Component trustworthy In components we trust Component trustworthy

Component trustworthy “In components we trust”

Component trustworthy • The meaning of “trustworthiness” is, not precisely defined. – attributes associated with the concept “trustworthiness” • • • (formal) specification Reliability Robustness Maintainability Trustworthy of component provider • No standardised measurement for trustworthiness

Trustworthy and classification aspects • • Concepts Process Roles Business Products COTS Technology

Trustworthy and classification aspects (i) • Concepts - which concepts enable trustworthy ? – Component models/interface & component specification • Process – – Similar to trustworthy of software in general Verification process (component evaluation & system verification) Measurements of use of components (increasing realiability) Life cycle related processes (evolution, . . ) • Roles – Component providers – Component users – Component certification instances

Trustworthy and classification aspects (ii) • Business – “Certificated” certification instances – Different classes of components (Certified and not certificated) • Products – Important for compliance with standards • COTS – Certified cots, compliance with… COTS • Technology – Test generation, specification (generation), …