• Product focused – people and process provide confidence• Suffers from same challenges as other product focused approaches • Does it have advantages? Can we present these in an assurance case?

• Evidence• What is it?• How do we evaluate the evidence?• Do we know enough about software to do this well?

• Why do I see so many cases in which the (near) top level claim argues over hazards?• Is there a better way?

• VIDALAB• Believe it is just as important to have 3rd party evaluation of the

assurance case as it is to develop the case • Effective review would be facilitated by

• Prescription• Domain specific templates