Free Affine Cipher Calculator - Builds the Affine Cipher Translation Algorithm from a string given an a and b value

This calculator has 3 inputs.

This calculator has 3 inputs.

E(x) = (ax + b) mod m

D(x) = a^{-1}(x - b) mod m

For more math formulas, check out our Formula Dossier

D(x) = a

For more math formulas, check out our Formula Dossier

- affine cipher
- substitution cipher, wherein each letter in an alphabet is mapped to its numeric equivalent, encrypted using a simple mathematical function, and converted back to a letter
- algorithm
- A process to solve a problem in a set amount of time
- cipher
- modulus
- the remainder of a division, after one number is divided by another.

a mod b