Playfair Cipher - Clarification With Pictures

Clarification With Pictures

Assume one wants to encrypt the digraph OR. There are three general cases:

1) * * * * * * O Y R Z * * * * * * * * * * * * * * *

Hence, OR -> YZ

2) * * O * * * * B * * * * * * * * * R * * * * Y * *

Hence, OR -> BY

3) Z * * O * * * * * * * * * * * R * * X * * * * * *

Hence, OR -> ZX

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Famous quotes containing the word pictures:

    The great charm of poetry consists in lively pictures of the sublime passions, magnanimity, courage, disdain of fortune; or those of the tender affections, love and friendship; which warm the heart, and diffuse over it similar sentiments and emotions.
    David Hume (1711–1776)