First Find
Unzip this archive and find the file named 'uber-secret.txt'
Download the file.
Extract the archive, then run find . -type f -name "uber-secret.txt" from the extracted directory. Here, . starts a recursive search, -type f restricts matches to files, and -name selects the target filename. Use cat on the returned path to read the flag.
This post is licensed under CC BY 4.0 by the author.