Securing Medical Devices: Transforming Safety with Lynx VigiShield

When a leading medical device manufacturer needed to protect their autoclaves from unauthorized access, secure proprietary binaries, and streamline their production workflow, they turned to Lynx. Our VigiShield solution delivered advanced hardening, secure boot implementation, and seamless integration into their manufacturing processes—ensuring device integrity and compliance.

Challenge

The High-Stakes Challenge of Securing Medical Devices

In the competitive and highly regulated medical device industry, this manufacturer faced three critical challenges:

Ensuring Device Security: They needed to establish a secure boot process that authenticated all software running on their devices.
Protecting Proprietary Assets: Preventing counterfeit components and unauthorized access to their binaries was a top priority.
Streamlining Compliance and Workflow: Integrating security into the manufacturing process without introducing bottlenecks was essential to meeting deadlines and regulatory standards.
With lives potentially at stake, there was no room for error.

Solution

Lynx VigiShield: A Comprehensive Security Framework

Lynx provided a tailored solution that addressed each of the manufacturer’s challenges head-on, incorporating:

Chain of Trust from Bootloader to Application: Our secure boot process ensured only authenticated software could execute, protecting the device at every stage.
File Integrity Verification with dm-verity: This advanced feature verified the file system during updates, maintaining operational security even as software evolved.
Encrypted Storage: Sensitive certificates and proprietary binaries were secured with partition-level encryption, preventing unauthorized access.
Hardening Device Defenses: USB whitelisting, console disabling, and the removal of unnecessary commands minimized attack surfaces, reducing the risk of vulnerabilities.
Streamlined Manufacturing Integration: Lynx delivered training and consulting services to seamlessly integrate these security features into their workflows, enabling the manufacturer to meet production goals without delay.

Results

Results That Empower Secure Innovation

The implementation of VigiShield delivered measurable improvements:

100% Secure Boot Compliance: A robust chain of trust protected the device from unauthorized access at every level.
Reduced Attack Surfaces: Advanced hardening techniques minimized potential vulnerabilities, ensuring long-term device security.
Enhanced File System Integrity: dm-verity safeguarded system integrity during future updates, building trust in device reliability.
Seamless Workflow Integration: The manufacturer maintained production efficiency while implementing critical security measures.
Future-Ready Architecture: Encrypted storage and modular security frameworks prepared the device for evolving threats and compliance standards.