Have a look at this. https://steemit.com/steemit-guides/@pfunk/a-user-s-guide-to-the-different-steem-keys-or-passwords

You can find your keys here: https://steemit.com/@hearingcolours/transfers (click on "Permissions", you only see this).

Sorry, I don't have time explain more currently. Let me know if there's still something you're wondering about.