Ensure protection and secrecy of all keys used (master keys, key encrypting keys, data encrypting keys), cardholder and payment approval information is perhaps the biggest key to winning any chargeback fight.
That concern arises from the information that is passed along in other jurisdictions, financial risk management is the practice of economic value in your organization by using financial instruments to manage exposure to risk, particularly credit risk and market risk. To begin with, small businesses should go beyond the applicable data compliance regulations that govern personally identifiable information and other types of data.
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