Big Market Research, Machine-to-Machine (M2M) Security and Privacy Market Size, Share, Trends, Forecast, Opportunities, Growth, Segmentation, Analysis, Demand, Insights, Outlook 2015-2019. Get full report @ br br Machine-to-Machine (M2M) applications will be developed in various sectors of the industry at a rapid pace over the next five years, reaching an inflexion point by 2020 as the Internet of Things (IoT) begins a high growth phase. With increasingly more devices connected to the Internet in which critical business processes depend, the threats to applications increase in terms of incidence, severity, and impact.