If one has their Master Password, they can get their Keys on Ecency by going to their blog page, then SETTINGS and PERMISSIONS. Similar steps can also be taken on PEAKD and HIVE.BLOG as well.
Also, cryptoph0823, there is not one "private key" but four private keys. You can read about the difference between them in this post I wrote last year:
https://peakd.com/hive-101265/@thekittygirl/keys-and-security
Thanks for the shout-out for TheTerminal, @crrdlx 🙂