Super stealthy Internet messaging method revealed
A pair of Princeton University researchers presented a paper this week on a method for sending secret messages over existing public fiber-optic networks.
...Their encryption technology is hardware-oriented and uses the properties of optical fiber to disguise a message. The technique involves sending a signal so faint that it is hard to detect or unscramble, because it is hidden by the natural optical noise of the network. Super stealthy Internet messaging method revealed - Network World
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