public VpcConnectivityTls getTls() {
        return this.tls;
    }
<p>
TLS authentication type details for VPC connectivity.
</p>

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