By Atle Refsdal, Bjørnar Solhaug, Ketil Stølen
This e-book presents a short and normal creation to cybersecurity and cyber-risk evaluation. no longer constrained to a particular strategy or approach, its concentration is extremely pragmatic and is predicated on verified foreign criteria (including ISO 31000) in addition to business top practices. It explains how cyber-risk review will be performed, which ideas will be used whilst, what the common demanding situations and difficulties are, and the way they need to be addressed.
The content material is split into 3 elements. First, half I presents a conceptual advent to the subject of threat administration normally and to cybersecurity and cyber-risk administration particularly. subsequent, half II offers the most levels of cyber-risk overview from context institution to probability remedy and recognition, every one illustrated by means of a operating instance. ultimately, half III information 4 very important demanding situations and the way to kind of care for them in perform: probability size, chance scales, uncertainty, and low-frequency dangers with excessive end result.
The target market is principally practitioners and scholars who're attracted to the basics and simple ideas and methods of defense chance overview, in addition to academics looking educating fabric. The booklet offers an summary of the cyber-risk review strategy, the initiatives concerned, and the way to accomplish them in perform.
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Additional info for Cyber-Risk Management
3 Risk Analysis By risk analysis we mean activities aiming to estimate and determine the level of the identiﬁed risks. As deﬁned in Sect. 1, the risk level is derived from the combination of the likelihood and consequence. The objective of this step, therefore, is to estimate likelihoods and consequences for the identiﬁed incidents using the scales deﬁned during the context establishment. An incident represents one risk for each of the assets it harms, and we need to estimate the consequence for each of these assets.
The risk treatment activity, therefore, should involve both the identiﬁcation and the analysis of treatments. The treatment identiﬁcation can be done similarly to the risk identiﬁcation, for example via brainstorming or by the use of available lists and repositories. The selection of which treatments to implement should be the result of an analysis of the costs and beneﬁts of the identiﬁed treatments. The analysis should take into account that some treatments can create new risks, and that some groups of treatments can reduce the isolated effect of each other.
Examples of cyberspaces that preceded the Internet were the non-commercial National Science Foundation Network (NSFNET), as well as the Advanced Research Projects Agency Network (ARPANET) that was operative from 1969. Ó The Author(s) 2015 A. 2 What is a Cyber-system? In order to understand risk in relation to a cyberspace, we need to understand and take into account the scope of the subject matter. Risks that somehow stem from or are due to a cyberspace, such as the Internet, may obviously have implications well beyond the cyberspace alone.