Comment by awaythrow999

Wonder how this would handle a polyglot[0][1], that is valid as a PDF document, a ZIP archive, and a Bash script that runs a Python webserver, which hosts Kaitai Struct’s WebIDE which, allowing you to view the file’s own annotated bytes.

[0]: https://www.alchemistowl.org/pocorgtfo/

[1]: https://www.alchemistowl.org/pocorgtfo/pocorgtfo16.pdf

Edit: just tested, and it does only identify the zip layer