Hashing Playground — CFS258 Evidence Integrity Lab

Challenge checklist

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Command reference

Command	What it does
`pwd`	Print the working directory (where you are now).
`ls`	List files. Add `-l` for details, `-a` to show hidden dot-files.
`cd DIR`	Change directory. `cd ..` goes up, `cd ~` goes home.
`cat FILE`	Print a file's contents to the screen.
`sha256sum FILE`	Generate the SHA-256 hash of a file.
`md5sum FILE`	Generate the MD5 hash of a file.
`tree`	Show the folders below you as a tree.
`clear`	Clear the screen.
`help`	List every available command.

Tip: press Tab to auto-complete file and folder names, and the Up / Down arrows to reuse earlier commands, just like a real shell.