Participating Challenge Sites

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ID Language Site Users Challs Average Dif Fun Description
70United StatesEnglishOverTheWire.org012133.09%75.00%100.00%The wargames offered by the OverTheWire community can help you to learn and practice security concepts in the form of...
66GermanyGermanHacking-Challenges15513237.63%41.67%83.33%Hacking-Challenges is a german challenge site. In challenges from 8 categories, for example javascript, cryptography,...
65United KingdomEnglishCanYouHack.It5297231.51%50.00%50.00%CanYouHack.It is a security based challenge site where members get to show of their skills, learn new ones and socialize...
64United StatesEnglishwixxerd.com1928337.86%50.00%50.00%A collection of crackme's, hackme's, puzzles and games. Some are pretty simple, some... not so much...
63SpainEnglishyoire1198943.38%25.00%100.00%Please edit me :)
62Korea, Republic OfKoreanSuNiNaTaS8632544.62%50.00%100.00%SuNiNaTaS have 15 games : Web(8), Cracking(4), Forensic(3) Skill level is medium. We are good hackers.
61GermanyEnglishRedTigers Hackit01059.22%75.00%100.00%10 SQL Injection challenges. After the final level you can put yourself into the hall of fame. No registration possible.
60Korea, Republic OfEnglishReversing.Kr11322427.31%50.00%50.00%This site tests your ability to Cracking & RCE (Reverse Code Engineering).
59IraqEnglishhacking.allowed443184.41%87.50%100.00%Non-linear mostly shell-based wargame. See the on site readme for how start.
58United StatesEnglishValhalla9028313.69%75.00%100.00%Valhalla is a place for sharing knowledge and ideas. Valhalla allows users to submit code, as well as science,...
57United StatesEnglishSecurity Override1041610230.82%50.00%70.00%Here at SecurityOverride, we offer pen-testing tutorials, hacking challenges, security articles, security forums,...
56Korea, Republic OfKoreanwargame.kr6013339.33%75.00%75.00%this `wargame.kr` has challenges for web, system, reversing, etc.. i will trying to add more challenges, have a lotta...
55FranceFrenchRight-Answer68623823.69%39.29%53.12%This website want to make you think and learn in several chall spread over several categories such as logic,...
54Korea, Republic OfKoreanHack-Me65045017.07%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...
53United StatesEnglishEnigmaGroup2710818219.89%75.00%66.67%Since 2005, Enigma Group has been providing its members a legal and safe security resource where they can develop their...
52FranceFrenchµContest2943528.41%50.00%56.25%Site de challenges de programmation répartis dans des catégories thématiques: Cryptographie, Algorithmique, Image...
51Korea, Republic OfKoreanWebhacking.kr83705842.84%70.00%83.33%Webhacking.kr has 58 challenge about webhacking. You can try various SQL INJECTION problem.
50HungaryHungarianGekkó1601025.28%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...
49United KingdomEnglishRevolution Elite63811020.09%78.12%83.33%A challenge site based on a detective theme which uses suspect elimination, clues, and more traditional challenge...
48FranceFrenchW3Challs43176714.48%79.17%83.33%Hacking-oriented site available in French and English. Categories are : hacking, cracking, wargame, forensic,...
47PolandEnglishSPOJ19773536572.30%50.00%25.00%SPOJ (Sphere Online Judge) is an online judge system with 2000 programming challenges. The solutions to challenges can...
46FranceFrenchRoot-Me369215117.54%50.00%37.50%The goal of this portal is to permit anyone to improve his hacking skills through different sort of security challenges,...
45PolandEnglishSecurity Traps8474825.16%100.00%100.00%The newest Polish professional challenge site. We focus on quality, difficulty and originality of the tasks, not...
43FranceFrenchHackBBS283739118.59%75.00%60.00%Hack en situation réelle.
42Netherlands, TheEnglishTools & Design408834.34%50.00%25.00%THC is a challenge and tournament site for newbies and more advanced hackers, the site itself is fully integrated as a...
39SwitzerlandEnglishAstalavista27667915624.85%65.62%72.73%Astalavista.com - Home of the fiendish challenges
38Netherlands, TheEnglishlistbrain.tk4086617.84%58.33%68.75%Another english site
37United StatesEnglishCSTutoringCenter411634444.75%41.67%67.19%CSTutoringCenter.com provides many different kinds of challenges. You are free to solve them in any language and with...
36TurkeyEnglishRosecode87210719.37%67.86%71.43%This site publishes mostly math based programming challenges. There are some BF challenges that you need to write...
35United KingdomEnglishosix262804626.56%78.12%72.22%Home of the GEEK Challenges. We are a community of developers and IT enthusiasts interested in sharing ideas, writing...
33United StatesEnglishBlack Zero15456122.80%78.12%72.22%Black Zero is a new community of hacking, coding, and lock picking enthusiasts. The site offers over 50 interactive...
32United StatesEnglishHacker.org3103429223.21%85.94%82.81%The hacker explores the intersection of art and science in an insatiable quest to understand and shape the world around...
30HungaryEnglishhax.tor.hu144405049.30%68.18%80.36%HaX.ToR.Hu is a challenge site putting emphasis on teaching basic security related issues in a fun way. Players get a...
25PolandPolishShow Your Skills307418612.35%84.09%77.27%sys.warchall.net is a polish website with a lot of challenges. You can find here hackmes, crackmes, cryptography...
24ItalyEnglish+Ma's Reversing257572822.76%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...
23GermanyGermanMiBs Challenges205815636.68%65.00%71.16%MiBs Challenges is a german riddle site with over 150 challenges in 9 categories including math, cryptography, science...
22PolandPolishTDHack2184620115.31%45.00%42.50%TDHack (Think Devise Hack) is the first polish challenge site, launched in September 2004. The challenges cover a wide...
21IsraelEnglishTryThis0ne96257217.93%45.00%50.00%Trythis0ne is a system of Hacking\Reversing\Encryption etc' challenges. Every challenge challenge the user in different...
20SpainSpanishelhacker.net18989568.12%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...
19United StatesEnglishThisIsLegal185854244.96%55.00%69.45%A new hacker wargame site with over 30 challenges and lots more, including a forum, videos, tutorials/articles and...
18United StatesEnglishHackThisSite3950010223.37%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...
17SpainSpanishHispabyte01348.06%45.45%61.36%Wargame de Hispabyte, zona práctica de un sitio dedicado a la seguridad, informática y programación. Wargame of...
16Netherlands, TheEnglishNet-Force273739331.63%63.16%68.75%Net-Force has been around since 2002, starting off as a Dutch website. The site is now only in English and has a diverse...
15SlovakiaSlovakBrainQuest1055650630.51%50.00%63.89%Brainquest is a slovak riddle site, focused on crypto, steganography and logics. Also there is an category Orbis pictis...
14FranceFrenchinfomirmo115520310.42%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...
13SpainSpanishYashira37452908.78%54.17%58.33%Yashira es un sitio en español dedicado a retos informáticos,ciencias e ingenio.
12SwitzerlandEnglishLOST-Chall296220613.80%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!
11FranceEnglishDareYourMind1000818916.14%69.23%56.67%More than 180 challs. Javascript, Cracking, Crypto, Stegano, Realistic challs (SQL, Authentication, ...), Logic,...
10FranceFrenchNewbieContest3339223617.22%69.74%72.22%A french site which is not only focused on beginners. Challenge categories are cracking, crypto, hacking, Java/script,...
9GermanyGermanHappy-Security1246818126.72%63.33%66.07%Happy-Security is a german challenge site. {also translated in english} Beside the 'normal' challenge sections, there...
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.