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Learn hacking by actually hacking. 20+ free CTF labs, weekly challenges, and a friendly community @whoamitang.

TCP1P is a CTF community from Indonesia, we like to sharing our knowledge and playing wordle, so don't be shy to ask in #chat

OmniCTF started as a community-driven cybersecurity competition created by a group of young security enthusiasts from Romania. What began as an idea to build a fun and challenging CTF has grown into an international community of players, challenge authors, organizers, and partners.

Hands on cybersecurity, red teaming, ethical hacking, bug bounty, and nonstop CTFs. Learn to think like an attacker, sharpen your skills, and grow with a community that gets it. Free courses, OSCP prep, tools, writeups, OSINT, malware analysis, exploit dev, reverse engineering, network security.

Your spot for hands-on cybersecurity, red teaming, ethical hacking, and nonstop CTF action. Learn to think like an attacker, sharpen your skills, and grow with a community that actually gets it. Jump in and earn your OvO tag.

We create opportunities for cybersecurity students via learning resources, certification pathways, cyber CTFs, and more!

Whether you're a beginner, a CTF competitor, or a seasoned pentester, Hack Nexus is the place for you. Join us to learn, compete, and connect with others who share your interest in Ethical Hacking and Cyber Security.

Get started with hacking in the academy, test your skills against boxes and challenges or chat about infosec with others

Community server of the free and ethical hacking learning platform Root-Me

HackThisSite is a free, safe and legal training ground for hackers to test and expand their ethical hacking skills.

Welcome to ANY.RUN's official Discord server. Connect with cybersecurity enthusiasts, malware researchers, and experts.

A community for bug bounty hunters and security researchers who like to hack on the Intigriti platform!