Revision history
Table 16. Document revision history
Date Version Changes
17-Oct-2018 1 Initial release.
25-Feb-2019 2
Updated:
• Table 1. Applicable products
• Section 1 General information
• Table 11. Security features for STM32H7, STM32G0, STM32G4 and STM32WB Series
• Figure 9. Example of RDP protections (STM32L4 Series)
• Section 6.6 Firewall
Added:
• Section 6.8 Cryptographic key storage (CKS)
7-Oct-2019 3
Updated:
• Table 1. Applicable products
• Section "Introduction" renamed "Overview"
• Table 2. Glossary
• Section "Hardware protections" renamed "Device protections"
• Figure 4. Memory types
• Table 5. Memory types and associated protection
• Section 4.2.4 External Flash memories
• Table 6. Scope of STM32 embedded memories protection features
• Table 7. Software isolation mechanism
• Section 4.5 Boot protection
• Section 5 Secure applications: Table 9, Table 10 and Table 11
• Section 6.2 Readout protection (RDP)
• Section 6.7 Secure hide protection (HDP)
• Section 6.17 Cryptography
• Section 7 Guidelines
• Some colors removed on all figures
Added:
• Section 4.1 TrustZone
®
for Armv8-M architecture
• Section 6.4 TrustZone
• Section 6.18 On-the-fly decryption engine (OTFDEC)
21-Feb-2020 4
• Updated Section Introduction
• Added acronyms in Table 2. Glossary
• Updated Section 2 Overview and Section 3 Attack types
• Restructured Section 3.4 IoT system attack examples (added Section 3.5 List of attack targets)
• Updated Section 4 Device protections
• Updated and restructured Section 5 Secure applications
• Added Section 5.3 Arm TF-M solution
• Updated Section 6 STM32 security features, Section 7 Guidelines and Section 8 Conclusion
06-Nov-2020 5
Updated:
• Document's scope to add STM32WL Series
• Table 1. Applicable products
• Section 1 General information
• Section 3.1 Introduction to attack types
• Section 3.2 Software attacks
• Section 3.3.1 Non-invasive attacks
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AN5156 - Rev 8
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