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All CTF challenges
Reading Mode
Medium
Reverse Engineering
AdSpam
26 Apr 2026
Points
+200
Statistics
2
Solutions
200
Points
Author
Neo Yamaguchi
First Blood
saydullo
27 Apr 2026
Description
lock
UZ only
TCP Lab
This challenge is a
TCP Lab
type. To solve it, you'll need the
nc
command in your terminal.
Launch TCP lab
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