The current situation is that we have a KeePass database file called whatisthepassphrase.kdbx (see #908590 for how to download it yourself) but don't know the passphrase to open it.
Yeah, I have it as well. I'm watching the lessons 1-2-3 again looking for the passphrase too but I thought there would be a valuable information and clues in the Proton mail from lesson 3 primer.
No, it was not related to the puzzle.
The current situation is that we have a KeePass database file called whatisthepassphrase.kdbx (see #908590 for how to download it yourself) but don't know the passphrase to open it.