Hack
Now
EN
Login
Register
HackNow
cgb | HackNow
All CTF challenges
Reading Mode
Hard
Reverse Engineering
cgb
26 Apr 2026
Points
+400
Statistics
1
Solutions
400
Points
Author
Neo Yamaguchi
First Blood
matrix_mx
24 Jul 2026
Description
lock
UZ only
Attachments
README.md
Download
hash/gbcolor.xml
Download
roms/gbcolor/gbc_boot.2
Download
roms/gbcolor/gbc_boot.1
Download
roms/gctf/gctf.gb
Download
Submit flag
Enter the flag you found here
Submit flag
Rating
Report to author
Report an issue
HackNow