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SCS
2003
13 years 6 months ago
Security as a Safety Issue in Rail Communications
Systems whose failure can lead to the damage of property or the environment, or loss of human life are regarded as safety-critical systems. It is no longer adequate to build safet...
Jason Smith, Selwyn Russell, Mark Looi
SCS
2003
13 years 6 months ago
Two Causal Analyses of the Black Hawk Shootdown during Operation Provide Comfort
We perform a Why-Because Analysis (WBA) starting from the information in the Executive Summary of the U.S. DoD Aircraft Accident Investigation Board report on the shootdown of two ...
Peter B. Ladkin, Jörn Stuphorn
SCS
2003
13 years 6 months ago
Safety Assurance Contracts for Integrated Modular Avionics
This paper describes a method for performing safety analysis on an Integrated Modular Avionics system in a manner which supports the incremental development and change of system c...
Philippa Conmy, Mark Nicholson, John A. McDermid
SCS
2003
13 years 6 months ago
Measuring Safety: Applying PSM to the System Safety Domain
Preliminary work on the development of measures appropriate for the safety domain is reported. Measures are expressed in the style of the Practical Software and Systems Measuremen...
John Murdoch, Graham Clark, Antony Powell, Paul Ca...
SCS
2003
13 years 6 months ago
A Contract-based Approach to Designing Safe Systems
Architectural based approaches to designing software are motivating changes in the way software is developed for safety-critical systems. These new approaches allow developers to d...
Iain Bate, Richard Hawkin, John A. McDermid