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This paper presents anin-depth understanding of Availability, which is one of the important pillarsof Information Security and yet is not taken too seriously while talking aboutthe security of an information system. The paper highlights the importance ofAvailability w.r.t. Security of information and the other attributes ofsecurity and also gives a realistic shape to the existing CIA triad securitymodel. An in-depth understanding of the various factors that can impact theAvailability of an information system Software, Hardware and Network isgiven. The paper also gives a categorization of the type of Availability that asystem can have. The paper also explains the relation between Availability andother security attributes and also explains through what issues an informationsystem may go while providing Availability.

KEYWORDS

Information Security, Availability, Confidentaility, Integrity, Information System, CIA Triad

Cite this paper

Qadir, S. and Quadri, S. 2016 Information Availability: An Insight into the Most Important Attribute of Information Security. Journal of Information Security, 7, 185-194. doi: 10.4236-jis.2016.73014.





Autor: Suhail Qadir, S. M. K. Quadri

Fuente: http://www.scirp.org/



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