John Yong is a former group director at Infocomm Security Group, formerly known as Infocomm Development Authority of Singapore (IDA) currently known as GovTech. He holds a master's degree in computer science from the University of Salford, United Kingdom. Yong is a seasoned infocomm security professional who has dedicated his 40-year career to this field, both in the public and private sectors. He started his career with the Ministry of Defense before joining the then National Computer Board (NCB) in 1991 to head its IT Security Department. Thereafter, Yong moved to the private sector and worked for a number of multi-national corporations in various management and consulting roles. Prior to joining IDA, he served as Chief Security Advisor to a major Southeast Asian telecommunications group.