Security

This is a collection of tutorials for learning how to use Docker with various tools. Contributions welcome.

The best IP Toolbox. Check your IP address & geolocation, test IP for WebRTC and DNS IP leaks, run an IP quality check, browser fingerprint check, website availability check, network speed test, global latency test, MTR test, Whois search, and more.

A collection of Linux Sysadmin Test Questions and Answers. Test your knowledge and skills in different fields with these Q/A.

A curated list of CTF frameworks, libraries, resources and softwares

Netmaker makes networks with WireGuard. Netmaker automates fast, secure, and distributed virtual networks.

一款长亭自研的完善的安全评估工具，支持常见 web 安全问题扫描和自定义 poc | 使用之前务必先阅读文档

Kubescape is an open-source Kubernetes security platform for your IDE, CI/CD pipelines, and clusters. It includes risk analysis, security, compliance, and misconfiguration scanning, saving Kubernetes users and administrators precious time, effort, and resources.

Command-line tool that allows you to search for iOS, iPadOS, tvOS, visionOS, and macOS apps on the App Store, and download .ipa or macOS .pkg app packages.

404StarLink - 推荐优质、有意义、有趣、坚持维护的安全开源项目

Automated penetration testing & attack surface management platform. Recon, scan, exploit, report — 600+ exploits, 90+ integrations, 10K+ detections.

A curated list of awesome search engines useful during Penetration testing, Vulnerability assessments, Red/Blue Team operations, Bug Bounty and more

Main Sigma Rule Repository

🛡️ Open-source and cloud-native Web Application Firewall (WAF)

A Rust port of shadowsocks

Firefox user.js for optimal privacy and security. Your favorite browser, but better.

Monero: the secure, private, untraceable cryptocurrency

This guide details creating a secure Linux production system. OpenSCAP (C2S/CIS, STIG).

Experience email the way you want with Mail0 – the first open source email app that puts your privacy and safety first. Join the discord: https://mail0.link/discord

Low code web framework for real world applications, in Python and Javascript

OpenAI's Codex Security CLI and TypeScript SDK for finding, validating, and fixing security vulnerabilities. npm: https://www.npmjs.com/package/@openai/codex-security

Help secure Express apps with various HTTP headers

A curated list of Awesome Threat Intelligence resources

How to systematically secure anything: a repository about security engineering

Nishang - Offensive PowerShell for red team, penetration testing and offensive security.

Open Cyber Threat Intelligence Platform

Remote Administration Tool for Windows

🦄 A curated list of privacy & security-focused software and services

Let's Encrypt/ACME client and library written in Go

The Web Security Testing Guide is a comprehensive Open Source guide to testing the security of web applications and web services.

A curated collection of publicly available resources on how technology and tech-savvy organizations around the world practice Site Reliability Engineering (SRE)