Dr Ieong has over 15 years of industry experience in the Information Technology Industry as well as more than 15 years of experience in IT Security area specialized in Security Risk Assessment, IT Audit, Ethical Hacking & Penetration Test, Smart Card & Biometrics System deployment and Computer Forensics Investigation. He currently serves as Principal Consultant of eWalker Consulting Ltd. He has worked for HP and founded the first HP e-Security Center (also known as Penetration Test Center) in Hong Kong. He has led and conducted over 100 security assessments, IT Security Audits, penetration tests and incident handling services for HKSAR government departments, banks and multinational organization in Hong Kong throughout these years. He is one of the founding instructors in the first diploma and graduate diploma course in computer security and forensics investigation recognized by HKSAR law enforcement team. In year 2002, Dr Ieong was invited by HKSAR government HK Police Force to courtroom as the first expert witness in HK Computer Crime Investigation. Dr Ieong is the founding member and Council member of the Information Security and Forensics Society (ISFS). He recently founded the Cloud Security Alliance Hong Kong and Macau Chapter and participated as Director of Education. He has conducted over 20 technical IT security training and workshop on cloud computing security recently in 2010. Besides, he has been invited to provide cloud security awareness training to general public audience.