Web - Client Web - Client

Client-side technologies implemented in the web browser

At first you will be faced with problems that will require little to no knowledge of web scripting language. Pretty soon the plot thickens ...

These challenges confront you to the use of scripting languages and client-side programming. They are mostly scripts to analyze and understand. This will allow you to learn languages which are in widespread use on the internet.

Prerequisites:
– Understanding a scripting language such javascript/vbscript
– Understanding the operation of a debugger such firebug/javascript console

challenges 41 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty ↓↑  Difficulty Author Note  Notation Solution Date
pas_valide HTML - disabled buttons 44% 141543 5 Final 10 16 July 2017
pas_valide Javascript - Source 44% 143185 5 g0uZ 5 7 October 2006
pas_valide Javascript - Authentication 2 41% 131847 10 na5sim 4 3 February 2011
pas_valide Javascript - Obfuscation 1 39% 125081 10 Hel0ck 10 7 October 2006
pas_valide Javascript - Obfuscation 2 34% 108000 10 Hel0ck 8 3 February 2011
pas_valide Javascript - Authentication 47% 151229 5 g0uZ 9 8 October 2006
pas_valide Javascript - Native code 25% 80190 15 g0uZ 8 13 March 2011
pas_valide Javascript - Webpack 8% 23493 15 CanardMandarin 3 11 August 2020
pas_valide XSS DOM Based - Eval 1% 2235 40 Ruulian 5 12 August 2021
pas_valide XSS DOM Based - Filters Bypass 1% 1193 50 Ruulian 6 12 August 2021
pas_valide XSS - Stored 2 3% 8501 50 g0uZ 7 4 March 2012
pas_valide Javascript - Obfuscation 4 2% 6421 50 aaSSfxxx 5 18 July 2011
pas_valide CSP Bypass - Dangling markup 2 1% 1190 50 CanardMandarin 1 27 October 2020
pas_valide XSS - Reflected 2% 5620 45 pickle 6 16 March 2018
pas_valide CSRF - token bypass 3% 6812 45 sambecks 8 18 February 2016
pas_valide CSP Bypass - Dangling markup 1% 1504 45 CanardMandarin 1 27 October 2020
pas_valide CSP Bypass - JSONP 1% 1206 45 CanardMandarin 5 27 October 2020
pas_valide XSS DOM Based - AngularJS 1% 2031 40 Ruulian 3 12 August 2021
pas_valide CSP Bypass - Inline code 2% 4792 35 CanardMandarin 8 27 October 2020
pas_valide Flash - Authentication 2% 6109 40 koma 1 18 June 2012
pas_valide XSS - Stored 1 12% 36850 30 g0uZ 10 3 March 2012
pas_valide AST - Deobfuscation 1% 841 35 mhoste , Lxt3h 2 27 June 2023
pas_valide Javascript - Obfuscation 3 19% 59442 30 Hel0ck 10 4 February 2011
pas_valide CSP Bypass - Nonce 2 1% 249 35 Ruulian 1 27 June 2023
pas_valide CSRF - 0 protection 6% 19231 35 sambecks 8 16 February 2016
pas_valide Web Socket - 0 protection 1% 793 35 Worty 1 22 October 2021
pas_valide XSS DOM Based - Introduction 2% 4857 35 Ruulian 4 12 August 2021
pas_valide Browser - bfcache / disk cache 1% 28 65 Mizu 0 28 July 2023
pas_valide XSS - DOM Based 1% 809 85 vic 6 24 December 2016
pas_valide XSS - Stored - filter bypass 1% 1362 80 Arod , sambecks 8 2 January 2016
pas_valide XS Leaks 1% 169 75 Mizu 1 8 April 2022
pas_valide Javascript - Obfuscation 5 1% 767 70 Hel0ck 3 4 February 2011
pas_valide HTTP Response Splitting 1% 2254 70 Arod 3 7 November 2013
pas_valide Javascript - Obfuscation 6 1% 72 60 n3rada 0 27 April 2023
pas_valide Self XSS - Race Condition 1% 51 60 Mizu 0 28 July 2023
pas_valide CSP Bypass - Nonce 1% 726 50 Ruulian 4 8 April 2022
pas_valide DOM Clobbering 1% 293 60 Mizu 1 8 April 2022
pas_valide Self XSS - DOM Secrets 1% 171 55 Mizu 3 28 July 2023
pas_valide Relative Path Overwrite 1% 76 50 Mizu 0 28 July 2023
pas_valide CSS - Exfiltration 1% 510 50 Forgi , gwel 1 8 April 2022
pas_valide Same Origin Method Execution 1% 20 90 Mizu 0 28 July 2023

Challenge Results Challenge Results

Pseudo Challenge Lang Date
lime404 Web - Client  Javascript - Native code en 17 April 2024 at 15:30
chmonkey Web - Client  Javascript - Authentification 2 fr 17 April 2024 at 15:30
lime404 Web - Client  Javascript - Obfuscation 2 en 17 April 2024 at 15:27
Soromaster Web - Client  Javascript - Obfuscation 2 fr 17 April 2024 at 15:25
Clement Web - Client  Javascript - Obfuscation 1 fr 17 April 2024 at 15:24
Gabi.py Web - Client  HTML - boutons désactivés fr 17 April 2024 at 15:20
Clement Web - Client  Javascript - Authentification 2 fr 17 April 2024 at 15:20
chmonkey Web - Client  Javascript - Source fr 17 April 2024 at 15:20
chmonkey Web - Client  Javascript - Authentification fr 17 April 2024 at 15:19
tedi_v Web - Client  Javascript - Obfuscation 4 fr 17 April 2024 at 15:19