Solution by S01den:
A write up in french

Solution by cetfor:
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:
Answer is 540

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

Solution by daniellimws:

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

Solution by x0r19x91:
Simple Solution

Solution by yoshieboy:
Solve destructeur's Sh4ll1

Solution by 0xeax:
Solved !

Solution by nutcake:
Basic walktrough.

Solution by calo:
Comments that precede the file list the steps to get the password, then the challange is rewritten in c.

Solution by migsaldivar:

Solution by D4RKFL0W:

Solution by elprofesor:
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:
Solved in ghidra, realy simple solution ( txt file )

Solution by BinaryNewbie:
It contains the flag and a little write-up.

Solution by m0xz:
Fun simple challenge to get things started. Many thanks!