Where on ubuntu to store passwords, api keys?

Question

Node.js

Where to store all the important information on ubuntu for using it in nodejs (let's say the data for connecting to the database)?

Answer 1

In a file that no one else has access to.

Answer 2

GNOME Keyring KWallet Apple Keychain KeePass LastPass etc. entih prog dofiha.
but the request at the beginning of the session will be accompanied by a request for the user's password.
in ubuntarium, respectively, the first two, because the desktop by default pulls them along.