https://community.nxp.com/t5/i-MX-Processors/Enabling-kernel-verification-on-IMX8MP/m-p/2200927#M242002 <P>Hi,</P><P>I am working kernel authentication and booting through u-boot.&nbsp; The below is u-boot cmd used to authenticate kernel. I have tried with signed kernel with correct and different keys. But i am getting only "Kernel authentication passed!".&nbsp;</P><P>Is there any other way to get the verify the kernel image.</P><P>u-boot=&gt;setenv auth_kernel 'if fatload mmc 1:1 ${loadaddr} Image &amp;&amp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;hab_auth_img&nbsp; &nbsp;${loadaddr} ${filesize} 0x1a90000; then \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;echo "Kernel authentication passed!"; \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;else \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;echo "Kernel authentication failed!"; \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;fi'<BR />Thanks,<BR />Kartheek</P> Fri, 07 Nov 2025 15:13:38 GMT kartheek 2025-11-07T15:13:38Z https://community.nxp.com/t5/i-MX-Processors/Enabling-kernel-verification-on-IMX8MP/m-p/2200927#M242002 <P>Hi,</P><P>I am working kernel authentication and booting through u-boot.&nbsp; The below is u-boot cmd used to authenticate kernel. I have tried with signed kernel with correct and different keys. But i am getting only "Kernel authentication passed!".&nbsp;</P><P>Is there any other way to get the verify the kernel image.</P><P>u-boot=&gt;setenv auth_kernel 'if fatload mmc 1:1 ${loadaddr} Image &amp;&amp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;hab_auth_img&nbsp; &nbsp;${loadaddr} ${filesize} 0x1a90000; then \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;echo "Kernel authentication passed!"; \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;else \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;echo "Kernel authentication failed!"; \<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;fi'<BR />Thanks,<BR />Kartheek</P> Fri, 07 Nov 2025 15:13:38 GMT https://community.nxp.com/t5/i-MX-Processors/Enabling-kernel-verification-on-IMX8MP/m-p/2200927#M242002 kartheek 2025-11-07T15:13:38Z https://community.nxp.com/t5/i-MX-Processors/Enabling-kernel-verification-on-IMX8MP/m-p/2203313#M242118 <P>Hi,</P> <P>There will be error log printed if there are events.&nbsp;<SPAN data-teams="true">There is offline tool provided in CST - hab_image_verifier.</SPAN></P> <P>&nbsp;</P> <P><SPAN data-teams="true">Regards</SPAN></P> <P><SPAN data-teams="true">Harvey</SPAN></P> <P>&nbsp;</P> Wed, 12 Nov 2025 07:06:25 GMT https://community.nxp.com/t5/i-MX-Processors/Enabling-kernel-verification-on-IMX8MP/m-p/2203313#M242118 Harvey021 2025-11-12T07:06:25Z