A sort of plagiarism has been detected since you are new here please try to explain in your own words as steemit does not support plagiarized content.
This is the key that is used to set up everything else.
Give him your feedback, as this key is also utilised to reclaim 30-day account access.
5.Master Key:
With this password, you can get all the other keys. This is an important password to keep in mind. We should save it to our Google Drive account.