gnome
Seahorse is a Gnome interface for GnuPG. It's main purpose is to be a PGP/GPG Key Manager, though
it has other components including a text editor and file manager.
Key Manager Features:
Generating a key
Deleting a key
Importing keys from text or a file
Exporting a key to text or a file
View key properties
Key Properties Features:
Show key info
Change owner trust
Change primary key's expiration date
Change passphrase
Export key
Delete Key
Plugins:
Nautilus Integration
Gedit plugin