https://devzone.nordicsemi.com/f/nordic-q-a/95850/testing-secureboot-signature-failureHello - I am evaluating secureboot on the nrf9160. I have followed your very-good secure immutable bootloader example - and I can see from the serial output the image is verified successfully. I have tried next to verify the output of a failure to testen-USTelligent Community 13Fri, 27 Jan 2023 14:46:08 GMThttps://devzone.nordicsemi.com/thread/406886?ContentTypeID=1Fri, 27 Jan 2023 14:46:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:73e2152a-3688-4c79-b2df-30495c15020cMenon<p>Hello,</p> <p>Sorry for the response time I took.</p> <p>Take a look at <a href="https://github.com/hellesvik-nordic/samples_for_nrf_connect_sdk/tree/main/bootloader_samples/updatable_bootloader/nsib_simple">this sample</a> from my colleague which explains a simple sample using NSIB. In this sample you can see the how image get swap .So when you upload an incorrectly signed image you can see the failed update.</p> <p></p> <p>Kind Regards,</p> <p>Abhijith</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/406331?ContentTypeID=1Tue, 24 Jan 2023 16:40:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:26168585-79f4-4f69-8d12-222f4962a61cfratetimoteo<p>Hello Abhijith&nbsp; I am using the latest, 2.2.0!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/406089?ContentTypeID=1Mon, 23 Jan 2023 15:56:03 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f79cf984-8a5f-4b10-8cc8-6550a0b96263Menon<p>Hello,</p> <p>Letting you know I have been assigned to this case. I was away last days and I need some more time to check this.</p> <p>Hope you can understand and will be answering in the coming days.</p> <p></p> <p>Could you please share the SDK version you are trying with?</p> <p></p> <p>Kind Regards,</p> <p>Abhijith</p><div style="clear:both;"></div>