https://www.proggen.org/ 2026-04-12T19:01:30+0200 https://www.proggen.org/ https://www.proggen.org/lib/tpl/proggenX/images/favicon.ico text/html 2024-01-31T23:04:16+0200 Anonymous (anonymous@undisclosed.example.com) https://www.proggen.org/doku.php?id=security:ctf:writeup:google:2021:filestore&rev=1706738656 Google CTF 2021: Filestore Following description was provided for the task: We stored our flag on this platform, but forgot to save the id. Can you help us restore it? The full source code of the challenge was attached to the description: # Copyright 2021 Google LLC # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # https://www.apache.org/licenses/LICENSE-2.0 #…