You can use OpenPGP encryption and digital signatures with out Webmail system in Traditional mode. You can also use OpenPGP directly from your own email program.   

Here are some links to free and open-source software tools to help you secure your email correspondence with OpenPGP encryption using your desktop email program. If you need help getting started with any of these tools, just drop us a mail and we'll be happy to assist you.

GNU Privacy Guard

GnuPG is a complete and free replacement for the Pretty Good Privacy (PGP) program developed by Philip Zimmermann in the early 1990s. Because it does not use the patented IDEA algorithm, it can be used without any restrictions. GnuPG is a RFC2440 (OpenPGP) compliant application.

GnuPG is Free Software. It can be freely used, modified and distributed under the terms of the GNU General Public License.

You can download the GnuPG source code or the pre-compiled Windows application from the GnuPG download page. This page also has links to binary packages for popular Linux distributions.

Apple Macintosh users can download a version of GnuPG for Macintosh (MacGPG) from the MacGPG project site.

WinPT (for Windows)

WinPT is a collection of multilingual privacy tools and plug-ins designed to enable the use of GnuPG through an intuitive graphical interface. WinPT includes plug-ins for Outlook Express, Eudora and Explorer, which enable encryption, decryption and digital signature operations directly from your favourite email program.

In addition, WinPT includes tools for key management and ad-hoc encryption and decryption of content through the windows clipboard. WinPT is also Free Software, released under the terms of the GNU General Public License.

You can download WinPT from the WinPT download page.

GPGMail (for Apple OS X)

GPGMail is a multilingual privacy plug-in for Apple's Mail.app, designed to enable the use of GnuPG through an intuitive graphical interface. GPGMail enables encryption, decryption and digital signature operations directly from within Mail.app.

GPGMail is also Free Software, released under an open source license.

You can download GPGMail from the GPGMail download page.

SecureBat!

SecureBat! from RitLabs has integrated OpenPGP support, and also supports hardware token authentication which can protect your account information even on an untrusted computer.