DO-178B/C

Highlights from HIS 2018

Rapita Systems was delighted to attend the High Integrity Software (HIS) Conference in Bristol last week. Now in its fifth year, HIS aims to share challenges, best practice and experience between software engineering practitioners.
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Automating test generation with AUTOSAC

Find out how automated test generation from SPARK Ada pre and post-conditions can cut the effort needed to run test projects. 
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How do I demonstrate the safe use of instrumented source code analysis?

In the second of two related blog posts, I describe one method to present a certification argument for the use of instrumentation in source code coverage analysis.
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Presenting a safety case

Our blogs typically concentrate on technical details which will help with the detailed verification of your software. This blog sets the scene to future blogs describing some of the ways in which our verification tools can be used to help meet safety certification requirements. Verification data provides evidence about the performance and functionality of your code, however, you'll also need to justify why that verification data is relevant, how it fulfills certification requirements, whether it is sufficiently complete, consistent, correct etc..
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CAST-10 "Literal" Interpretation of Decision Coverage Increases Rigor of Testing Requirements

The Certification Authorities Software Team (CAST) issue guidance on various issues regarding the interpretation of DO-178B and DO-178C. In the CAST-10 position paper [1], they discuss the interpretation of a "decision". In CAST-10, three possible interpretations are made for a decision:
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