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Cilly vs Tilly - What's the difference?

cilly | tilly |

As nouns the difference between cilly and tilly

is that cilly is (cryptography|dated) any predictable facet of the cipher due to operator error or laziness, whose existence helped the allies to break the code while tilly is .

As a proper noun tilly is

or tilly can be .

cilly

English

Noun

(cillies)
  • (cryptography, dated) Any predictable facet of the cipher due to operator error or laziness, whose existence helped the Allies to break the code.
  • * 2000 , Simon Singh, The Code Book
    • Another type of cilly was the repeated use of the same message key, perhaps the initials of the operator's girlfriend...
  • * 2002 , Ronald L Krutz, Russell Dean Vines, The CISSP Prep Guide: Gold Edition?
    • Answer c is a reference to a cilly , which was a three-character message key used in the German Enigma machine.
  • * 2005 , Brian J Winkel, Cipher A Deavours, David Kahn, Louis Kruh, The German Enigma cipher machine
    • Taunt describes the work involved in breaking Enigma messages, cribs, cillies , the Herivel tip, help from Bombes and more.
  • * 2006 , Rebecca Ann Ratcliff, Delusions of intelligence: Enigma, Ultra and the end of secure ciphers?
    • By 1944, cillies had already become rare; hence, Bletchley Park had already found other breaks into the Enigma nets.
  • * 2007 , Friedrich Ludwig Bauer, Decrypted secrets: methods and maxims of cryptology?
    • Cillies resulted from a combination of two different mistakes in a multi-part message by some Enigma operators.

    tilly

    English

    Etymology 1

    (etyl) .

    Noun

    (tillies)
  • (Ireland) An extra product given to a customer at no additional charge; a lagniappe.
  • * 1855 , Legends of mount Leinster, by Harry Whitney :
    • Myles:'' "Indeed your Honour may safely say so : Iwas ploughing away go myself for the snuff, and be sure to get my ' tillies .
  • * 1939 , James Joyce, 'Finnegan's Wake'':
    • A bakereen's dusind with tithe tillies to boot.
  • * 2007 , Patrick Semple, The Rector who Wouldn't Pray for Rain :
    • At each door he poured from the can into a pint measure and into the house-wife's jug, always with a tilly for the cat, whether there was a cat or not, sometimes splashing the step with milk to the annoyance of the housewife.
    Synonyms
    * lagniappe (America), pasella (South Africa)

    Etymology 2

    From WWII British Army usage , from utility.

    Alternative forms

    * Tilly

    Noun

    (tillies)
  • (UK) A small open-backed truck.
  • * 1978 , (Ada F Kay) (A. J. Stewart), Died 1513-born 1929'' / ''King's Memory , page 83:
    • After a fortnight's careful nursing my leg healed and I was packed off in a tilly (utility truck) with my kit-bag to join my comrades at Fairmilehead.
  • * 1980 , Once Upon a Ward: V.A.D.s' Own Stories and Pictures , page 119:
    • One night soon after our arrival in Belgium, four of us set off to a dance in a rest centre, behind the lines, for the forces. We drove across a snowy waste in a tilly truck, singing "Lilly Marlene".
    Synonyms
    * (small truck) ute (Australia)

    Etymology 3

    From .

    Adjective

    (en adjective)
  • Containing (l) (unsorted glacial sediment).