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NFC unsuited to "duplicating" your tablet

NFC unsuited to "duplicating" your tablet

Posted Nov 21, 2012 0:08 UTC (Wed) by corbet (editor, #1)
In reply to: NFC unsuited to "duplicating" your tablet by tialaramex
Parent article: Android 4.2, tablets, and related thoughts

Wifi is clearly better for the data transfer, but NFC is a good device discovery and "user is present and wants this" verification mechanism.

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NFC unsuited to "duplicating" your tablet

Posted Nov 21, 2012 1:49 UTC (Wed) by ewan (guest, #5533) [Link]

AIUI the way the 'Android beam' feature works is to use the NFC to negotiate a device-to-device Bluetooth connection which then does the actual data transfer. The NFC step is essentially for authentication - on the basis that it's just so short range that you must have deliberately brought the devices close together to do the transfer.


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