To support the resumption of travel, rational and consistent testing quarantine guidelines will be critical. Uniformity in documentation COVID-19 test results vaccination also important. We discuss evidence to standardized requirements propose a strategy allow ease travel planning.

Introduction The main challenge when testing safety-critical systems is to decide what to test. At the top level the answer to this question is straightforward – we should test that nothing dangerous can happen when we use the system. From this it follows that in order to test for safety we need to know and understand what can go wrong – we need to identify the system’s hazards. The proposed re...