File encryption with GOST2-128 in CBC and GCM mode (C# language)

A C implementation of the GOST symmetric block cipher.

My Cryptography course project. An implementation of a block cipher algorithm and a hash function.

LDombi µCipher 2017 Version (Single File Edition)

[42 cursus] An introduction to cryptographic hashing algorithms and cipher blocks algorithm

A collection of different block cipher modes, designed to facilitate secure data encryption.

RC2+ RC2Plus Block cipher encryption source code in C. 8192-bit keys. 128-bit block cipher (like AES) 64 rounds.

Reference implementation of a Feistel cipher in C for educational and cryptographic study.

A high-performance C++ library implementing the AES-128 standard for encrypting and decrypting 128-bit data blocks.

Simple web-app implementation of our 'new' block cipher, CryptoNight, with Shannon's diffusion-confusion principle, substitution, transposition, and iterated cipher using feistel network

Cryptographic techniques using C++ and OpenSSL, covering encryption modes, hash functions, hybrid encryption, and various cryptographic concepts 🔐

Block cipher mode of operation

Pure implication of RC6 cipher with GUI on Qt

A C-based script to encrypt (and decrypt) any data using either the XOR or CBC cipher algorithms.

Advanced Encryption Standard (AES) in C language

This repository contains a C++ implementation of the PRESENT block cipher and a tool for performing differential cryptanalysis on a reduced-round version of the cipher.

DES768 Block Cipher Encryption. Data Encryption Standard with 768-bit keys.

Block-based encrypted file stream for .NET — each block encrypted independently with AES-256-GCM, enabling random read/write at any position without decrypting the entire file. Drop-in Stream replacement with pluggable crypto, parallel IO, and 1800+ tests.

Elliptic curve cryptography and SHA-3 applications for signing emails

Reference implementation of Kalyna block cipher