Since 2021, Metaverse has been the first complete online virtual world platform that provides a realistic user experience. To transform its service into a Metaverse application, Facebook changed its name to Meta, and the application has been widely adopted since then. As the market value of Metaverse has significantly increased, there is a growing need for increased security and privacy measures. Currently, there is a lack of research on the Security and Privacy Factors that affect Metaverse adoption in Thailand. This study aims to identify such factors by conducting a mixed methodology approach, combining questionnaires, e-Focus groups, and Fuzzy analysis with 15 specialists. Ultimately, the study identified 5 components and 25novel factors that are affected to the research.