Solution by S01den on :
A write up in french

Solution by cetfor on :
Hey, here's my solution for Sh4ll1. I appreciate the thoughtful introductory challenge which are often difficult to make fun. You've done that by requiring some interesting inspection and knowledge of the stack. Thanks!

Solution by hansolo on :
Answer is 540

Solution by 3Z0H on :
Here's one solution to this crack in Spanish. Thank you destructeur!

Solution by daniellimws on :

Solution by wagio on :
A detailed walkthrough in english for beginners.

Solution by x0r19x91 on 2018-07-25 02:14:
Simple Solution

Solution by yoshieboy on 2018-07-31 08:59:
Solve destructeur's Sh4ll1

Solution by 0xeax on 2018-08-07 07:08:
Solved !

Solution by nutcake on 2018-12-11 20:59:
Basic walktrough.

Solution by calo on 2019-02-01 05:48:
Comments that precede the file list the steps to get the password, then the challange is rewritten in c.

Solution by migsaldivar on 2019-03-13 02:21:

Solution by D4RKFL0W on 2019-03-30 11:00:

Solution by elprofesor on 2019-04-04 13:35:
you will find a "readme.md" which explains everything, a "main_disassemble.txt", "systemv_disassemble.txt", "systemo_disassemble.txt" with comments at every important line that helped me to find the password. Hope it helps. Cheers!

Solution by x4nt0n on 2019-06-30 18:55:
Solved in ghidra, realy simple solution ( txt file )

Solution by BinaryNewbie on 2019-07-29 00:26:
It contains the flag and a little write-up.

Solution by m0xz on 2019-08-22 07:16:
Fun simple challenge to get things started. Many thanks!

Solution by tgsm on 2020-05-09 06:54:

Solution by rek on 2020-06-15 05:16:

Solution by 2ourc3 on 2022-12-15 15:46:
Write-up by 2ourc3 ( https://www.bushido-sec.com/ )

Solution by shell_or_die on 2023-08-11 11:43:

Solution by kvv on 2026-03-15 07:21:
Writeup reconstructing the arithmetic that yields the accepted password.

Solution by sysdown on 2026-07-06 09:30:
static + dynamic analysis and explain how the trick work