Dr. Liu is currently Principal Project Fellow in the Department of Computing at The Hong Kong Polytechnic University and Teaching Associate in the Faculty of Information Technology at Monash University. Previously served as Senior Teaching Fellow at PolyU, Dr. Liu has 15 years of experience working in the tertiary education sector and is experienced in teaching in sub-degree, bachelor, and postgraduate levels for a variety of subjects, including programming, information security and blockchain. Dr. Liu was conferred the Faculty Outstanding Award in Teaching (Team) 2021/22, the Faculty Merit Award in Teaching (Individual) 2019/20 at PolyU and the Outstanding Teacher Award 2011 at the HKU School of Professional and Continuing Education (HKU SPACE).Dr. Liu is experienced in providing trainings in cybersecurity/blockchain/distributed ledger technology (DLT) and was involved in the development of the first blockchain postgraduate programme (MSc in Blockchain Technology) in Hong Kong and was the Deputy Programme Leader of the programme.Dr. Liu is also experienced in academic programme development and management, ranging from short courses to postgraduate programmes. Dr. Liu was also the Deputy Programme Leader of BSc (Hons) Scheme in Computing – Computing Stream at PolyU. Due to his familiarity with quality assurance of academic programmes, he was involved in various accreditation exercises and is the External Examiner/Academic Assessor of a number of IT and cybersecurity programmes of HKU SPACE and Hong Kong College of Technology. Dr. Liu was also engaged in funded teaching and learning (T&L) projects to enhance cyber security education in the university.Acting as the project investigator and technical consultant of a number of Blockchain/DLT industrial research and consultancy projects, Dr. Liu is responsible for providing professional advices on the underlying cryptographic algorithms and protocols, as well as managing teams of engineers for the concrete implementations of crypto-libraries and blockchain-based application systems.As the principal investigator (PI) of a number of T&L, research and consultancy projects, Dr. Liu oversees projects with a total budget of over HKD5,750,000 since 2017.