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  • Cybersecurity Enablers in MSPM0 MCUs

    • SLAAE29 January   2023 MSPM0C1106 , MSPM0G1105 , MSPM0G1106 , MSPM0G1107 , MSPM0G1505 , MSPM0G1506 , MSPM0G1507 , MSPM0G3105 , MSPM0G3106 , MSPM0G3107 , MSPM0G3505 , MSPM0G3506 , MSPM0G3507 , MSPM0L1105 , MSPM0L1106 , MSPM0L1227 , MSPM0L1227-Q1 , MSPM0L1228 , MSPM0L1228-Q1 , MSPM0L1303 , MSPM0L1304 , MSPM0L1304-Q1 , MSPM0L1305 , MSPM0L1305-Q1 , MSPM0L1306 , MSPM0L1306-Q1 , MSPM0L1343 , MSPM0L1344 , MSPM0L1345 , MSPM0L1346 , MSPM0L2227 , MSPM0L2227-Q1 , MSPM0L2228 , MSPM0L2228-Q1

       

  • CONTENTS
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  • Cybersecurity Enablers in MSPM0 MCUs
  1.   Abstract
  2.   Trademarks
  3. 1Introduction
    1. 1.1 Goals of Cybersecurity
    2. 1.2 Platform Security Enablers
  4. 2Device Security Model
    1. 2.1 Initial Conditions at Boot
    2. 2.2 Boot Configuration Routine (BCR)
    3. 2.3 Bootstrap Loader (BSL)
    4. 2.4 Boot Flow
    5. 2.5 User-Specified Security Policies
      1. 2.5.1 Boot Configuration Routine (BCR) Security Policies
        1. 2.5.1.1 Serial Wire Debug Related Policies
          1. 2.5.1.1.1 SWD Security Level 0
          2. 2.5.1.1.2 SWD Security Level 1
          3. 2.5.1.1.3 SWD Security Level 2
        2. 2.5.1.2 Bootstrap Loader (BSL) Enable/Disable Policy
        3. 2.5.1.3 Flash Memory Protection and Integrity Related Policies
          1. 2.5.1.3.1 Locking the Application (MAIN) Flash Memory
          2. 2.5.1.3.2 Locking the Configuration (NONMAIN) Flash Memory
          3. 2.5.1.3.3 Verifying Integrity of Application (MAIN) Flash Memory
      2. 2.5.2 Bootstrap Loader (BSL) Security Policies
        1. 2.5.2.1 BSL Access Password
        2. 2.5.2.2 BSL Read-out Policy
        3. 2.5.2.3 BSL Security Alert Policy
      3. 2.5.3 Configuration Data Error Resistance
        1. 2.5.3.1 CRC-Backed Configuration Data
        2. 2.5.3.2 16-bit Pattern Match for Critical Fields
  5. 3Secure Boot
    1. 3.1 Secure Boot Authentication Flow
    2. 3.2 Asymmetric vs. Symmetric Secure Boot
  6. 4Cryptographic Acceleration
    1. 4.1 Hardware AES Acceleration
      1. 4.1.1 Overview
      2. 4.1.2 AES Performance
    2. 4.2 Hardware True Random Number Generator (TRNG)
  7. 5Device Identity
  8. 6Summary
  9. 7References
  10. 8Revision History
  11.   A Security Enablers by Subfamily
  12. IMPORTANT NOTICE
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APPLICATION NOTE

Cybersecurity Enablers in MSPM0 MCUs

Abstract

MSPM0Gxx and MSPM0Lxx microcontrollers provide a variety of security enabler technologies to help developers implement their security measures to protect assets such as code, data, and keys. This document describes the enablers provided in these devices, what their capabilities and limitations are, how they operate, and how to configure them for basic use cases.

Trademarks

All trademarks are the property of their respective owners.

1 Introduction

As industrial, automotive, and personal electronics applications become more connected, and as the tools available to attackers continues to grow, the importance of device security in embedded applications continues to increase. MSPM0 microcontrollers from TI include a variety of hardware and software security enabling technologies for engineers to leverage when developing an application with security in mind.

 
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