Big Brother is Watching! PostPC Computing Big Brother is Watching! Prof. Scott Kirkpatrick, HUJI Amnon Dekel, HUJI, Bezalel 6/27/2019 PostPC 2002

Big Brother is Watching Personal Position Tracking using GPS equipped cell phones is here. Phones transmit location information once every t minutes to server Authorized user can check position on map (PC screen, PDA, cell phone) User can set up “geofences” and get alerted when a phone exits or enters the perimeter User can see position history and paths 6/27/2019 PostPC 2002

Big Brother is Watching 6/27/2019 PostPC 2002

Big Brother is Watching 6/27/2019 PostPC 2002

How it works Hybrid GPS / nearest Cell Antenna localization Location data is transmitted to server 6/27/2019 PostPC 2002

Social impact Worried parents can see where their loved ones are at “all” times Worried parents can get alerted when their loved ones enter or exit a “geofence” Worried partners can “spy” on their spouses location Employers can monitor their workers 6/27/2019 PostPC 2002

Social impact Major question: privacy concerns Possible Backlash: Who has the right to use the location data? Can law enforcement use it? Can advertisers push location sensitive ads? Possible Backlash: Turn off the phone Exchange phones Leave the phone Other creative possibilities 6/27/2019 PostPC 2002

Impact on your Projects What effects do these issues have on your projects? User Authorization/Authentication? Opt in? Privacy filter? UI? Legalities? 6/27/2019 PostPC 2002