public String getKeyCheckValue() {
        return this.keyCheckValue;
    }
<p>
The key check value (KCV) of the encryption key. The KCV is used to check if all parties holding a given key have
the same key or to detect that a key has changed.
</p>
<p>
Amazon Web Services Payment Cryptography computes the KCV according to the CMAC specification.
</p>

@return The key check value (KCV) of the encryption key. The KCV is used to check if all parties holding a given
        key have the same key or to detect that a key has changed.</p>
        <p>
        Amazon Web Services Payment Cryptography computes the KCV according to the CMAC specification.
aws-java-sdk-paymentcryptographydata/src/main/java/com/amazonaws/services/paymentcryptographydata/model/GenerateCardValidationDataResult.java