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
	HTML - disabled buttons	44% 142981	5		Final		10	16 July 2017
	Javascript - Authentication	47% 152575	5		g0uZ		9	8 October 2006
	Javascript - Source	44% 144438	5		g0uZ		5	7 October 2006
	Javascript - Authentication 2	41% 132993	10		na5sim		4	3 February 2011
	Javascript - Obfuscation 1	39% 126187	10		Hel0ck		10	7 October 2006
	Javascript - Obfuscation 2	34% 108989	10		Hel0ck		8	3 February 2011
	Javascript - Native code	25% 80979	15		g0uZ		8	13 March 2011
	Javascript - Webpack	8% 23890	15		CanardMandarin		3	11 August 2020
	Javascript - Obfuscation 3	19% 60028	30		Hel0ck		10	4 February 2011
	XSS - Stored 1	12% 37263	30		g0uZ		10	3 March 2012
	AST - Deobfuscation	1% 909	35		mhoste , Lxt3h		2	27 June 2023
	CSP Bypass - Inline code	2% 4871	35		CanardMandarin		8	27 October 2020
	CSP Bypass - Nonce 2	1% 274	35		Ruulian		1	27 June 2023
	CSRF - 0 protection	6% 19382	35		sambecks		8	16 February 2016
	Web Socket - 0 protection	1% 804	35		Worty		1	22 October 2021
	XSS DOM Based - Introduction	2% 4992	35		Ruulian		4	12 August 2021
	Flash - Authentication	2% 6153	40		koma		1	18 June 2012
	XSS DOM Based - AngularJS	1% 2097	40		Ruulian		3	12 August 2021
	XSS DOM Based - Eval	1% 2302	40		Ruulian		5	12 August 2021
	CSP Bypass - Dangling markup	1% 1522	45		CanardMandarin		1	27 October 2020
	CSP Bypass - JSONP	1% 1227	45		CanardMandarin		5	27 October 2020
	CSRF - token bypass	3% 6878	45		sambecks		8	18 February 2016
	XSS - Reflected	2% 5698	45		pickle		6	16 March 2018
	CSP Bypass - Dangling markup 2	1% 1216	50		CanardMandarin		1	27 October 2020
	CSP Bypass - Nonce	1% 749	50		Ruulian		4	8 April 2022
	CSS - Exfiltration	1% 522	50		Forgi , gwel		1	8 April 2022
	Javascript - Obfuscation 4	2% 6463	50		aaSSfxxx		5	18 July 2011
	Relative Path Overwrite	1% 87	50		Mizu		0	28 July 2023
	XSS - Stored 2	3% 8600	50		g0uZ		7	4 March 2012
	XSS DOM Based - Filters Bypass	1% 1210	50		Ruulian		6	12 August 2021
	Self XSS - DOM Secrets	1% 174	55		Mizu		3	28 July 2023
	DOM Clobbering	1% 301	60		Mizu		1	8 April 2022
	Javascript - Obfuscation 6	1% 76	60		n3rada		0	27 April 2023
	Self XSS - Race Condition	1% 54	60		Mizu		0	28 July 2023
	Browser - bfcache / disk cache	1% 30	65		Mizu		0	28 July 2023
	HTTP Response Splitting	1% 2284	70		Arod		3	7 November 2013
	Javascript - Obfuscation 5	1% 768	70		Hel0ck		3	4 February 2011
	XS Leaks	1% 170	75		Mizu		1	8 April 2022
	XSS - Stored - filter bypass	1% 1373	80		Arod , sambecks		8	2 January 2016
	XSS - DOM Based	1% 811	85		vic		6	24 December 2016
	Same Origin Method Execution	1% 21	90		Mizu		0	28 July 2023

Challenge Results

Pseudo	Challenge	Lang	Date
Семён	Javascript - Authentication 2		23 May 2024 at 01:20
Семён	Javascript - Source		23 May 2024 at 01:20
Семён	Javascript - Authentication		23 May 2024 at 01:20
Семён	HTML - disabled buttons		23 May 2024 at 01:20
Aloha	Javascript - Obfuscation 3		23 May 2024 at 01:06
metatron	XSS - Stockée 1		23 May 2024 at 01:00
Axelodule	Javascript - Obfuscation 3		23 May 2024 at 00:44
Aloha	Javascript - Native code		23 May 2024 at 00:40
Earendil	Javascript - Authentification		23 May 2024 at 00:37
Aloha	Javascript - Obfuscation 1		23 May 2024 at 00:32