Measuring the Impact of DoS Attack on Availability: Empirical Study Based on Accessibility

Information Security is determined by three well know security parameters i.e. Confidentiality, Integrity and Availability. Availability is an important pillar when it comes to security of an information system. It is dependent upon the reliability, timeliness and accessibility of the Information System. This paper presents an analytical view of the fact that when Accessibility is degraded during the presence of an ongoing attack, the other factors reliability and timeliness can also get affected, therefore creating a degrading impact on the overall Availability of the system, which eventually leads to the Denial of Service Attack and therefore affecting the security of the System.