Version 1.5b Castle in the Sky
Speaker: Ralf Spenneberg

Ralf Spenneberg is using UNIX/Linux since 1989. He is providing professional services since 1999. His main interest is OpenSource Security. He has written several books, articles and security advisories.
His companies OS-T and OS-S are providing professional training and consulting services.
Events in this conference
![]() |
Sicherheit von 125kHz Transpondern am Beispiel Hitag S |
![]() |
PLC-Blaster |