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

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.

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

Ghidra analysis plugin to locate cryptographic constants

Legacy OpenSource malware packer for .NET Framework executable files

A new simple and powerfull packer for malware

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

CLI application for credentials recovery, converting and multi-threaded cracking mechanism for online and offline scenario.

Легковесный чистый Rust-дешифратор Happ-ссылок crypt, crypt2, crypt3, crypt4 и crypt5 без внешних runtime-зависимостей. Собранный в кроссплатформенные нативные бинарники. В образовательных целях.

Obfuscate your Python scripts better, faster.

Pure Go crypt(3) Implementation

A fast, easy-to-use, and secure command-line tool for encrypting and decrypting files or entire directory trees.

A simple cryptor for .NET/Native files with Injection and obfuscation

DEScrypt CPU Collision Cracker

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

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

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

Golang wrappers for glibc crypt(3)