23c3-random-analysis.pdf: 23C3 presentation about my research on the Linux PRNG
OpenOffice-Security.*: Vulnerabilities in OpenOffice, from 2006/2007
Secure Programming: Trainnig for secure system programming, includes examples and exercises used in a seminar at the University Dortmund and the Univ. of Applied science in Karlsruhe
Web-Security Basics: Training for secure web-prgramming.