A collection of methods to learn who the owner of an IP address is.

Red Team Cheatsheet in constant expansion.

A complete computer science study plan to become a software engineer.

Here we collect and discuss the best DeFi, Blockchain and crypto-related OpSec researches and data terminals - contributions are welcome.

List of Computer Science courses with video lectures.

Collection of Cyber Threat Intelligence sources from the deep and dark web

Active Directory and Internal Pentest Cheatsheets

JavaScript beacons and C2 to be used for XSS payload or post exploitation implants on webapp servers or desktop software to monitor users and maintain persistence. Browser extension, electron app, …

LotL RMM

Collection of malware source code for a variety of platforms in an array of different programming languages.

A growing collection of MCP servers bringing offensive security tools to AI assistants. Nmap, Ghidra, Nuclei, SQLMap, Hashcat and more.

The most unusual OSINT guide you've ever seen. The repository is intended for bored professionals only. PRs are welcome!

Not The Hidden Wiki - The largest repository of links related to cybersecurity

Orange Cyberdefense mindmaps

The Life Operational Security (OpSec) Guide provides invaluable insights and actionable recommendations for individuals seeking to enhance their privacy, anonymity, and security in their personal a…

List of OSINT Capture The Flag platforms

Penetration Testing For - Web | Mobile | API | Thick Client | Source Code Review | DevSecOps | Wireless | Network Pentesting, etc...

A resource containing all the tools each ransomware gangs uses

Red team Interview Questions

Red Team Operations Architecture Map Comprehensive Operator Reference — From Infrastructure to Impact

Red Team Tips as posted by @vysecurity on Twitter

A tool for preventing the installation of malicious PyPI and npm packages 🔥

⭐AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts.🎯 告别信息过载，你的 AI 舆情监控助手与热点筛选工具！聚合多平台热点 + RSS 订阅，支持关键词精准筛选。AI 智能筛选新闻 + AI 翻译 + AI 分析简报直推手机，也支持接入 MCP 架构…

Vulnerability detection framework by Binarly's REsearch team

Windows inside a Docker container.