Participating Challenge Sites

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ID Language Site Users Challs Average Dif Fun Description
92EnglishGermanytry to decrypt1302343.16%50.00%100.00%Little game to train your brain - try to decrypt some texts in different levels from easy to hard. Can you enter the...
91EnglishUnited KingdomHack The Box2018013110.28%50.00%50.00%Hack The Box is an online platform allowing you to test your penetration testing skills and exchange ideas and...
90EnglishPolandhackburger4111028.89%50.00%50.00%(mainly) web security challenges by Laboratorium EE.
89EnglishTaiwanpwnable.tw42262722.01%50.00%50.00%Pwnable.tw is a wargame site for hackers to test and expand their binary exploiting skills.
88KoreanKorea, Republic OfNOE.systems4141920.71%50.00%50.00%NOE.systems is a wargame site where you can practice a variety of hacking techniques related to information security in...
87EnglishArgentinaHacker Gateway5502359.52%50.00%62.50%The go-to place for hackers who want to put their skills to the test.
86EnglishKorea, Republic OfSolve Me5801419.38%50.00%50.00%This website provides an opportunity for you to test your knowledge and skills, in categories related to hack: Rev,...
85EnglishCanadaRingZer0 Team Online CTF201482727.20%50.00%50.00%RingZer0 Team's online CTF offers you tons of challenges designed to test and improve your hacking skills through...
84EnglishColombiaChallengeland10377014.82%50.00%50.00%Challengeland is a site of war games to learn and improve your hacking skills created by Redexel and Germanlm93
83EnglishKorea, Republic Ofpwnable.kr19512626.74%75.00%100.00%'pwnable.kr' is a non-commercial [i]wargame site[/i] which provides various pwn challenges regarding system...
82EnglishUnited Statesae27ff29534027.86%56.25%93.75%Beginner to intermediate puzzles intended to hone user hunting and decoding skills used in Alternate Reality Games.
81EnglishKorea, Republic OfStereotyped Challenges16212126.09%100.00%100.00%"Stereotyped Challenges" provides advanced web-based security challenges that guides you to the latest trend of web...
80EnglishUnited StatesDisavowed.net210644.87%50.00%50.00%One of the original challenges! Disavowed.net is once again available to play (hosted within Mod-X). Enjoy!
79EnglishUnited KingdomOmega Project262740.53%50.00%50.00%The Omega Project is a new set of Mod-X challenges which have been designed to test many different skill areas and to...
78EnglishUnited KingdomMod-X6782941.67%62.50%62.50%Mod-X is a fictional online game. In Mod-X you will become one of the Mod-X 'agents' and have to solve any tasks that...
77KoreanKorea, Republic OfCodeShell.kr4961827.92%50.00%50.00%This website provides various challenges that require computer hacking skills to solve. To solve a challenge, you'll...
76EnglishUnited KingdomHackThis!!5044845532.06%50.00%87.50%Want to learn about hacking and network security? Find out how the most common hacks are performed.
75GreekGreeceMathchall38513420.23%50.00%50.00%Mathchall is requiring the mind to use pure intelligence in the attainment of pure truth. ---Now you can maximize you...
74EnglishIrelandIRISSCON 2012 Lost Challenges4151359.57%50.00%87.50%This site includes the challenges I made for IRISSCON 2012 CTF. However due to the large number of submissions, these...
73EnglishBelgiumTasteless-12145.38%100.00%100.00%Tasteless challenges, several levels that will test you in security and logical thinking
72EnglishFranceNo Such Con 2013000.00%50.00%50.00%The HES/NSC 2013 challenges. Still available thanks to Steven from overthewire.org!
70EnglishUnited StatesOverTheWire.org-116620.03%72.37%97.92%The wargames offered by the OverTheWire community can help you to learn and practice security concepts in the form of...
66GermanGermanyHacking-Challenges90914527.57%41.67%87.50%Hacking-Challenges is a german challenge site. In challenges from 8 categories, for example javascript, cryptography,...
65EnglishUnited KingdomCanYouHack.It238509325.97%75.00%100.00%CanYouHack.It is a security based challenge site where members get to show of their skills, learn new ones and socialize...
64EnglishUnited Stateswixxerd.com6409030.73%62.50%66.67%A collection of crackme's, hackme's, puzzles and games. Some are pretty simple, some... not so much...
63EnglishSpainYoire5114938.57%25.00%33.33%Wargame oriented site for having fun and learn hacking :)
62KoreanKorea, Republic OfSuNiNaTaS68473247.87%50.00%100.00%SuNiNaTaS have 15 games : Web(8), Cracking(4), Forensic(3) Skill level is medium. We are good hackers.
61EnglishGermanyRedTigers Hackit-11057.32%75.00%95.00%10 SQL Injection challenges. After the final level you can put yourself into the hall of fame. No registration possible.
60EnglishKorea, Republic OfReversing.Kr119212743.83%50.00%50.00%This site tests your ability to Cracking & RCE (Reverse Code Engineering).
59EnglishAntarcticahacking.allowed.org344710.64%87.50%100.00%Your description is invalid. It has to be 12-4096 characters long.
58EnglishUnited StatesValhalla36029112.79%50.00%100.00%Valhalla is a place for sharing knowledge and ideas. Valhalla allows users to submit code, as well as science,...
57EnglishUnited StatesSecurity Override2195510333.05%50.00%75.00%Here at SecurityOverride, we offer pen-testing tutorials, hacking challenges, security articles, security forums,...
56KoreanKorea, Republic Ofwargame.kr60753533.43%75.00%75.00%this `wargame.kr` has challenges for web, system, reversing, etc.. i will trying to add more challenges, have a lotta...
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,...
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...
53EnglishUnited StatesEnigmaGroup4657118216.86%75.00%66.67%Since 2005, Enigma Group has been providing its members a legal and safe security resource where they can develop their...
52FrenchFranceµContest9535728.85%79.55%79.17%FRENCH/ENGLISH : µContest is a programming challenges website. The challs can be about cryptgraphy, algorithmic,...
51KoreanKorea, Republic OfWebhacking.kr228566642.59%70.00%83.33%Webhacking.kr has 58 challenge about webhacking. You can try various SQL INJECTION problem.
50HungarianHungaryGekkó1601027.12%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...
49EnglishUnited KingdomRevolution Elite179117914.18%75.00%83.33%A site based on a detective theme which uses suspect elimination, clues, and more traditional challenge categories to...
48FrenchFranceW3Challs20621898.89%78.57%87.50%0% simulation & guessing. Hacking challenges only! Wargames (from classic linux/x86 to hardened kernel exploits),...
47EnglishPolandSPOJ55964064061.13%50.00%25.00%SPOJ (Sphere Online Judge) is an online judge system with 2000 programming challenges. The solutions to challenges can...
46FrenchFranceRoot-Me11987828811.06%56.25%65.00%Root Me allows everyone to test and improve their knowledge in computer security. Our community helps us maintain a...
45EnglishPolandSecurity Traps13574827.31%100.00%100.00%The newest Polish professional challenge site. We focus on quality, difficulty and originality of the tasks, not...
43FrenchFranceHackBBS312589118.08%75.00%60.00%Hack en situation réelle.
40SpanishColombiaWorld of Wargame210310127.11%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...
39EnglishSwitzerlandAstalavista28019915624.67%65.62%72.73%Astalavista.com - Home of the fiendish challenges
38EnglishNetherlands, Thelistbrain.tk19306615.93%58.33%68.75%Another english site
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...
36EnglishTurkeyRoseCode12854466.26%53.57%71.43%This site publishes mostly math based programming challenges. Other topics include Crypto, Brainfck, Hacking, and...
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.