Challenge
The customer faced the daunting task of developing a cryptographic library for Mbed OS, necessitating seamless integration with the Platform Security Architecture (PSA) Crypto API. Amidst complex architectural decisions, numerous challenges arose, including issues requiring reworks from Mbed TLS and PSA teams, secure element driver design, and the preparation of the initial implementation to ensure comprehensive feature support.
Solution
Mobica's expert team embarked on a journey to support the customer in crafting a robust cryptographic library tailored for embedded devices. Extensive research and planning facilitated integration with the PSA Crypto API, while architectural enhancements were made to address evolving requirements.
Employing configurable Python scripts, Mobica extended the configuration environment, enhancing flexibility and customization. Active engagement with the community, including addressing queries, pull requests, and bug submissions, ensured a collaborative development process. Integration with both first-party and third-party targets was seamlessly facilitated by Mobica's adept team.
Specific Key Technologies
The library is written in C to integrate into embedded systems easily. It implements cryptographic primitives, X.509 certificate manipulation, and the SSL/TLS and DTLS protocols, catering to diverse embedded system environments.
Result
Mobica's steadfast support culminated in the successful development of the cryptographic library for embedded devices. By addressing the customer's intricate requirements and fostering a collaborative development ecosystem, Mobica's team ensured the seamless integration of advanced security features into Mbed OS, empowering the customer to safeguard their embedded systems with confidence.
