This lecture fulfills the requirements specified in VDI Guideline 4002-6 "Software Reliability".
Deaths and injuries in traffic accidents, recalls by almost all automobile manufacturers, seemingly incalculable project cost increases - can complex technical projects still be planned today? This lecture will discuss the reasons for the difficulties in the development of complex technical systems, which have also received much attention in the press. The progress in information and communication technology and its use for the implementation of safety-critical functions, as well as increased normative requirements play an essential role in this context. Current examples from the aviation, automotive and railway sectors are examined.