[tor-bugs] #3101 [TorBrowserButton]: Consider disabling WebGL?

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#3101: Consider disabling WebGL?
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 Reporter:  mikeperry         |          Owner:  mikeperry
     Type:  defect            |         Status:  new      
 Priority:  normal            |      Milestone:           
Component:  TorBrowserButton  |        Version:           
 Keywords:                    |         Parent:           
   Points:                    |   Actualpoints:           
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Description changed by mikeperry:

Old description:

> WebGL sure seems like it can be used to extract a whole lot of capability
> info about your video card.. Most modern cards should have all the
> capabilities, so maybe it isn't as bad as it looks, but who knows? We may
> need another panopticlick study to be sure.
>
> If nothing else, may be usable to fingerprint rendering performance.

New description:

 WebGL sure seems like it can be used to extract a whole lot of capability
 info about your video card.. Most modern cards should have all the
 capabilities, so maybe it isn't as bad as it looks, but who knows?

 If nothing else, WebGL may be usable to fingerprint rendering performance.

 We may need another panopticlick study to be sure.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/3101#comment:1>
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