The Atbash cipher is a particular type of monoalphabetic substitution cipher formed by taking the alphabet (or abjad, syllabary, etc.) and mapping it to its reverse, so that the first letter becomes the last letter, the second letter becomes the second to last letter, and so on.
Plain | Cipher
A | Z
B | Y
C | X
D | W
E | V
F | U
G | T
H | S
I | R
J | Q
K | P
L | O
M | N
N | M
O | L
P | K
Q | J
R | I
S | H
T | G
U | F
V | E
W | D
X | C
Y | B
Z | ADue to the fact that there is only one way to perform this, the Atbash cipher provides no communications security, as it lacks any sort of key. If multiple collating orders are available, which one was used in encryption can be used as a key, but this does not provide significantly more security.
ELGV, HSZIV, ZMW ULOOLD... :)

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CODES & CIPHERS
Non-FictionCompilation of codes, ciphers & some abbreviations to shorten the message before encrypting them. Learn the easiest way to remember Morse Code too.