Participating Challenge Sites

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ID Language Site Users Challs Average Dif Fun Description
24EnglishItaly+Ma's Reversing291742820.32%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...
98EnglishAustralia247CTF7175649.28%87.50%100.00%247CTF is a security environment where hackers can test their abilities across a number of different challenge...
82EnglishUnited Statesae27ff124144037.11%64.28%96.43%Beginner to intermediate puzzles intended to hone user hunting and decoding skills used in Alternate Reality Games.
15SlovakSlovakiaBrainQuest16384122113.10%50.00%63.89%Brainquest is a slovak riddle site, focused on crypto, steganography and logics. Also there is an category Orbis pictis...
99EnglishUnited KingdomCryptoHack2228214612.30%100.00%100.00%CryptoHack is a fun platform to learn modern cryptography through solving challenges and cracking insecure code. Can you...
76EnglishUnited KingdomDefend the Web7286196026.88%50.00%87.50%An interactive security platform where you can learn and challenge your skills.
80EnglishUnited StatesDisavowed.net220646.47%50.00%50.00%One of the original challenges! Disavowed.net is once again available to play (hosted within Mod-X). Enjoy!
6EnglishUnited KingdomElectrica119824424.87%88.46%79.55%Reverse engineering, cryptography, maths, steganography challenges. Home of the challengers handbook.
20SpanishSpainelhacker.net27366565.92%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...
53EnglishUnited StatesEnigmaGroup4657118217.16%75.00%66.67%Since 2005, Enigma Group has been providing its members a legal and safe security resource where they can develop their...
97FrenchFranceÉnigmes À Thématiques182744602.81%50.00%50.00%Énigmes À Thématiques, c'est une nouvelle énigme inédite qui sort chaque jour dans des domaines aussi variés que...
91EnglishUnited KingdomHack The Box6347717334.18%100.00%100.00%Hack The Box is an online platform allowing you to test your penetration testing skills and exchange ideas and...
43FrenchFranceHackBBS312589118.19%75.00%60.00%Hack en situation réelle.
87EnglishArgentinaHacker Gateway65322361.51%50.00%62.50%The go-to place for hackers who want to put their skills to the test.
32EnglishUnited StatesHacker.org4821329221.49%86.77%83.82%The hacker explores the intersection of art and science in an insatiable quest to understand and shape the world around...
66GermanGermanyHacking-Challenges121814526.35%41.67%87.50%Hacking-Challenges is a german challenge site. In challenges from 8 categories, for example javascript, cryptography,...
18EnglishUnited StatesHackThisSite3950010217.87%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...
30EnglishHungaryhax.tor.hu222435049.73%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...
38EnglishNetherlands, Thelistbrain.tk84667114.55%58.33%68.75%Another english site
96EnglishKorea, Republic OfLordofSQLi62614940.61%50.00%100.00%LoS provides 49 stepwise SQLinjection challenges. Challenges are about SQLinjection at mysql, sqlite, mssql, mongodb,...
12EnglishSwitzerlandLOST-Chall701819913.61%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!
78EnglishUnited KingdomMod-X6837941.28%66.67%75.00%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...
95EnglishGermanyMysteryTwister62093380.60%50.00%50.00%MysteryTwister (MTC3) ===================== This time we are really happy to announce... that experts in the...
10FrenchFranceNewbieContest5113530212.97%75.00%79.69%A french site which is not only focused on beginners. Challenge categories are cracking, crypto, hacking, Java/script,...
72EnglishFranceNo Such Con 2013000.00%50.00%50.00%The HES/NSC 2013 challenges. Still available thanks to Steven from overthewire.org!
79EnglishUnited KingdomOmega Project265744.91%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...
70EnglishUnited StatesOverTheWire.org-117416.44%68.10%96.80%The wargames offered by the OverTheWire community can help you to learn and practice security concepts in the form of...
102EnglishBrazilPromptRiddle17375927.98%75.00%66.67%PromptRiddle is a fun prompt-based riddle website which requires thinking outside the box along with...
103EnglishTunisiaPWN.TN1772810.22%50.00%50.00%PWN.TN is an educational and non commercial wargame. There is various IT security related challenges for fun and...
83EnglishKorea, Republic Ofpwnable.kr47453705.84%75.00%100.00%'pwnable.kr' is a non-commercial [i]wargame site[/i] which provides various pwn challenges regarding system...
89EnglishTaiwanpwnable.tw268024615.85%100.00%100.00%Pwnable.tw is a wargame site for hackers to test and expand their binary exploiting skills.
101FrenchFrancePyDéfis248919344.55%50.00%50.00%PyDéfis offers you small programming challenges (algorithms, computer science, graph theory, recursion, ...) in the...
4EnglishSingaporeRankk923235311.93%80.77%75.89%Rankk's challenges are organised into levels from easy to difficult. The challenges are based on topics ranging from...
61EnglishGermanyRedTigers Hackit-11050.90%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.Kr250992750.95%50.00%50.00%This site tests your ability to Cracking & RCE (Reverse Code Engineering).
49EnglishUnited KingdomRevolution Elite347019613.25%75.00%83.33%A site based on a detective theme which uses suspect elimination, clues, and more traditional challenge categories to...
85EnglishCanadaRingZer0 Team Online CTF393403485.86%50.00%50.00%RingZer0 Team's online CTF offers you tons of challenges designed to test and improve your hacking skills through...
46FrenchFranceRoot-Me4504334267.21%66.67%78.12%Root Me allows everyone to test and improve their knowledge in computer security. Our community helps us maintain a...
47EnglishPolandSPOJ86765269311.04%50.00%25.00%SPOJ (Sphere Online Judge) is an online judge system with 2000 programming challenges. The solutions to challenges can...
81EnglishKorea, Republic OfStereotyped Challenges27952231.87%50.00%100.00%"Stereotyped Challenges" provides advanced web-based security challenges that guides you to the latest trend of web...
62KoreanKorea, Republic OfSuNiNaTaS122013248.46%50.00%100.00%SuNiNaTaS have 15 games : Web(8), Cracking(4), Forensic(3) Skill level is medium. We are good hackers.
73EnglishBelgiumTasteless-12149.08%100.00%100.00%Tasteless challenges, several levels that will test you in security and logical thinking
22PolishPolandTDHack2329620213.84%45.00%42.50%TDHack (Think Devise Hack) is the first polish challenge site, launched in September 2004. The challenges cover a wide...
5EnglishUnited KingdomTheBlackSheep1279034212.96%75.00%63.04%This site offers challenges in almost any category from easy to difficult. It has a nice user-interface, including an...
19EnglishUnited StatesThisisLegal.com289084339.40%48.08%70.83%Welcome to Thisislegal, a hacker wargames site but also with much more - such as forums and tutorials.
92EnglishGermanytry to decrypt9532340.63%75.00%100.00%Little game to train your brain - try to decrypt some texts in different levels from easy to hard. Can you enter the...
21EnglishIsraelTryThis0ne130227216.69%45.00%50.00%Trythis0ne is a system of Hacking\Reversing\Encryption etc' challenges. Every challenge challenge the user in different...
58EnglishUnited StatesValhalla205819112.30%50.00%100.00%Valhalla is a place for sharing knowledge and ideas. Valhalla allows users to submit code, as well as science,...
48FrenchFranceW3Challs29114987.25%78.57%87.50%0% simulation & guessing. Hacking challenges only! Wargames (from classic linux/x86 to hardened kernel exploits),...
56KoreanKorea, Republic Ofwargame.kr151004222.04%75.00%75.00%this `wargame.kr` has challenges for web, system, reversing, etc.. i will trying to add more challenges, have a lotta...
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.