Revision history UM2262
92/94 UM2262 Rev 6
Revision history
Table 9. Document revision history
Date Revision Changes
7-Dec-2017 1 Initial release.
20-Dec-2017 2
Removed references to the integration guide in
Chapter 7: Understanding the last execution status
message at boot-up and B.2 Mapping definition.
Updated Table 4: Error messages at boot-up and
Section 5.2.2: Software tools for programming STM32
microcontrollers.
20-Apr-2018 3
Document scope extended to asymmetric and
symmetric cryptography schemes. Added single-image
mode. Extended support of the STM32L4 Series:
– Updated all chapters
– Updated Appendix A Secure Engine protected
environment and Appendix B Dual-image handling
– Added Appendix C Single-image handling, Appendix
D Cryptographic schemes handling, and Appendix E
Firmware image preparation tool
– Removed the MSC appendix
18-Dec-2018 4
Product scope extended to the STM32F4 Series,
STM32F7 Series, and STM32G0 Series:
– Updated Section 5: Protection measures and security
strategy, Chapter 8: Step-by-step execution, and
Section B.1: Elements and Roles
– Added Section A.2: MPU-based Secure Engine
Isolation
Secure library offer extended to mbedTLS:
– Updated Section 6.2.3: Cryptographic Library, and
Section 6.3: Folder structure