public void setSasl(VpcConnectivitySasl sasl) {
        this.sasl = sasl;
    }
<p>
SASL authentication type details for VPC connectivity.
</p>

@param sasl
       <p>
       SASL authentication type details for VPC connectivity.
       </p>
aws-java-sdk-kafka/src/main/java/com/amazonaws/services/kafka/model/VpcConnectivityClientAuthentication.java