Mobile Endgeräte sind im Fokus von Cyber-Kriminellen
Read more...Leitfaden zum Schutz und zum Verhalten bei Hacking-Angriffen
Read more...This post is available in German only.
Read more...All About Security is a great resource for articles and reports on security. You can even ask all IT vendors and providers uncomfortable questions.
Website of the German Federal Office for Information Security (BSI)
Read everything you need to know about virus history, operating principles, differences between viruses and worms, types of computer viruses, and forms of infection at Wikipedia.