All sites listed on WeChall

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ID Language Site Users Challs Average Dif Fun Description
49EnglishUnited KingdomRevolution Elite360919712.81%75.00%83.33%A site based on a detective theme which uses suspect elimination, clues, and more traditional challenge categories to...
48EnglishFranceW3Challs31405987.04%78.57%87.50%0% simulation & guessing. Hacking challenges only! Wargames (from classic linux/x86 to hardened kernel exploits),...
47EnglishPolandSPOJ103252969771.01%50.00%25.00%SPOJ (Sphere Online Judge) is an online judge system with 2000 programming challenges. The solutions to challenges can...
46FrenchFranceRoot-Me5979155146.11%66.67%78.12%Root Me allows everyone to test and improve their knowledge in computer security. Our community helps us maintain a...
45EnglishPolandSecurity Traps100.00%100.00%The newest Polish professional challenge site. We focus on quality, difficulty and originality of the tasks, not...
44EnglishAustraliaCryptoLib50.00%50.00%CryptoLib is a challenge site focused on cryptography only. It currently offers 11 crypto challs which seem quite...
43FrenchFranceHackBBS312589118.32%75.00%60.00%Hack en situation réelle.
42EnglishNetherlands, TheTHC Hack Challenges50.00%25.00%THC is a hack challenge and tournament site for newbies and more advanced hackers. You start off with the easier...
41GermanGermanyNotpron50.00%50.00%Notpron - "The hardest riddle available on the Internet" - Is a linear challenge without ranking. It has around 13 tough...
40SpanishColombiaWorld of Wargame262010118.16%50.00%75.00%World of Wargame is a challenge site running from 2009 with more than a hundred challenges varying from easy to medium...
39EnglishSwitzerlandAstalavista65.62%72.73%Astalavista.com - Home of the fiendish challenges
38EnglishNetherlands, Thelistbrain.tk94577114.42%58.33%68.75%Another english site
37EnglishUnited StatesCSTutoringCenter39.70%68.05%CSTutoringCenter.com provides many different kinds of challenges. You are free to solve them in any language and with...
36EnglishTurkeyRoseCode53.57%71.43%This site publishes mostly math based programming challenges. Other topics include Crypto, Brainfck, Hacking, and...
35EnglishUnited Kingdomosix78.12%72.22%Home of the GEEK Challenges. We are a community of developers and IT enthusiasts interested in sharing ideas, writing...
34EnglishUnited StatesStarfleet Academy50.00%50.00%A nice challenge site for beginners. No need to register at Starfleet Academy for 10 nice javascript levels. I guess it...
33EnglishUnited StatesBlack Zero78.12%72.22%Black Zero is a new community of hacking, coding, and lock picking enthusiasts. The site offers over 50 interactive...
32EnglishUnited StatesHacker.org4949729221.39%86.77%83.82%The hacker explores the intersection of art and science in an insatiable quest to understand and shape the world around...
31EnglishGermanyHellbound Hackers50.00%50.00%HellBoundHackers is a completely legal, web-based security training ground. They offer challenges that teach you how...
30EnglishHungaryhax.tor.hu224265049.19%68.75%79.69%HaX.ToR.Hu is a challenge site putting emphasis on teaching basic security related issues in a fun way. Players get a...
29EnglishGermanyHackits.de50.00%50.00%Hackits.de is currently under maintainance. Hopefully they will be back soon and support wechall script interaction
28EnglishUnited StatesZero Identity50.00%50.00%A nice challenge site with a lot of functionality to interconnect the users. Will join soon
27EnglishUnited StatesProject Euler75.00%100.00%Project Euler is a series of challenging mathematical/computer programming problems that will require more than just...
26EnglishJamaicathebackupbox72.92%79.69%Shell challenges.
25PolishPolandShow Your Skills84.09%77.27%sys.warchall.net is a polish website with a lot of challenges. You can find here hackmes, crackmes, cryptography...
24EnglishItaly+Ma's Reversing294252820.30%87.50%85.00%A game I hope you and I will enjoy, a source of information which can become useful for reversers, and a way to meet new...
23GermanGermanyMiBs Challenges65.91%73.22%MiBs Challenges is a German riddle site started in 2005 with over 150 challenges in 9 categories including math,...
22PolishPolandTDHack2328820213.94%45.00%42.50%TDHack (Think Devise Hack) is the first polish challenge site, launched in September 2004. The challenges cover a wide...
21EnglishIsraelTryThis0ne132367216.68%45.00%50.00%Trythis0ne is a system of Hacking\Reversing\Encryption etc' challenges. Every challenge challenge the user in different...
20SpanishSpainelhacker.net27891565.84%72.22%66.67%We now have site navigation in english and spanish (some tests are only available in spanish). Esta es un wargame, que...
19EnglishUnited StatesThisisLegal.com291134339.40%48.08%70.83%Welcome to Thisislegal, a hacker wargames site but also with much more - such as forums and tutorials.
18EnglishUnited StatesHackThisSite3950010217.69%58.82%70.59%Hack This Site is a free, safe and legal training ground for hackers to test and expand their hacking skills. More than...
17SpanishSpainHispabyte45.45%61.36%Wargame de Hispabyte, zona práctica de un sitio dedicado a la seguridad, informática y programación. Wargame of...
16EnglishNetherlands, TheNet-Force382379530.56%65.00%70.24%Net-Force has been around since 2002, starting off as a Dutch website. The site is now only in English and has a diverse...
15SlovakSlovakiaBrainQuest16816130712.24%50.00%63.89%Brainquest is a slovak riddle site, focused on crypto, steganography and logics. Also there is an category Orbis pictis...
14FrenchFranceinfomirmo70.00%70.00%A new French site turned to the learning of the computing through the SOSI challenge. SOSI is a linear challenge with a...
13SpanishSpainYashira44833066.90%54.17%58.33%Yashira es un sitio en español dedicado a retos informáticos,ciencias e ingenio.
12EnglishSwitzerlandLOST-Chall965519913.46%63.04%66.31%A site based on the TV show Lost. Challenges range from easy to hard. Non-Lost fans will find this enjoyable too!
11EnglishFranceDareYourMind69.23%56.67%More than 180 challs. Javascript, Cracking, Crypto, Stegano, Realistic challs (SQL, Authentication, ...), Logic,...
10FrenchFranceNewbieContest5332730712.96%75.00%79.69%A french site which is not only focused on beginners. Challenge categories are cracking, crypto, hacking, Java/script,...
9GermanGermanyHappy-Security63.33%66.07%Happy-Security is a german challenge site. {also translated in english} Beside the 'normal' challenge sections, there...
8EnglishUnited KingdomAspect v221.88%28.12%Aspect Version 2 is a challenge site with a real storyline. You have to solve the challenges in order to make your way...
6EnglishUnited KingdomElectrica122064424.56%88.46%81.25%Reverse engineering, cryptography, maths, steganography challenges. Home of the challengers handbook.
5EnglishUnited KingdomTheBlackSheep1283634212.92%75.00%63.04%This site offers challenges in almost any category from easy to difficult. It has a nice user-interface, including an...
4EnglishSingaporeRankk964835312.05%80.77%75.89%Rankk's challenges are organised into levels from easy to difficult. The challenges are based on topics ranging from...
2EnglishNetherlands, TheHackQuest70.59%76.39%Hackquest offers challenges from all kind of computer-sections The site keeps track of a users spent time on a...
1EnglishGermanyWeChall633731722.55%80.77%79.69%WeChall is aiming to make a global ranking of challengers over multiple sites. It launched in january of 2008.
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