Decode / Bruteforce Vigenere cipher text just using the Flag Format!!

Decrypt Vigenère ciphers with missing keys through language-agnostic Chi-squared statistical tests.

Криптоанализ шифра Виженера на Python с поддержкой русского языка

Encryption, decryption and cryptanalysis of the Vigenère cipher.

Crack vigenere encrypted text using index of coincidence and character frequencies.

Decoding the "Vigenère cipher" using a statistical attack

基于重合指数法的Vigenère密码破解，需要一定手动分析，附原理解析，后期可能补上全自动脚本

vigdec aka heartbreaker – tool that breaks Vigenère cipher without knowing the key.

This program aims to decrypt texts encrypted with the Vigenere cipher method using C#.

Cli utility to analyse and decipher a vigenere cipher to help with my cryptography course tasks.

Vigenere Cipher

A decoder of Vigenere encryption developed in javascript.

Developing a collection of cipher functions for fun

Rust-based Vigenère decoder that automatically detects the plaintext language before decrypting the cipher.

Algorithmic implementation of the Avirai's proposition to solve Kryptos K4 via Vigenère's table with randomized initial position and symmetry transposition via pairs of partially inversed matrices (cf. https://www.reddit.com/r/codes/comments/wwqj3m/kryptos_yar_east_north_east_and_muko/)

Ransomware that encrypts and decrypts .txt, .py, .docx and .pdf in specified directories with a modified Vigenère cipher.

A small project in Swift to encode/decode text using the Vigenère cipher

A C++ implementation of the Vigenère cipher

Python program to encrypt/decrypt ciphers from .txt files or manually-typed strings.

Cryptography project written in Java as part of the first project of IOOP in EPFL BA1 (IC Section) Grade: 91.67%