public String getKeyArn() {
        return this.keyArn;
    }
<p>
The <code>keyARN</code> of the CVK encryption key that Amazon Web Services Payment Cryptography uses to generate
CVV or CSC.
</p>

@return The <code>keyARN</code> of the CVK encryption key that Amazon Web Services Payment Cryptography uses to
        generate CVV or CSC.
aws-java-sdk-paymentcryptographydata/src/main/java/com/amazonaws/services/paymentcryptographydata/model/GenerateCardValidationDataResult.java