              <div class="abstract">
                        <p>Determines whether the <code>URLRequest</code> failed due to an authentication error based on the <code>HTTPURLResponse</code>.</p>

<p>If the authentication server <strong>CANNOT</strong> invalidate credentials after they are issued, then simply return <code>false</code>
for this method. If the authentication server <strong>CAN</strong> invalidate credentials due to security breaches, then you
will need to work with your authentication server 