Using GnuPG on Linux desktops with GUI

Turritopsis Dohrnii Teo En Ming ceo.teo.en.ming at
Sat Oct 16 08:58:02 CEST 2021

Dear Stuart Longland,

Thank you for your reply.

I think I will be using Mozilla Thunderbird on Linux desktops.


Mr. Turritopsis Dohrnii Teo En Ming
Targeted Individual in Singapore

On Fri, 15 Oct 2021 at 05:03, Stuart Longland
<stuartl at> wrote:
> On Thu, 14 Oct 2021 22:06:03 +0800
> Turritopsis Dohrnii Teo En Ming via Gnupg-users <gnupg-users at> wrote:
> > I am using Linux desktops with GUI and GUI mail clients as well.
> >
> > I understand GNU Privacy Guard (GnuPG) is a free and open source
> > command line tool.
> >
> > How do I use it with a GUI mail client to sign and encrypt email
> > messages and files?
> I'd have a look for a GnuPG plug-in for your email client.  It's not
> clear which one you are using.
> I'm using Claws Mail right now, PGP/MIME can be enabled by enabling it
> in the plug-ins dialogue.  Others like Trojitá, there are similar
> options for enabling and configuring GnuPG support.
> For Mozilla Thunderbird, it has its own OpenPGP implementation
> built-in, but if you wish, you can (at the moment) tell it to use
> GnuPG.  An example use case where you might want to do this is if your
> OpenPGP keys are stored on a hardware token (Thunderbird's built-in
> OpenPGP support doesn't support these tokens yet).
> says "Use the
> Thunderbird config editor (found at the bottom of preferences/options),
> and search for mail.openpgp.allow_external_gnupg. Switch the value to
> true."
> Web-based clients: you'll need to look at some sort of browser
> extension to enable this feature.
> For just file and message encryption outside of emails, there are
> various front-ends for GnuPG if you must use a GUI tool, for example
> KDE ships Kleopatra.
> --
> Stuart Longland (aka Redhatter, VK4MSL)
> I haven't lost my mind...
>'s backed up on a tape somewhere.

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