Writeup by iv3l for Petites Notes

February 22, 2025

We open wireshark with our file.

Apply filter: frame.comment contains "ECSC"

The we open properties dialog and scroll down, the flag is there:

The API returned an error.

The API returned an error: please ensure that you did not already sent a writeup for this challenge.

Challenge flag is correct, nice play!

Challenge flag is incorrect.

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Writeup successfully submitted, thank you!