
wolfssl
The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS…

The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS…

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis

Building 70 Projects ranging from beginner to advanced so anyone can — learn from, build upon, use as a reference, or even copy directly. Gamified…

Tool to find common vulnerabilities in cryptographic public keys

C library implementing the SSH protocol for secure remote access, authentication, and encrypted communication. Includes fuzzing support via OSS-Fuzz…

A fast, modern alternative to OpenSSL's CLI - inspect, grade, and manage certificates from the terminal

General purpose TLS and crypto library

[mirror] Go supplementary cryptography libraries

Windows protocol library, including SMB and RPC implementations, among others.

In-memory Mach-O dylib loader for stock macOS Python; decrypts, maps, and runs payloads without dlopen or writing to disk, with optional encrypted…

A lightweight, cryptography-powered, open-source toolkit built to enforce Zero Trust security for infrastructure, applications, and data in the…

The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific application security topics.

A community‑driven cybersecurity knowledge base with 400+ notes, mind‑maps, and cheat‑sheets – built from first principles. Ideal for students, SOC…

Steganography Tool for JPG Images

Full ML-KEM-1024 key recovery from a partial Fujisaki-Okamoto comparison in wolfSSL (CVE-2026-6330 NEON, CVE-2026-10097 AVX2)

Home to the Signal Protocol as well as other cryptographic primitives which make Signal possible.

Homomorphic Encryption demos