This is a web-based Caesar Cipher encryption and decryption tool. It allows users to encode and decode messages by shifting characters within a custom alphabet set.

A program which performs a frequency analysis on a sample of English text and attempts a cipher-attack on polyalphabetic substitution ciphers using 2 famous methods - Kasiski's and Friedman's.

An icon in the shape of a lightning bolt. Impact Link Today, we are going to combine what we learned from the Introduction to Cryptography article with our Java programming skills. If you are new to ...

Introduction If you need to send a secret message to a friend, how could you prevent other people from reading it? One way is to encrypt the message—that is, use a secret code that only you and your ...