Although the GnuPG community generally finds these websites to be
useful, your mileage may significantly vary. There are wide
differences of opinion about some of them. They’re worth visiting and
worth reading, but make sure to read skeptically.
**** … an easy introduction to cryptography?
:PROPERTIES:
:CUSTOM_ID: pages_about_introduction_to_crypto
:END:
There is no such thing as an easy introduction to cryptography.
However, PGP Corporation has a well-regarded [[http://www.cs.unibo.it/babaoglu/courses/security/resources/documents/intro-to-crypto.pdf][/Introduction to
Cryptography/]].
**** … the deeper mathematics of cryptography?
:PROPERTIES:
:CUSTOM_ID: pages_about_cryptographic_mathematics
:END:
The maintainer of this list also keeps a gentle(-ish) [[http://sixdemonbag.org/cryptofaq.xhtml][introduction to
the mathematics and computer science of cryptography]].
**** … best practices for using GnuPG?
:PROPERTIES:
:CUSTOM_ID: pages_about_best_practices
:END:
At present, there are no reputable web pages detailing GnuPG best
practices.
**** … the politics of cryptography?
:PROPERTIES:
:CUSTOM_ID: pages_about_politics
:END:
The inclusion of a site on this list is not an endorsement of that
site’s political leanings.
Probably the best-known organization is the [[https://www.eff.org][Electronic Frontier
Foundation]], which has been at the vanguard of electronic civil
liberties for over twenty years.
The [[https://www.fsf.org][Free Software Foundation]] is also deeply involved in these matters,
although in a different way than the EFF.
* What email clients support GnuPG on…
:PROPERTIES:
:CUSTOM_ID: email_clients
:END:
Many email clients offer strong GnuPG integration.
The column “Active” in the tables below indicate whether the software
is actively developed.
** … Microsoft Windows?
:PROPERTIES:
:CUSTOM_ID: email_clients_win32
:END:
| Name | Plugins | see |
|-------------+----------------+-----|
| Thunderbird | yes (Enigmail) | (1) |
| Kontact | native | (2) |
| Claws-Mail | yes (internal) | (3) |
(1) With the Enigmail plugin, Thunderbird becomes one of the most
popular GnuPG-aware email clients. It’s under active development
and is compatible with the latest Thunderbird releases, with a
friendly and welcoming user community.
(2) Kontact is KDE’s integrated personal information manager of KDE.
It runs anywhere that KDE does, and even on some mobile devices as
Kontact Touch.
(3) Claws-Mail for Windows is included in the [[https://www.gpg4win.org][Gpg4win]] installer.