Setting up email encryption:

• GPG - Asymmetric PGP encryption
• Mozilla Thunderbird
• Enigmail Plugin for Thunderbird

Useful software

• TrueCrypt - Harddisk encryption
• TeamViewer - Remote desktop

Other links GnuPG:

• GPG4Win - GPG distribution
• NGO in a box - Software package for NGOs

My PGP Key

• GPG Public Key von Tobias Weihmann