get-support/merchant-learning-center/glossary.html

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