Source books · Renaissance magic and Christian Cabala

Polygraphia

How this book fits

Traditions
Renaissance magic and Christian Cabala
Role in the tradition
Primary source Written from inside the tradition: scripture, revelation, a grimoire, a manifesto or a practical treatise.
Public attention
Notable Wikipedia has an article about it in 5 languages.

Read it

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From Wikipedia

Polygraphia is a cryptographic work written by Johannes Trithemius published in 1518 dedicated to the art of steganography.

From the Wikipedia article Polygraphia (book), revision 1366511891, under CC BY-SA 4.0. Wikidata Q9061532: “book by Johannes Trithemius”.

In this study

In the chronology, in Johannes Trithemius's account.

A substantial cryptographic work presenting numerous systems of secret writing.