Cryptomenysis Patefacta, or Art of Secret Information Disclosed Without a Key is a 1685 non-fiction book written by John Falconer,[1] it was only the second text written in English on the topic of cryptography.[2] In 1693 it was republished as Rules for Explaining and Deciphering All Manner of Secret Writing.[3]

The book serves as a guide to various cyphers including Egyptian hieroglyphs and fingerspelling.[4]

References

  1. ↑ Bailey, J. E. (1895). Encyclopaedia Britannica (9th ed.). pp. 669–671.
  2. ↑ Research in history and philosophy of mathematics : the CSHPM 2014 annual meeting in St. Catharines, Ontario. Cham: Springer International Publishing. 10 November 2015. pp. 1–14. ISBN 9783319222585.
  3. ↑ Ellison, Katherine E. (2016). A cultural history of early modern English cryptography manuals. Abingdon, Oxon: Taylor & Francis. p. 58. ISBN 9781315458205.
  4. ↑ "Cryptomenysis patefacta: or the art of secret information disclosed without a key". www.peterharrington.co.uk. Retrieved 23 September 2020.


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