Participating Challenge Sites

1 2
ID Language Site Users Challs Average Dif Fun Description
1EnglishGermanyWeChall388671443.11%80.77%79.69%WeChall is aiming to make a global ranking of challengers over multiple sites. It launched in january of 2008.
4EnglishSingaporeRankk825032612.95%79.35%75.00%Rankk's challenges are organised into levels from easy to difficult. The challenges are based on topics ranging from...
5EnglishUnited KingdomTheBlackSheep1266934212.80%75.00%63.04%This site offers challenges in almost any category from easy to difficult. It has a nice user-interface, including an...
6EnglishUnited KingdomElectrica114694425.21%88.46%79.55%Reverse engineering, cryptography, maths, steganography challenges. Home of the challengers handbook.
9GermanGermanyHappy-Security1535818325.78%63.33%66.07%Happy-Security is a german challenge site. {also translated in english} Beside the 'normal' challenge sections, there...
10FrenchFranceNewbieContest4596228413.78%75.00%79.69%A french site which is not only focused on beginners. Challenge categories are cracking, crypto, hacking, Java/script,...
11EnglishFranceDareYourMind1176619015.32%69.23%56.67%More than 180 challs. Javascript, Cracking, Crypto, Stegano, Realistic challs (SQL, Authentication, ...), Logic,...
12EnglishSwitzerlandLOST-Chall354619913.91%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!
13SpanishSpainYashira43453067.43%54.17%58.33%Yashira es un sitio en español dedicado a retos informáticos,ciencias e ingenio.
14FrenchFranceinfomirmo150320310.18%70.00%70.00%A new French site turned to the learning of the computing through the SOSI challenge. SOSI is a linear challenge with a...
15SlovakSlovakiaBrainQuest15468117014.00%50.00%63.89%Brainquest is a slovak riddle site, focused on crypto, steganography and logics. Also there is an category Orbis pictis...
16EnglishNetherlands, TheNet-Force321599530.51%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...
17SpanishSpainHispabyte01348.19%45.45%61.36%Wargame de Hispabyte, zona práctica de un sitio dedicado a la seguridad, informática y programación. Wargame of...
18EnglishUnited StatesHackThisSite3950010219.22%63.23%67.65%Hack This Site is a free, safe and legal training ground for hackers to test and expand their hacking skills. More than...
19EnglishUnited StatesThisisLegal.com264174342.14%52.27%70.00%Welcome to Thisislegal, a hacker wargames site but also with much more - such as forums and tutorials.
20SpanishSpainelhacker.net26264566.03%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...
21EnglishIsraelTryThis0ne123607217.23%45.00%50.00%Trythis0ne is a system of Hacking\Reversing\Encryption etc' challenges. Every challenge challenge the user in different...
22PolishPolandTDHack2322120213.87%45.00%42.50%TDHack (Think Devise Hack) is the first polish challenge site, launched in September 2004. The challenges cover a wide...
23GermanGermanyMiBs Challenges223015634.75%65.91%73.22%MiBs Challenges is a German riddle site started in 2005 with over 150 challenges in 9 categories including math,...
24EnglishItaly+Ma's Reversing285162820.90%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...
25PolishPolandShow Your Skills324418611.92%84.09%77.27%sys.warchall.net is a polish website with a lot of challenges. You can find here hackmes, crackmes, cryptography...
30EnglishHungaryhax.tor.hu206055049.17%68.75%80.00%HaX.ToR.Hu is a challenge site putting emphasis on teaching basic security related issues in a fun way. Players get a...
32EnglishUnited StatesHacker.org4557529221.01%86.77%83.82%The hacker explores the intersection of art and science in an insatiable quest to understand and shape the world around...
33EnglishUnited StatesBlack Zero15456122.95%78.12%72.22%Black Zero is a new community of hacking, coding, and lock picking enthusiasts. The site offers over 50 interactive...
35EnglishUnited Kingdomosix277524626.01%78.12%72.22%Home of the GEEK Challenges. We are a community of developers and IT enthusiasts interested in sharing ideas, writing...
36EnglishTurkeyRoseCode13304875.77%53.57%71.43%This site publishes mostly math based programming challenges. Other topics include Crypto, Brainfck, Hacking, and...
37EnglishUnited StatesCSTutoringCenter625934641.61%39.70%68.05%CSTutoringCenter.com provides many different kinds of challenges. You are free to solve them in any language and with...
38EnglishNetherlands, Thelistbrain.tk19306615.93%58.33%68.75%Another english site
39EnglishSwitzerlandAstalavista28019915624.67%65.62%72.73%Astalavista.com - Home of the fiendish challenges
40SpanishColombiaWorld of Wargame215310124.98%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...
43FrenchFranceHackBBS312589118.08%75.00%60.00%Hack en situation réelle.
45EnglishPolandSecurity Traps13664827.67%100.00%100.00%The newest Polish professional challenge site. We focus on quality, difficulty and originality of the tasks, not...
46FrenchFranceRoot-Me14663829710.64%60.00%70.83%Root Me allows everyone to test and improve their knowledge in computer security. Our community helps us maintain a...
47EnglishPolandSPOJ59712165201.10%50.00%25.00%SPOJ (Sphere Online Judge) is an online judge system with 2000 programming challenges. The solutions to challenges can...
48FrenchFranceW3Challs22074898.72%78.57%87.50%0% simulation & guessing. Hacking challenges only! Wargames (from classic linux/x86 to hardened kernel exploits),...
49EnglishUnited KingdomRevolution Elite234618414.10%75.00%83.33%A site based on a detective theme which uses suspect elimination, clues, and more traditional challenge categories to...
50HungarianHungaryGekkó1601027.04%62.50%56.25%Now available in English and Hungarian. You play the role of a police agent and help your boss, colleagues and friends...
51KoreanKorea, Republic OfWebhacking.kr266666641.65%70.00%83.33%Webhacking.kr has 58 challenge about webhacking. You can try various SQL INJECTION problem.
52FrenchFranceµContest10125628.62%77.27%77.08%FRENCH/ENGLISH : µContest is a programming challenges website. The challs can be about cryptgraphy, algorithmic,...
53EnglishUnited StatesEnigmaGroup4657118217.02%75.00%66.67%Since 2005, Enigma Group has been providing its members a legal and safe security resource where they can develop their...
54KoreanKorea, Republic OfHack-Me137615319.75%75.00%75.00%Hack-Me is one of the best challenge site in south korea, launched in this month. The challenges cover a wide range of...
55FrenchFranceRight-Answer128424319.04%39.29%53.12%This website want to make you think and learn in several chall spread over several categories such as logic,...
56KoreanKorea, Republic Ofwargame.kr66073533.43%75.00%75.00%this `wargame.kr` has challenges for web, system, reversing, etc.. i will trying to add more challenges, have a lotta...
57EnglishUnited StatesSecurity Override2195510333.05%50.00%75.00%Here at SecurityOverride, we offer pen-testing tutorials, hacking challenges, security articles, security forums,...
58EnglishUnited StatesValhalla37989112.76%50.00%100.00%Valhalla is a place for sharing knowledge and ideas. Valhalla allows users to submit code, as well as science,...
59EnglishAntarcticahacking.allowed.org404913.27%87.50%100.00%Your description is invalid. It has to be 12-4096 characters long.
60EnglishKorea, Republic OfReversing.Kr137252744.91%50.00%50.00%This site tests your ability to Cracking & RCE (Reverse Code Engineering).
61EnglishGermanyRedTigers Hackit-11055.55%75.00%95.00%10 SQL Injection challenges. After the final level you can put yourself into the hall of fame. No registration possible.
62KoreanKorea, Republic OfSuNiNaTaS74863247.56%50.00%100.00%SuNiNaTaS have 15 games : Web(8), Cracking(4), Forensic(3) Skill level is medium. We are good hackers.
63EnglishSpainYoire5324938.13%25.00%33.33%Wargame oriented site for having fun and learn hacking :)
How to add other sites to WeChall
If you are a challenge site administrator, please read join.php.
If you want your favorite site to get added you can try to contact their admins.
Please do not post about WeChall in their public forums, instead write them an email or pm.