Research Overview and Technologies for Internet Security -- Impacts of TEI on SMEs -- Risk Assessment of TEI on TEISME -- Methodology -- Analysis of Results -- Critical Evaluation and Discussion -- Conclusion.The explosive popularity of the Internet as a business tool has created a new type of economy, which is called Technology-Enabled Information Economy (TEI). Impacts and Risk Assessment of Technology for Internet Security Enabled Information Small-Medium Enterprises (TEISMES) investigates TEI, discovering the opportunities and challenges presented by TEI to the new form of small medium enterprises (SME). This emerging economy is bringing with it new forms of TEI intermediation, online businesses, virtual supply chains, rapidly changing internet-electronic commerce technologies, increasing knowledge intensity, and unprecedented sensitivity of the time-to-market by customers. Impacts and Risk Assessment of Technology for Internet Security Enabled Information Small-Medium Enterprises (TEISMES) also identifies ways of minimizing risk liability of TEISME business operations as a result of their dependence on TEI (Internet-eC). The rapid evolution and spread of information technology (IT) during the last few years is challenging SMEs, governments and internet security professionals to rethink the very nature of risk exposure. Impacts and Risk Assessment of Technology for Internet Security Enabled Information Small-Medium Enterprises (TEISMES) is designed for a professional audience of researchers and practitioners in industry. This book is also suitable for graduate-level students in computer science. .