[ Log On ]
  • Home
  • Tst
  • Cha
  • Enc
  • Code
  • IP
  • Fun
  • Sub
  • DigF
  • Cis
  • Com
  • Db
  • About
  • Netsim
  • Big Data

Playfair Cipher

ID: 34755 score:
0

A Using a Playfair cipher with a key of playfair example, determine the codes for the following:

CodingAnswerResult
odvibu
lozbrpry

Playfair Code

[Back] This page defines Playfair coding. With this we use a 5x5 matrix, and add the key at the start, and then place the rest of the letters (without repeating any). Next we take the plain text two characters at a time, and then draw a rectangle around then, and the other letters which bound the rectangle are then used. For example with a key of "playfair example" Theory[Calculator]

P 	L 	A 	Y 	F 
I 	R 	E 	X 	M 
B 	C 	D 	G 	H 
K 	N 	O 	Q 	S 
T 	U 	V 	W 	Z 

Example with "napierun":

Presentation