Posts tagged with 'steganography'


PCPlus 323: Secrets of Steganography

Ah, steganography, that art of hiding some message in plain sight. These days we’re attuned perhaps to just thinking of hiding a digital message by modifying the bits encoding an image, but it does have a long illustrious history before computers ever came along. There’s Herodotus and his idea of inscribing a message on a wax tablet, underneath the wax; microdots used by spies in WWII and later; using code-words in an otherwise normal-looking letter. But in the age of computers steganography...

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