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Re: [saag] Ubiquitous Encryption: spam filtering

"John R Levine" <johnl@taugh.com> Thu, 02 July 2015 14:53 UTC

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Date: Thu, 02 Jul 2015 10:53:26 -0400
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From: John R Levine <johnl@taugh.com>
To: Phillip Hallam-Baker <phill@hallambaker.com>
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Subject: Re: [saag] Ubiquitous Encryption: spam filtering
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> supercomputers with communications and touch screen displays known as
> 'smartphones'.
>
> Bank sends a request to the phone/watch saying 'do you want to transfer
> $10,000'
>
> Phone/watch authenticates request, gets user input, signs request, returns
> response to bank.
>
> The keys used for signing need never leave the device.

I've seen demos of malware that subverts smartphone apps.  Really, it's a 
hard problem.

Regards,
John Levine, johnl@taugh.com, Taughannock Networks, Trumansburg NY
Please consider the environment before reading this e-mail.

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