People willingly give their location tracks, activity records and other health indicators when using smart phones and fitness bracelets, etc. This project will examine the notion of Internet of things and will consider the sorts of personal information that can be collected on it with the commonly used personal gadgets. The project will study the advantages and the drawbacks of exposure of personal information and will give recommendation related to protecting personal privacy in this context. Part of the work may include collection and analysis of some sample data sets.