Metaphone is an app and a research project that is seeking to decode the NSA surveillance data by using volunteers’ metadata logs similar to the NSA data logs. It takes about one minute of your time.
You are invited to participate in a research study about the privacy properties of telephone call and text message logs. The purpose of this study is to understand how much information can be inferred from such logs. In the course of the study, your mobile phone will transmit device logs and social network information to researchers at Stanford University. Read more