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De Furtivis Literarum Notis

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This is an old revision of this page, as edited by Onel5969 (talk | contribs) at 12:06, 23 September 2020 (Adding short description: "1563 book on cryptography" (Shortdesc helper)). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

De Furtivis Literarum Notis (On the Secret Symbols of Letters) is a 1563 book on cryptography written by Giambattista della Porta.[1]

The book includes three sets of cypher discs for coding and decoding messages[2][3] and a substitution cipher improving on the work of Al-Qalqashandi.[4]

References

  1. ^ "Keeping secrets in sixteenth-century Istanbul". OUPblog. 22 August 2017. Retrieved 23 September 2020.
  2. ^ "On Secret Writing". University of Oklahoma. 23 June 2015. Retrieved 23 September 2020.
  3. ^ ""The Author And His Work" Giambattista della Porta (JOHN BAPTIST PORTA)". University of Massachusetts Boston. Retrieved 23 September 2020.
  4. ^ "Giovanni della Porta, el sabio renacentista que encriptaba mensajes dentro de huevos para eludir el control de la Inquisición". La Brújula Verde (in Spanish). 1 March 2019. Retrieved 23 September 2020.
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