Re: Request for feedback on crypto privacy protections of geolocation data

2013-09-11 Thread Gervase Markham
On 10/09/13 19:05, Chris Peterson wrote: > Our location service (and stumbler) also collects cell data, so we can > geolocate with Wi-Fi AP and/or cell data. Sure. But in the rural areas I am thinking about, cells cover many square km. The wifi access point has a much smaller range, and therefore

Re: Request for feedback on crypto privacy protections of geolocation data

2013-09-11 Thread Chris Peterson
On 9/11/13 9:59 AM, Hanno Schlichting wrote: But at this point it seems clear to me, that there's likely no way to share any meaningful subset or aggregated version of this data publicly at all. No way to share the Wi-Fi data. Our stumblers are also collecting cell tower data and I don't see

Re: Request for feedback on crypto privacy protections of geolocation data

2013-09-11 Thread Hanno Schlichting
On 10.09.2013, at 20:23 , ianG wrote: > On 11/09/13 03:27 AM, Daniel Veditz wrote: >> "private" means we can't even /look/ at it, rather than merely can't >> store it? > > The data regime might be simply put as this: you can't store a number > suitable for tracking (or any derivative of it if t

Re: Request for feedback on crypto privacy protections of geolocation data

2013-09-11 Thread Hanno Schlichting
On 10.09.2013, at 17:41 , Daniel Veditz wrote: > That can't be right, so your database must be more complex. If you're > storing more than originally implied that may have some impact on a > security assessment. We apparently haven't been clear about the scope of the proposal. It only deals with

Re: Request for feedback on crypto privacy protections of geolocation data

2013-09-11 Thread Hanno Schlichting
On 11.09.2013, at 02:06 , Gervase Markham wrote: > On 10/09/13 19:05, Chris Peterson wrote: >> Our location service (and stumbler) also collects cell data, so we can >> geolocate with Wi-Fi AP and/or cell data. > > Sure. But in the rural areas I am thinking about, cells cover many > square km. Th