A comprehensive, step-by-step guide to mastering cybersecurity from beginner to expert level with curated resources, tools, and career guidance
网络安全空间安全
This is a learning created by Omar Santos (@santosomar) for different Cybersecurity training sessions. It includes many intentionally vulnerable applications running in Docker containers and thousands of cybersecurity resources.
GRFICSv3 is a FREE and open source OT security lab with realistic networking and a 3D process simulation for training and learning ICS security
A collection of cybersecurity resources for hackers, pentesters and security researchers
Comprehensive SOC Analyst notes covering incident response, threat hunting, SOC workflows, and cybersecurity concepts—perfect for exam prep and skill-building in blue team operations.
Curso completo de Segurança Cibernética com conteúdos gratuitos em português.
Learning resources for cybersecurity including youtube, github, books, videos, courses, labs, articles etc. at one place
The project is a multi-user cybersecurity education chatbot built with Flask, aimed at a school/classroom project.
A comprehensive guide for anyone looking to learn penetration testing and ethical hacking — from beginner to advanced. You'll find a structured learning path, essential tools, curated resources, and references to practice hacking legally and responsibly.
A curated collection of 70+ free cybersecurity books organized by domain and difficulty (🟢 Beginner → 🟡 Intermediate → 🔴 Advanced). Structured learning paths for ethical hacking, penetration testing, exploit development, malware analysis, web security, and more. No paywall. Community maintained.
Vulnerable API for research and education
Professional email templates and landing pages for employee security awareness phishing simulations using GoPhish. Ready-to-deploy campaigns with realistic scenarios, educational content, and customizable branding for enterprise security training programs.
Bugboard is a comprehensive open-source cybersecurity tool for vulnerability detection and bug hunting.
Collection of mine and others presentations on various topics like application security, python, cloud security, DevSecOps and so on... These are free to use and publicly available slides. But, don't forget to give the credit to the owners!
Pretexta is a social engineering simulation lab designed to help security professionals, educators, and organizations understand why social engineering attacks succeed.
Maritime Cyber Security Testbed
Meeps Security is a gamified cybersecurity training and awareness framework. In the game, players handle incoming calls about cybersecurity incidents, analyze them, and submit the correct threat response within the defined SLA. At the end of the shift, players must correctly resolve at least 80% of the tickets to pass their assessments.
List of free cybersecurity holiday events, CTFs, and Advent challenges where you can learn, practice hacking skills, and win prizes.
📡 Foundational understanding of Computer Networking for learners
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