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

go语言封装的各种对称加密和非对称加密，可以直接使用，包括3重DES，AES的CBC和CTR模式，还有RSA非对称加密,ECC椭圆曲线的加密和数字签名

RSA public/private key generation, RSA, AES encryption/decryption, RSA sign/verify in Swift with CommonCrypto in iOS and OS X

Node.js package for HTTP basic and digest access authentication.

Crypt::LE - Let's Encrypt / Buypass / ZeroSSL and other ACME-servers client and library in Perl for obtaining free SSL certificates (inc. generating RSA/ECC keys and CSRs). HTTP/DNS verification is supported out of the box, EAB (External Account Binding) supported, easily extended with plugins, easily dockerized.

Ghidra analysis plugin to locate cryptographic constants

OpenSource malware packer

Upload and stream media from the cloud with or without encryption. Cache all new and recently streamed media locally to access quickly and reduce API calls

Obfuscate your Python scripts better, faster.

A new simple and powerfull packer for malware

Pure Go crypt(3) Implementation

Java tool of AES, RSA, DESede, Base64, Hex and so on.

DEScrypt CPU Collision Cracker

Golang wrappers for glibc crypt(3)

Keep your notes safe and secure with Note Crypt for Android!

The objective of this class is offer an automatic system of protection for developers's projects and simplify some security operations as the check of CSRF or XSS all in a simple class. Infact you could just call the main method to have better security yet without too much complicated operations.

a vigenere algorithm encrypt ransomeware created by me :p, for education purpose.

RSA for react native made with golang for fast performance

Viper is a brute-force password cracker.

ARS_ENCRYPT is a modified caesar's-cipher-based encrypt system written in C++.