Re: [sensors] Javascript 120Hz devicemotion events for high end inertial applications

@maryammjd, thanks for your reply. A couple of comments:

> Hi all, may I please ask you to clarify what is the exact problem?\

Security and privacy concerns of using sensors at frequencies above 60
 Hz.

> In terms of sampling rate, we have never experience 1 Hz with motion
 and orientation (we have been testing different browsers for years). 
Is this something browser-related or network-related (e.g. connection 
problems)?

Not sure what you mean. I don't see any reference to 1 Hz in the whole
 thread. Did you misread 1 KHz way above?

> From the security point of view, as long as the right permission is 
given to the eligible code, we don't mind the sampling rate. In fact, 
we believe increasing the sampling rate both on native apps and js in 
inevitable.

Vendor security teams do care however. I'm interested in determining 
whether they are right to care or not. That is, does increasing 
frequency create new attack scenarios (e.g. key logging of a nearby 
keyboard, pin logging on touch phones, crude voice recording, etc). 
And if so, at what frequency do they appear? What mitigation strategy 
exist beyond limiting the frequency (e.g. making sure the sensor 
doesn't report reading when the user is entering their pin code).

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Received on Tuesday, 21 February 2017 12:49:54 UTC