Handling over 2 million passengers monthly, Vietjet Air prioritizes data security and system reliability. Galaxy One delivered a comprehensive DevSecOps solution over a 3-year engagement, embedding security across the entire software lifecycle—from design and development to operations. The solution enabled early detection and mitigation of critical vulnerabilities, minimized cyber risks, and ensured continuous system performance. As a result, Vietjet strengthened its operational resilience and reinforced international-grade security standards across its digital aviation infrastructure.