https://community.nxp.com/t5/i-MX-Processors/NXP-IMX8MP-CAAM-Black-Blob/m-p/1991862#M230717 <P>HI</P><P>&nbsp;</P><P>Does IMX8MP CAAM module, Black Key Blob storage used for Persistency and re-used during next SOC Power Cycle?</P><P>The data sheet says so, but I assume it is not, please correct me if i am wrong, and its very urgent request. please let me know</P><P>If not, Red is used for same?</P><P>-Annamalai</P> Mon, 11 Nov 2024 09:18:09 GMT Annamalai 2024-11-11T09:18:09Z https://community.nxp.com/t5/i-MX-Processors/NXP-IMX8MP-CAAM-Black-Blob/m-p/1991862#M230717 <P>HI</P><P>&nbsp;</P><P>Does IMX8MP CAAM module, Black Key Blob storage used for Persistency and re-used during next SOC Power Cycle?</P><P>The data sheet says so, but I assume it is not, please correct me if i am wrong, and its very urgent request. please let me know</P><P>If not, Red is used for same?</P><P>-Annamalai</P> Mon, 11 Nov 2024 09:18:09 GMT https://community.nxp.com/t5/i-MX-Processors/NXP-IMX8MP-CAAM-Black-Blob/m-p/1991862#M230717 Annamalai 2024-11-11T09:18:09Z https://community.nxp.com/t5/i-MX-Processors/NXP-IMX8MP-CAAM-Black-Blob/m-p/1991916#M230720 <P>HI</P><P>I want to add that only during AES CMAC calculation, i get different result across different SOC Power Cycle, but Decryption is fine.</P><P>Is it expected that i get a different values for AES CMAC across SOC Power Cycle using a&nbsp; Black Key BLOB, and this does not happen with Red Key Blob.</P><P>Please confirm my results and let me know your opinion.</P><P>&nbsp;</P><P>-Annamalai</P> Mon, 11 Nov 2024 10:19:28 GMT https://community.nxp.com/t5/i-MX-Processors/NXP-IMX8MP-CAAM-Black-Blob/m-p/1991916#M230720 Annamalai 2024-11-11T10:19:28Z