Operational failures are often due to vague perception of key concepts, such as hazards, threats, situations, operational rules, errors, alarm situation etc. To enable resilience assurance, it is essential that fuzzy concepts ... are formalized, so that they can be documented in the system specifications.

Term such as hazard, threat, risks etc. are often used ambiguously. To enable consistent use of the guide we need to specify the meanings of these terms.

  This section includes definitions of terms used in this guide.

Updated on 21 Sep 2016.