ST X-CUBE-SBSFU - SBSFU Cryptographic Flow

Cryptographic schemes handling UM2262
76/94 UM2262 Rev 6
D.5 Secure Boot and Secure Firmware Update flow
Figure 43 and Figure 44 indicate how the cryptographic operations (asymmetric
cryptographic scheme with FW encryption) are integrated in the SBSFU execution boot
flows.
Figure 43. SBSFU dual-image boot flows