<xs:element name="PinBlock" type="pinBlockType" minOccurs="0" xmlns:xs="http://www.w3.org/2001/XMLSchema">
  <xs:annotation>
    <xs:documentation>
      <p xmlns="http://Hps.Exchange.PosGateway">PIN block generated from the encrypted cardholder PIN and key serial number (KSN); see the guide for the specific PIN pad device being used to determine how to obtain the data elements required to create a PIN block.</p>
      <p xmlns="http://Hps.Exchange.PosGateway" />
      <p xmlns="http://Hps.Exchange.PosGateway">
        <strong>Note:</strong> Portico requires the order of the data to be encrypted PIN followed by the KSN. If the encrypted PIN was 11111111 and the KSN was 22222222, the PIN block would have to be 1111111122222222 when sent to the gateway.
            </p>
    </xs:documentation>
  </xs:annotation>
</xs:element>