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Custom Protocol | HackNow
All CTF challenges
Reading Mode
Medium
Cryptography
Custom Protocol
26 Apr 2026
Points
+200
Statistics
0
Solutions
200
Points
Author
Neo Yamaguchi
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
Attachments
msgs_pb2.py
Download
msgs.proto
Download
server.py
Download
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