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wiki:challenge

Every now and then, EHVSN releases challenges, in these challenges all the members of the group are allowed to participate.


Challenge #1

Author: Stephan van de Kerkhof
Category: Web hacking challenge
Languages: JavaScript/HTML
Required skills: Logic, webserver basics
Required skills for bonus: Stenography, Archive brute-force
Released: 20-12-2017
Cracked: 21-12-2017
Winner: Andy González Flores
Bonus challenge: in level 3
Bonus winner: Andy González Flores
Solution: YouTube Video
Solution bonus: YouTube Video
Link: Challenge#1


Challenge #2

Author: Stephan van de Kerkhof
Category: Cipher
Languages: BATCH
Required skills: Logic, BATCH
Released: 25-12-2017
Cracked: 26-12-2017
Winner: Rakesh Dangi
Bonus challenge: create a decoder
Bonus winner: NONE (last update: 27-12-2017)
Link: Challenge #2


Challenge #3

Author: Stephan van de Kerkhof
Category: Cipher / unpacking
Languages: C++, BATCH
Required skills: EXE Analysis, basic file header understanding, logic
Released: 26-12-2017
Cracked: 27-12-2017
Winner: Karthik Pawar
Bonus challenge: NONE
Link: Challenge #3


Challenge #4

Author: Stephan van de Kerkhof
Category: Cipher / obfuscation / unpacking
Languages: C++, BATCH
Required skills: EXE Analysis, basic debugger skills, basic file header understanding, logic
Released: 29-12-2017
Cracked:
Winner:
Bonus challenge: NONE
Link: Challenge #4

wiki/challenge.txt · Last modified: 2018/01/06 11:40 by stephan

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