https://devzone.nordicsemi.com/f/nordic-q-a/97995/mcuboot-dfu-public-key-didn-t-matchI am adding a bootloader to my project for OTA DFU. App core and net core update was successful in the 1st stage bootloader configuration, I&#39;m configuring a second stage bootloader to update the bootloader. My settings are below. &lt;prj.conf&gt; &lt;hci_rpmsgen-USTelligent Community 13Mon, 03 Feb 2025 07:13:37 GMThttps://devzone.nordicsemi.com/thread/521022?ContentTypeID=1Mon, 03 Feb 2025 07:13:37 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5e988110-1247-4e61-8c12-5a3060fc323ejing<p>can you share how you solved this &quot;public key didn&#39;t match&quot; error?</p> <p></p> <p>thank you</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/416956?ContentTypeID=1Thu, 23 Mar 2023 05:22:48 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b6c2047c-64ea-4810-b7ef-7dbf2a4b2029John Lee<p><span>I solved the problem</span><br /><span>Now I can successfully update the bootloader, app core, and net core.</span><br /><span>I&#39;ll close the case.</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/416937?ContentTypeID=1Wed, 22 Mar 2023 23:21:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c06d3aed-ceb6-4dd5-b91c-e394df98b02aJohn Lee<p><img style="max-height:240px;max-width:320px;" alt=" " src="https://devzone.nordicsemi.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/4/mcuboot.JPG" /></p> <p>I attach the mcuboot log</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/416923?ContentTypeID=1Wed, 22 Mar 2023 21:04:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5209d54a-6d8f-42cd-8637-478939c4b688Hieu<p>Hi John,</p> <p>It seems the crucial mcuboot failure log was missing. Could you please update your post with it? Also please reply once you are done so I get a notification to return here.</p> <p>Hieu</p><div style="clear:both;"></div>