Nisarga Patel

Software Engineer

Encrypting Your Grandma's Password Using the Affine Cipher

One day you noticed your grandma was typing her passwords in a text document and referring to them when trying to log into popular websites. Wanting to teach her about the importance of security you decided to give her a brief introduction to cryptography. The first cipher you decided to teach was the affine cipher. Introduction to the Affine Cipher The affine cipher is a monoalphabetic substitution cipher, there isn’t really all that much to it and anyone can learn it given a few minutes. Continue reading