[OSM-talk] TomTom is thumping us

SomeoneElse lists at mail.atownsend.org.uk
Tue May 29 16:14:43 BST 2012


Steve Bennett wrote:
> We'd be vulnerable to exactly the same kind of attack, right? Do we
> have any mechanisms to detect or prevent it?
>
>
Well (at the risk of stating the bleeding obvious) we can actually see 
data that says "maxspeed=0" rather than just wondering why we never 
actually get routed from A to C via B.

I guess it varies from place to place, but well-mapped areas tend to be 
effectively "gardened" so that odd or out of place edits get spotted at 
some point.  It might not be immediately, but I bet it'd get spotted.  
People use various methods (e.g. OWL) - I use a combination of ITO's 
tools and something that checks for stuff I've previously edited 
whenever I create a new Garmin map.

Cheers,
Andy




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