CORE 139
Methods and Issues in Cryptology
Spring 2004
Affine Cipher Tool
Enter the plaintext message and the affine key [s,t]. Click "encrypt" to encrypt the message. This tool can also be used for decryption by entering the ciphertext in the "plaintext" box and using the inverse key.
s:
t:
plaintext:
ciphertext:
sbridgeman@mail.colgate.edu
last updated: --Wed Jan 28 19:50:33 Eastern Standard Time 2004--