The aboriginal recorded uses of steganography can be traced aback to 440 BC if Herodotus mentions two examples of steganography in his Histories.2 Demaratus beatific a admonishing about a accessible advance to Greece by autograph it anon on the board abetment of a wax book afore applying its affair surface. Wax tablets were in accepted use again as reusable autograph surfaces, sometimes acclimated for shorthand.
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