What can companies learn about you by analyzing your voice & manner of speaking (e.g., in voice commands/messages/calls/memos)? In this thread, I summarize our study on the largely overlooked privacy impacts of modern voice & speech analysis. #privacy #datamining #IoT #ethics 1/n Link to paper (open access): link.springer.com/content/pdf/10…. The paper provides a structured overview of personal information that can be inferred from voice recordings by using machine learning techniques. 2/n

“Are apps listening to people's conversations to improve ad targeting?” I was contacted by leading Italian newspaper @repubblica to comment on this controversy. Find my response in this thread.
#privacy #dataprotection #spying #smartphones #listening #ads #surveillance #apps 1/n *** QUESTION 1 ***
Is it possible for apps (“commercial” apps, not surveillance apps used by law enforcement) to secretly record conversations of users? 2/n

What can companies learn about you by analyzing how you hold and move your mobile devices (e.g., smartphone/-watch)? In this thread, I summarize our study on the astounding privacy implications of accelerometer sensors #privacy #dataprotection #machinelearning #AI #IoT 1/n Link to paper (open access): dl.acm.org/doi/pdf/10.114…. In it, we provide a structured overview of personal information that can be inferred from accelerometer data by using machine learning techniques. 2/n

I'll summarize our study on the privacy implications of eye tracking, which was widely shared & discussed online over the last weeks 🥳 Time for a thread. #eyetracking #privacy #dataprotection #machinelearning #AI #inferences 1/19 Link to paper (open access): rd.springer.com/content/pdf/10…. In the paper, we present the results from sifting through a ton of literature and patents to answer one question: What categories of personal information can be inferred from eye-tracking (ET) data? 2/19