What are the key challenges of securing OT systems in the transportation sector?

Securing Operational Technology (OT) systems in the transportation sector presents several key challenges, including:

1. Legacy Systems: Many transportation systems rely on older, legacy equipment that may lack modern security features and updates, making them vulnerable to cyberattacks.

2. Interconnected Systems: OT systems in transportation are often interconnected with other systems, creating more entry points for cyber threats.

3. Remote Access: With the increasing use of remote access for maintenance and monitoring, there is an increased risk of unauthorized access to OT systems.

4. Supply Chain Vulnerabilities: Transportation systems depend on various suppliers, which may introduce vulnerabilities if their products or services are not secure.

5. Limited Resources: The transportation sector may have limited resources and expertise dedicated to cybersecurity, making it challenging to implement robust security measures.

6. Awareness and Training: Ensuring that employees are aware of cybersecurity best practices and providing adequate training can be a significant challenge in the transportation sector.

These challenges highlight the importance of addressing cybersecurity risks in OT systems within the transportation sector to ensure the continued operation and safety of critical infrastructure.