![Johannes Trithemius (February 1, 1462 - December 13, 1516), born Johann Heidenberg, was a German Benedictine abbot Johannes Trithemius (February 1, 1462 - December 13, 1516), born Johann Heidenberg, was a German Benedictine abbot](https://c8.alamy.com/comp/G16CMY/johannes-trithemius-february-1-1462-december-13-1516-born-johann-heidenberg-G16CMY.jpg)
Johannes Trithemius (February 1, 1462 - December 13, 1516), born Johann Heidenberg, was a German Benedictine abbot
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Bibliophilia on Twitter: "Polygraphiae (1518) by Johannes Trithemius, the first printed book on cryptography (secure communication). 📖https://t.co/Bpf99611lf https://t.co/FYKpjNpeMh" / Twitter
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Bibliophilia on Twitter: "Polygraphiae (1518) by Johannes Trithemius, the first printed book on cryptography (secure communication). 📖https://t.co/Bpf99611lf https://t.co/FYKpjNpeMh" / Twitter
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