Here you will find our downloads, instructions and links to external websites. In addition, you can find more detailed information and explanations in our section on security tips.
Caution: Only download apps using the links provided in the instructions. Attackers create websites to trick you into downloading malware.
More information on which encryption tool to use can be found on our subpage on Encryption.
Has my e-mail address been compromised in a data breach? If yes, in which data breach? On this website, you can find out this information. However, we strongly advise against entering your passwords on this or another website to have them checked!
On Heise Security, you will find the latest news on security vulnerabilities and critical updates which may also be relevant to your personal life (in German).