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CTF Games

tryhackme.comLearn by following a structured paths and reinforce your skills in a real-world environment by completing guided, objective-based tasks and challenges.
cmdchallenge.comCommand Challenge
defendtheweb.netDefend the Web is an interactive security platform where you can learn and challenge your skills. Try and complete all of our 60+ hacking levels laboratories provides a variety of resources that can be used to learn about vulnerability analysis, exploit development, software debugging, binary analysis, and general cyber security issues.
Hackthebox.comA Massive Hacking Playground
Letsdefend.ioLetsDefend helps you build a blue team career with hands-on experience by investigating real cyber attacks inside a simulated SOC.
promptriddle.comThis is a pretty hard puzzle-solving game, can you beat it?
root-me.orgA fast, accessible and realistic platform to test your hacking skills.the root is long but the way is free Learn to hack!
ctf101.orgCapture The Flags, or CTFs, are a kind of computer security competition
ctf.hacker101.comWhether you've just started your hacker journey or you're just looking for some new challenges, the Hacker101 CTF has something for you.
cryptopals.comthe cryptopals crypto challenges
cryptohack.orgA fun, free platform for learning modern cryptography
attackdefense.comAttack and Defense
capturetheflag.withgoogle.comGoogle will run the 2022 CTF competition in two parts: an online jeopardy-CTF competition, and a different on-site contest open only to the top 8 teams of the online jeopardy-CTF competition.
zenk-security.comThe main purpose of the Zenk-Security community is computer security, we are jacks of all trades, snoopers, we experiment at all costs and we share without any other restrictions than respect.
vulnmachines.comA place to learn and improve penetration testing/ethical hacking skills for FREE.
picoctf.orgpicoCTF is a free computer security education program with original content built on a capture-the-flag framework created by security and privacy experts at Carnegie Mellon University.
practicalpentestlabs.comTake your Hacking skills to the next level.
overthewire.orgThe wargames offered by the OverTheWire community can help you to learn and practice security concepts in the form of fun-filled games.
kaggle.comKaggle offers a no-setup, customizable, Jupyter Notebooks environment. Access GPUs at no cost to you and a huge repository of community published data & code.
pwn.tnPWN.TN is an educational and non commercial wargame.' is a non-commercial wargame site which provides various pwn challenges regarding system exploitation
vulnhub.comTo provide materials that allows anyone to gain practical 'hands-on' experience in digital security, computer software & network administration.
w3challs.comOur goal is to provide fun and unique challenges running in a real world environment, with no guessing and no simulation!
wechall.netThere exist lots of different challenge types. The most common ones are the following: Cryptographic, Crackit, Steganography, Programming, Logic and Math/Science. The difficulty of these challenges vary as well.