After you have Options ▸ PGP Sign or PGP Encrypt from the message composer menu or clicking the corresponding toolbar icon., you can sign or encrypt a message by selecting
The Subject line of the message will not be encrypted and should not be used for sensitive information.
To have every message signed or encrypted:
Select Edit ▸ Preferences ▸ Mail Accounts.
Select the mail account to encrypt the messages in.
Click the Security tab.
Select Always sign outgoing messages when using this account.
This work is licensed under a.
Got a comment? Spotted an error? Found the instructions unclear? Send feedback about this page.