Costas K. is an accomplished security professional with extensive experience in various roles across multiple companies. Currently serving as a Principal Security Consultant at Airwalk Reply since September 2020 and a Group Cloud Security Architect at HSBC since February 2022, Costas specializes in security controls, solution architecture, threat modeling, and control implementation. Prior experience includes leadership roles such as Cyber Security Tech Lead at Financial Times and founder positions at DB Gaming Limited and a freelance venture focused on machine learning news aggregation. Costas also held positions as a Systems Engineer at PebblePad and various IT roles within educational institutions, complemented by a Master of Science in Information Systems from the University of Central Lancashire.