gpg4win

gpg4win: A free and useful email security

gpg4win is a free and useful email security with an easy to understand and use graphical interface.

gpg4win coordinates and implements an installer package of GnuPG, and GnuPG related software including handbooks for EMail and file encryption.

You can choose all or some of the following modules during installation:

- GnuPG: The core; this is the actual encryption tool
- WinPT: A key manager and helper for various encryption matters
- GPA: Another key manager, tasts are simply different
- GPGol: A plugin for Microsoft Outlook 2003 (email encryption)
- GPGee: A plugin for Microsoft Explorer (file encryption)
- Sylpheed-Claws: A complete email program including the plugin for GnuPG