Embedded Systems Security Training Course

Introduction

• Security considerations versus embedded systems security

Characteristics of Embedded Application Security

• Embedded network transactions for government applications
• Automotive security in public sector vehicles
• Security on Android devices used by government agencies
• Next-generation software-defined radio for secure communications

Critical Aspects of an Embedded System

• Microkernel architecture versus monolithic systems
• Independent security levels to ensure data integrity
• Core security requirements for government use
• Access control mechanisms for secure operations
• I/O virtualization to enhance system isolation

Performing Threat Modeling and Assessment

• Identifying attackers and assets within the public sector environment
• Evaluating the attack surface of government systems
• Creating attack trees to understand potential vulnerabilities
• Establishing a comprehensive security policy for government operations

Developing Secure Embedded Software

• Implementing secure coding principles in government projects
• Designing secure programs for robustness and reliability
• Adopting minimal implementation to reduce attack surfaces
• Utilizing component architecture for modular security
• Applying the principle of least privilege in system design
• Following a secure development process for government applications
• Conducting independent expert validation to ensure compliance
• Using model-driven design to enhance security
• Performing code review and static analysis for quality assurance
• Implementing security testing protocols
• Fostering peer code reviews to identify potential issues

Understanding and Implementing Cryptography

• Selecting appropriate cryptographic modes for government use
• Utilizing cryptographic hashes to ensure data integrity
• Achieving cryptographic certifications for compliance
• Managing keys securely in public sector systems
• Implementing block ciphers for encryption
• Using Message Authentication Codes (MACs) to verify data authenticity
• Generating random numbers for secure operations

Data Protection

• Data-in-motion protocols for secure government communications
• Securing data in motion through encrypted channels
• Data-at-rest protocols to protect stored information
• Securing data at rest using robust encryption methods

Mitigating Attacks

• Identifying and mitigating common software attacks in government systems
• Preventing side-channel attacks through advanced techniques

Retrofitting Security in Existing Projects

• Securing bootloaders and firmware updates for enhanced system integrity

Summary and Next Steps