Anhelina Biliak is Application Security Leader at Master of Code Global, where she has spent over five years securing AI and software delivery pipelines, following three years as a Cyber Security Consultant at Deloitte Ukraine. She specializes in LLM security, breaking down risks like prompt injection, sensitive data exposure, and insecure output handling for enterprise decision-makers. Anhelina built the company's Security Champions program, embedding secure-by-design practices into engineering teams and measurably reducing vulnerabilities across projects. She holds a master's degree in Computer and Information Systems Security from Kyiv Polytechnic Institute.