🔤 Affine Cipher
Encode and decode text using the Affine cipher — E(x) = (ax + b) mod 26.
Valid “a” values: 1, 3, 5, 7, 9, 11, 15, 17, 19, 21, 23, 25. Letter case, spaces, and punctuation are preserved.
ResultEncode and decode text using the Affine cipher — E(x) = (ax + b) mod 26.
Valid “a” values: 1, 3, 5, 7, 9, 11, 15, 17, 19, 21, 23, 25. Letter case, spaces, and punctuation are preserved.
Result