Concepts of Safety Critical Systems Unification Approach & Security Assurance Process

Fundamental Concepts of IT Security Assurance

1 ISACA JOURNAL VOLUME 2, 2012 Government and commercial organizations rely heavily on the use of information to conduct their business activities. Loss of confidentiality, integrity, availability, accountability, authenticity and reliability of information and services can have an adverse impact on organizations. Consequently, there is a critical need to protect information and to manage the s...

IT Security for Safety-Critical Automation Systems

The protection of safety-critical and infrastructure systems (such as automation systems for utilities, but also for manufacturing plants) against electronic and communication network based attacks becomes more and more important. This paper investigates how such safety-critical plants and automation systems can be secured against information system and network based attacks. The two common app...

A Systems Approach to Assurance of Safety, Security and Sustainability in Railways

On the Enforcement of Software Safety Polieies - Computer Assurance, 1995. COMPASS '95. 'Systems Integrity, Software Safety and Process Security'.

Software in safety-critical systems must meet specified safety requirements or safety policies. We are investigating a safety kernel architecture for enforcement of these safety policies. This concept is analogous to the security kernel architecture that has been used for enforcing information access policies. This paper presents the results of analysis performed to define the policy enforcemen...

Safety assurance of aviation systems

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