Fundamental Concepts of Dependability

TLDR

Abstract

1. Origins and Integration of the Concepts Critical Applications was held in 1989. This and the six working conferences that followed fostered the interaction of the dependability and security communities, and advanced the integration of security (confidentiality, integrity and availability) into the framework of dependable computing [22]. A summary of [22] is presented next. The concept of dependable computing first appears in the 1830’s in the context of Babbage’s Calculating Engine [1,2]. The first generation of electronic computers (late 1940’s to mid-50’s) used rather unreliable components, therefore practical techniques were employed to improve their reliability, such as error control codes, duplexing with comparison, triplication with voting, diagnostics to locate failed components, etc. [3-5]. 2. The Principal Concepts: a Summary