Am 28.01.14 08:30 schrieb(en) Christoph Biedl:
Additionally, I cannot follow your privacy argument. The major privacy breach 
is any tile server administrator can see which tiles are fetched from a certain 
IP address, but that's inevitable. Making the application used visible is 
rather minor in comparison.

Yes.  Keep the Cent coin in the bank vault, but throw the 100€ banknote out of 
the window...  Fully agree with you.

However, as we know now [1], geo services *are* actually of interest for the 
secret services:

<quote>
A more sophisticated effort, though, relied on intercepting Google Maps queries 
made on smartphones, and using them to collect large volumes of location 
information.

So successful was this effort that one 2008 document noted that "[i]t effectively 
means that anyone using Google Maps on a smartphone is working in support of a GCHQ 
system."
</quote>

Not sure if this is also an issue with OSM, but it obviously *could* be.  The 
first line of defense would be an end-to-end encrypted connection (HTTPS with 
strong ciphers, etc. [2]).  Do you know how we could ask the OSM people to 
offer an encrypted service in addition to the standard (HTTP) one?

The eavesdropper could then still see the originating IP, but /not/ the 
contents of the request or the reply, which makes the IP alone more or less 
useless.

And as long as QLGT connects to www.qlandkarte.org during each application 
start, tile usage privacy isn't any of my major concerns.

Good point!

Best, Albrecht.


[1] 
<http://www.theguardian.com/world/2014/jan/27/nsa-gchq-smartphone-app-angry-birds-personal-data>
[2] 
<https://www.bsi.bund.de/DE/Presse/Pressemitteilungen/Presse2013/BSI_veroeffentlicht_Mindeststandard_fuer_verschluesselte_Internetverbindungen_08102013.html>

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