HackVent 2023 - [HV23.H1] Kringle's Secret

Difficulty: Easy

Category: Fun

Can you feel it? I feel like there’s a… hidden flag in one of the easy challenges!

The hidden flag for the easy category is in the [HV23.06] challenge. Running zsteg on the wallpaper reveals the flag:

$ zsteg wallpaper.png
...
b1,rgb,lsb,xy       .. text: "HV23{no_ctf_without_stego}"