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

41 Challenges

Results	Name	Validations	Number of points	Difficulty	Author	Note ↓↑	Solution	Date
	Javascript - Obfuscation 5	1% 767	70		Hel0ck		3	4 February 2011
	Javascript - Webpack	8% 23468	15		CanardMandarin		3	11 August 2020
	Flash - Authentication	2% 6106	40		koma		1	18 June 2012
	Javascript - Obfuscation 4	2% 6417	50		aaSSfxxx		5	18 July 2011
	Javascript - Obfuscation 3	19% 59414	30		Hel0ck		10	4 February 2011
	AST - Deobfuscation	1% 833	35		mhoste , Lxt3h		2	27 June 2023
	Self XSS - Race Condition	1% 50	60		Mizu		0	28 July 2023
	XSS - Stored - filter bypass	1% 1361	80		Arod , sambecks		8	2 January 2016
	XSS - DOM Based	1% 809	85		vic		6	24 December 2016
	Javascript - Obfuscation 6	1% 71	60		n3rada		0	27 April 2023
	Web Socket - 0 protection	1% 793	35		Worty		1	22 October 2021
	CSS - Exfiltration	1% 509	50		Forgi , gwel		1	8 April 2022
	CSP Bypass - Dangling markup 2	1% 1189	50		CanardMandarin		1	27 October 2020
	Browser - bfcache / disk cache	1% 28	65		Mizu		0	28 July 2023
	XSS - Reflected	2% 5618	45		pickle		6	16 March 2018
	Javascript - Native code	25% 80146	15		g0uZ		8	13 March 2011
	Same Origin Method Execution	1% 20	90		Mizu		0	28 July 2023
	HTTP Response Splitting	1% 2253	70		Arod		3	7 November 2013
	CSRF - token bypass	3% 6809	45		sambecks		8	18 February 2016
	CSP Bypass - Nonce 2	1% 247	35		Ruulian		1	27 June 2023
	XSS - Stored 1	12% 36831	30		g0uZ		10	3 March 2012
	CSRF - 0 protection	6% 19224	35		sambecks		8	16 February 2016
	CSP Bypass - Inline code	2% 4787	35		CanardMandarin		8	27 October 2020
	XS Leaks	1% 169	75		Mizu		1	8 April 2022
	Self XSS - DOM Secrets	1% 171	55		Mizu		3	28 July 2023
	XSS DOM Based - Eval	1% 2233	40		Ruulian		5	12 August 2021
	XSS DOM Based - AngularJS	1% 2031	40		Ruulian		3	12 August 2021
	XSS DOM Based - Introduction	2% 4851	35		Ruulian		4	12 August 2021
	CSP Bypass - Nonce	1% 725	50		Ruulian		4	8 April 2022
	XSS - Stored 2	3% 8497	50		g0uZ		7	4 March 2012
	CSP Bypass - Dangling markup	1% 1503	45		CanardMandarin		1	27 October 2020
	Javascript - Source	44% 143115	5		g0uZ		5	7 October 2006
	Javascript - Obfuscation 2	34% 107943	10		Hel0ck		8	3 February 2011
	Javascript - Authentication 2	41% 131779	10		na5sim		4	3 February 2011
	XSS DOM Based - Filters Bypass	1% 1192	50		Ruulian		6	12 August 2021
	CSP Bypass - JSONP	1% 1205	45		CanardMandarin		5	27 October 2020
	Javascript - Authentication	47% 151150	5		g0uZ		9	8 October 2006
	Javascript - Obfuscation 1	39% 125018	10		Hel0ck		10	7 October 2006
	HTML - disabled buttons	44% 141458	5		Final		10	16 July 2017
	DOM Clobbering	1% 293	60		Mizu		1	8 April 2022
	Relative Path Overwrite	1% 76	50		Mizu		0	28 July 2023

Challenge Results

Pseudo	Challenge	Lang	Date
Yannick	Javascript - Authentification		17 April 2024 at 00:55
IvaNova	Javascript - Obfuscation 3		17 April 2024 at 00:43
SaintLukifer	Javascript - Source		17 April 2024 at 00:37
Kxrnaj	Javascript - Authentification		17 April 2024 at 00:34
IvaNova	Javascript - Webpack		17 April 2024 at 00:30
Crow	Javascript - Source		16 April 2024 at 23:44
com30n	XSS - Stored 1		16 April 2024 at 23:11
Tomeris	CSRF - 0 protection		16 April 2024 at 23:09
KaptainKentucky	Javascript - Source		16 April 2024 at 22:51
KaptainKentucky	HTML - boutons désactivés		16 April 2024 at 22:49