Table : TSN Analysis Level of Detail Throughout the Life Cycle Life Cycle Criticality Analysis Vulnerability Risk Assessment Protection-Measure Event (CA) Assessment (VA) (RA) (PM) Response to Objective risk supply Mission-based ASR Milestone A criteria established chain, design and functions Vulnerability Applied at function software PM Questionnaire level selected via study Vulnerability Risk criteria updated Risk-based system System SRR Questionnaire and applied at system function level PM requirements level Vulnerability Database level selection functions DB assessment Vulnerability Risk criteria updated Risk based Subsystem SFR Questionnaire and DB and applied at subsystem function subfunctions assessment to critical subsystem level level PM refinement subsystem level and selection Vulnerability Risk criteria updated Risk based Assembly/ PDR Questionnaire and DB and applied at assembly level PM component assessment to critical assembly selection Assembly/Component Vulnerability DB, static Risk criteria updated Risk-based Component/ part CDR analysis and diversity and applied at component level PM assessment to critical component level selection component level Vulnerability DB, static Risk criteria updated Risk-based part Part (preliminary) SVR/FCA, analysis and diversity and applied at prelim level PM selection P&D and assessment to critical part level of critical O&S part level components Phases
Table : TSN Analysis Level of Detail Throughout the Life Cycle Life Cycle Event Criticality Analysis (CA) Vulnerability Assessment (VA) Risk Assessment (RA) Protection-Measure (PM) ASR Mission-based functions Response to Milestone A Vulnerability Questionnaire Objective risk criteria established Applied at function level supply chain, design and software PM selected via study SRR System requirements level functions Vulnerability Questionnaire and Vulnerability Database DB assessment Risk criteria updated applied at system level Risk-based system function level PM selection SFR Subsystem subfunctions Vulnerability Questionnaire and DB assessment to critical subsystem level Risk criteria updated and applied at subsystem level Risk based subsystem function level PM refinement and selection PDR Assembly/ component Vulnerability Questionnaire and DB assessment to critical Assembly/Component Risk criteria updated and applied at assembly Risk based assembly level PM selection CDR Component/ part Vulnerability DB, static analysis and diversity assessment to critical component level Risk criteria updated and applied at component level Risk-based component level PM selection SVR/FCA, P&D and O&S Phases Part (preliminary) Vulnerability DB, static analysis and diversity assessment to critical part level Risk criteria updated and applied at prelim part level of critical components Risk-based part level PM selection
Chp9_Tab2_TSN_Analysis_Level_of_Detail_Throughout_the_Life_Cycle_v1.docx