The 1944 Bletchley Park Cryptographic Dictionary

- 49 -

KEY-WORD :

( In Transposition), Word determining by the number of its letters the length of cage used, and by the alphabetical order of its letters the order in which the columns of the cage are to be taken out or written in.

2. Word forming basis of order of letters in a Playfair square or in one or both components of a cipher alphabet.

KEY TABLE :

Table of key-groups, esp. one used for enciphering indicators.

KEY-TEXT :

Text constituting the running-key, e.g. in a poly-alphabetic substitution system.

KICK :

1. A movement of controlled but sometimes variable amount imparted to a rotating portion of a cipher machine either regularly, e.g. before or after the encipherment of each letter, or periodically.

2. (spec. in the Hagelin machine). The movement of the printing- wheel between cipher and plain-language letter at the encipherment of any given letter, or the portion of this total movement formed by the contribution of any particular wheel which has an active position for that letter, i.e. the number of bars activated by a particular wheel.

KISS, n :

Coincidence in time of origin of two messages, suggesting the possibility of a re-encodement.

KISS, v :

To examine (cipher messages) for kisses.

KRAC :

(in G.A.F. codes). The solution for a particular day of a three- figure code group in a code which is reciphered by daily substitution.

KREIS :

A form of W/T working in which each of several stations in a group has its own call-sign and communicates with any other station in the group direct (i.e. there is no Control).

| previous page | next page | index page |