ocessed.</li>
</ul>
<h4 id="measures">Measures</h4>
<p>It is advised that you implement a server-side payment verification on top of this status reporting, to avoid being affected by any hacks in the UPI transaction workflow on client's phone.</p>
<h3 id="ios">iOS</h3>
<h4 id="flow-2">Flow</h4>
<ul>
<li>On iOS, the <a href="https://github.com/reeteshranjan/upi_pay/files/6338127/UPI.Linking.Specs_ver.1.6.pdf">UPI Deep Linking And Proximity Integration Specification</a> is implemented using iOS custom schemes