Seahorse is a front-end for GnuPG (Gnu Guard Program), a tool for secure communication and data storage. With Seahorse extension for Nautilus, you could encrypt a file or folder by right-clicking it and selecting ‘Encrypt’ on nautilus context menu. Files and folders that are encrypted cannot be accessed without the passwords used to encrypt them. It is a another way to protect your sensitive information.
To get started, go to Applications –> Ubuntu Software Center.
Then search and install ‘Decrypt File’.
After installing, go to System –> Preferences –> Passwords and Encryption Keys.
Next, click File –> New
Then select ‘PGP Key’ and continue.
Type your name and and email address, then click ‘Create’.
Type your password and confirm.
Log Out and Log back in.
When you want to encrypt a file or folder, right-click it and select ‘Encrypt’.
Select your encryption to use and click OK.
Select to encryption each file or the entire folder.
Each encrypted file will have the extension (.pgp) at the end of it. After encrypting, you can delete the un-encrypted version.
Enjoy! And thanks for reading.