How To Delete or view Encryption Key
After you add a key set to the server, you can delete it or view it under the appropriate Public or Private headings, by the following steps:
1 – Open cPanel (yourdomain/cpanel).
2 – Click on (Encryption) from Email section.
3 – Through the public keychain or private keys you can view or delete the keys.
4 – Click “Delete GnuPG” corresponding to the key to delete, or “View” to display the key.
5 – Click Yes to confirm the deletion.