Mobile electronic commerce, as an integral part of today's business landscape, faces security challenges as technology continues to advance. This bachelor's degree thesis delves into the security issues prevalent in the mobile e-commerce model and proposes corresponding solutions and recommendations. Initially, the thesis provides an overview of the fundamental concepts of mobile e-commerce, highlighting its significance in the business environment. Subsequently, through a comprehensive review of existing literature, the thesis analyzes common security vulnerabilities in the mobile e-commerce model, including but not limited to payment security, data privacy, and network attacks. Building upon this analysis, the paper proposes a series of effective security enhancement measures, spanning technological, managerial, and legal aspects. Furthermore, to validate the effectiveness of the proposed security solutions, the study conducts empirical research, substantiating the findings with real-world cases and data. Through this bachelor's degree thesis, a deeper understanding of security issues in the mobile e-commerce model is achieved, providing valuable guidance and recommendations for practitioners in related fields.