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Update for 09-11-21 14:45

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Tyler Perkins 2021-11-09 14:45:01 -05:00
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= Affine =
Affine cipher is a type of [[substitution]] cipher.
The cipher is of model
f(x) = ax + b mod 26
Where x is some number corresponding to a letter, 0-25. a and b are variables.
To decipher, the formula is of form
f(y) = a^-1(y - b) mod 26

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=== Ciphers === === Ciphers ===
* [[substitution|Substitution]] * [[substitution|Substitution]]
* [[Affine]]
=== Math for Crypto === === Math for Crypto ===