Private or sensitive information should always be encrypted before being sent over the internet. Please use Matthias Catón's PGP key.

The fingerprint of the PGP key is: C086 7118 1DAF F804 5ADA B83C D12C CA24 FD07 744F

How to encrypt e-mail

It is recommended to use PGP with the free open source software GnuPG, available for Windows, Linux and Mac OS. In addition, there is a number of tools that integrate GnuPG into your e-mail client, such as Enigmail for Mozilla Thunderbird.