Set up Mutt to use GnuPG

• Create a ~/.mutt directory and copy /usr/share/doc/mutt/examples/gpg.rc to it.

• Add source ~/.mutt/gpg.rc # Use GPG to .muttrc

Set up Thunderbird to use GnuPG and Enigmail

• download Enigmail installation file from http://enigmail.mozdev.org
• install it
• in GnuPG preference, set up path to gpg and other configurations
• Set up email account's OpenPGP options
• Uncheck Compose email using HTML

Set up Gmail to use GnuPG using FireGPG

See also

• Installing and configuring gpg
• Examples of using gpg

References

• Ubuntu Documentation: GnuPrivacyGuardHowto
• Ubuntu Documentation: GnuPrivaryGuardHowTo -> Tips and Tricks
• Enigmail