enciphered code
71Cayley-Purser algorithm — The Cayley Purser algorithm was a public key cryptography algorithm published in early 1999 by 16 year old Irishwoman Sarah Flannery, based on an unpublished work by Michael Purser, founder of Baltimore Technologies, a Dublin data security… …
72Pontifical secret — The pontifical secret or pontifical secrecy or papal secrecy is the code of confidentiality that, in accordance with the canon law of the Roman Catholic Church, applies in matters that requires greater than ordinary confidentiality:: Business of… …
73Leslie Yoxall — Albert [Friends of Bletchley Park Newsletter, Winter 2005, p. 3] Leslie Yoxall (18 May 1914 ndash; 30 September 2005)cite news|title=Leslie Yoxall|publisher=The Times|date=27 October 2005|url=http://www.timesonline.co.uk/article/0,,60… …
74Georges Painvin — Infobox Person name = Georges Painvin image size = 200px caption = Georges Painvin in 1914 birth date = 1886 birth place = Nantes death date = 1980 death place = Paris occupation = Cryptographer spouse = parents = children =Georges Jean Painvin… …
75Chaocipher — The Chaocipher [1] is a cipher method invented by J. F. Byrne in 1918 and described in his 1953 autobiographical Silent Years[2]. He believed Chaocipher was simple, yet unbreakable. Byrne stated that the machine he used to encipher his messages… …
76The National Museum of Computing — Coordinates: 51°59′55″N 0°44′37″W / 51.9985°N 0.7435°W / 51.9985; 0.7435 …
77Cicco Simonetta — Sculpture of Cicco Simonetta, from the Cathedral of Como. Francesco (Cicco) Simonetta (1410 30 October 1480) was an Italian Renaissance statesman. He also is remembered for composing an early treatise on cryptography. Biography Francesco,… …
78Alberti cipher disk — The Alberti cipher disk, also called formula, is a cipher disc which was described by Leon Battista Alberti in his treatise De Cifris of 1467. The device embodies the first example of polyalphabetic substitution with mixed alphabets and variable… …
79magic — /maj ik/, n. 1. the art of producing illusions as entertainment by the use of sleight of hand, deceptive devices, etc.; legerdemain; conjuring: to pull a rabbit out of a hat by magic. 2. the art of producing a desired effect or result through the …
