Length: 2 Days

Cybersecurity for Avionics Systems Essentials: DO-326A, DO-356A, and DO-355 Training by Tonex

Software Assurance & Design Workshop DO-178C – Software Considerations in Airborne Systems and Equipment Certification

This course provides a comprehensive introduction to the key standards and practices for securing avionics systems, focusing on DO-326A (Airworthiness Security Process Specification), DO-356A (Airworthiness Security Methods and Considerations), and DO-355 (Information Security Guidance for Continuing Airworthiness). Participants will gain critical insights into how cybersecurity threats can impact safety, compliance, and continuity in aviation environments. Special emphasis is placed on threat modeling, system security assessments, and lifecycle security integration. The course also addresses how these standards bolster cybersecurity postures across airborne platforms, reducing vulnerabilities and enabling safer aviation operations in an increasingly interconnected ecosystem.

Audience:

  • Avionics Engineers
  • Aerospace Systems Designers
  • Cybersecurity Professionals
  • Safety and Compliance Officers
  • Systems Engineers
  • Aviation Risk Managers

Learning Objectives:

  • Understand the role of DO-326A, DO-356A, and DO-355 in avionics security
  • Identify threats and vulnerabilities in airborne systems
  • Apply security-by-design principles to avionics systems
  • Conduct system-level risk and threat assessments
  • Align cybersecurity efforts with safety and airworthiness goals
  • Integrate cybersecurity throughout the avionics lifecycle

Course Modules:

Module 1: Introduction to Avionics Security

  • Overview of avionics cybersecurity
  • History of aviation-related cyber threats
  • Regulatory and industry frameworks
  • Relevance of DO-326A and related standards
  • Airworthiness and cyber resilience
  • Impact of cyber incidents on flight systems

Module 2: DO-326A Deep Dive

  • Security process definition
  • Lifecycle-based risk assessment
  • Stakeholder roles and responsibilities
  • Security Planning and Documentation
  • Security Assurance Levels (SAL)
  • DO-326A compliance challenges

Module 3: DO-356A Security Methods

  • Secure design principles
  • Threat and risk analysis techniques
  • Security validation and verification
  • Supply chain security considerations
  • Use of defensive architectural patterns
  • Interface and data protection methods

Module 4: DO-355 for Continuing Airworthiness

  • Security monitoring in service phase
  • Vulnerability disclosure processes
  • Cyber incident response planning
  • Maintaining system trustworthiness
  • Configuration and patch management
  • Ongoing compliance and updates

Module 5: Integration with Safety and Certification

  • Harmonizing safety and cybersecurity
  • Addressing common cause vulnerabilities
  • Safety assessment vs. security analysis
  • Interactions with DO-178C and DO-254
  • Certification artifacts and evidence
  • Cross-domain risk alignment

Module 6: Current Threats and Industry Trends

  • Case studies of recent avionics threats
  • Future trends in aviation cybersecurity
  • AI and autonomy impact on security
  • Global regulatory developments
  • Cybersecurity in unmanned systems
  • Resilience strategies for connected aircraft

Gain the essential knowledge and strategic understanding needed to safeguard avionics systems against cybersecurity threats. Enroll now in Tonex’s expertly crafted training and elevate your skills to meet today’s most critical airworthiness and cybersecurity challenges.

 

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