New paper on Wi-Fi positioning systems

Regular readers will have come across (or participated in shaping) some of my work over the last year as I looked at the different ways that device identity and personal identity collide in mobile location technology.

In the early days following Google’s Street View WiFi snooping escapades, I became increasingly frustrated that public and official attention centered on Google’s apparently accidental collection of unencrypted network traffic when there was a much worse problem staring us in the face.