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Polygraphia (book)

Polygraphia (book)

1518 book by Johannes Trithemius about steganography.

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Readers come from

Share of the 677 readers arriving from another article

  1. Steganography

    Hiding messages in other messages.

    30%

  2. Theban alphabet

    Substitution cypher popular among modern occultists.

    24%

  3. Johannes Trithemius

    German Benedictine abbot and polymath (1462–1516).

    20%

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