Open-source code that enables you to use Serpent in CBC mode
Morse Code Utilitiies to convert text messages to & from sound files.
file/stream encryption/decryption/CRC based on PI compute algorithm
Encode-Decode Tool weaponized with Hash Encrypt & Hash Cracker
Optimized implementation of RC4 (Rivest Cipher 4, ARCFOUR) in ASMx64.
Anubis Involutional 128-bit SPN Block cipher Encryption Tool
Command-line GM/T 0002-2012 SM4-GCM Encryption Tool
Command-line Ascon v1.2 Encryption Tool written in Go
C++ cryptographic library (modern hash functions, ciphers, KDFs)
SHA-256 Algorithm Implementation in C
A spreadsheet to aid in detecting ransomware-corrupted files
TTAK.KO-12.0223 Lightweight Encryption Algorithm Tool
Open Source Commandline Encryption Tool written in AutoIt3
A simple tool for split, zip, and encrypt files
GOST R 34.10-2015 Kuznechik Block Cipher Encryption Tool
Tiny front end to hcrypt.exe from project page Hcrypto
Cross-platform GMSM Security Suite written in Go
A command line interface for encryption and decryption using the NTRU
Amazon DynamoDB Encryption Client for Java
Encryption/Decryption demonstration app using the S-DES algorithm
Decrypt encryptions without knowing the key or cipher
Korea Internet & Security Agency's Cipher Suite written in Go
FinalCrypt - Unbreakable One-Time Pad Encryption
A library for easy use of symmetric encryption and decryption in java