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Bluetooth vs. Bluejack

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Bluetooth

Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances using UHF radio waves in the ISM bands, from 2.402 GHz to 2.48 GHz, and building personal area networks (PANs). It was originally conceived as a wireless alternative to RS-232 data cables.

Bluejackverb

(transitive) To send messages to (a device) anonymously using Bluetooth.

‘My friend's mobile keeps getting bluejacked - it's really quite annoying.’;

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