John the Ripper jumbo - advanced offline password cracker, which supports hundreds of hash and cipher types, and runs on many operating systems, CPUs, GPUs, and even some FPGAs

A Survival Knife (Fantastic) Force Attacks, Incorporating Teeth Cybertooth && John the Ripper, most Advanced Password and Logon Cracker.

Viper is a brute-force password cracker.

Skynet Lua crypto algorithms supported extend

skynet client login service need some crypt functions

cryptographic program (console) in C

[Feature complete] Library for the Argon2-family of hashing functions

BCrack is a basic tool designed to crack Bcrypt hashed passwords using brute-force methods. Written in C, it highlights the importance of strong passwords and the effectiveness of Bcrypt for password hashing. Ideal for educational purposes and ethical security testing with permission.

Get encrypted password by crypt(3) with salt included.

[Feature complete] Façade for libar2

Crypt::glibc Perl module for crypt() using MD5/SHA256/SHA512. This module is for Windows and others.

NEWDES2 Block cipher encryption source code in C. 15552-bit keys. 128-bit block cipher (like AES) 64 rounds

REDPIKE2 Block cipher encryption source code in C. 128-bit keys.

AES8576 Block Cipher Encryption. Advanced Encryption Standard with 8576-bit keys

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

IDEA 832-bit keys Block cipher encryption source code in C. International Data Encryption Algorithm 832 bits.

XTEA2 Block cipher encryption source code in C. 256-bit keys.

GOST2-128 Block cipher encryption source code in C. 4096-bit keys, 128-bit block cipher (like AES), 64 rounds.

TREYFER2 Block cipher encryption source code in C. 8192-bit keys. 128-bit block cipher (like AES) 64 rounds.

A tool to encrypt/decrypt a file using XOR operation to do One-Time Pad.