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Full-Text Articles in Physical Sciences and Mathematics

Cybersecurity: Probabilistic Behavior Of Vulnerability And Life Cycle, Sasith Maduranga Rajasooriya Jun 2017

Cybersecurity: Probabilistic Behavior Of Vulnerability And Life Cycle, Sasith Maduranga Rajasooriya

USF Tampa Graduate Theses and Dissertations

Analysis on Vulnerabilities and Vulnerability Life Cycle is at the core of Cybersecurity related studies. Vulnerability Life Cycle discussed by S. Frei and studies by several other scholars have noted the importance of this approach. Application of Statistical Methodologies in Cybersecurity related studies call for a greater deal of new information. Using currently available data from National Vulnerability Database this study develops and presents a set of useful Statistical tools to be applied in Cybersecurity related decision making processes.

In the present study, the concept of Vulnerability Space is defined as a probability space. Relevant theoretical analyses are conducted and …


Cybersecurity: Stochastic Analysis And Modelling Of Vulnerabilities To Determine The Network Security And Attackers Behavior, Pubudu Kalpani Kaluarachchi Jun 2017

Cybersecurity: Stochastic Analysis And Modelling Of Vulnerabilities To Determine The Network Security And Attackers Behavior, Pubudu Kalpani Kaluarachchi

USF Tampa Graduate Theses and Dissertations

Development of Cybersecurity processes and strategies should take two main approaches. One is to develop an efficient and effective set of methodologies to identify software vulnerabilities and patch them before being exploited. Second is to develop a set of methodologies to predict the behavior of attackers and execute defending techniques based on attacking behavior. Managing of Vulnerabilities and analyzing them is directly related to the first approach. Developing of methodologies and models to predict the behavior of attackers is related to the second approach. Both these approaches are inseparably interconnected. Our effort in this study mainly focuses on developing useful …


An Analysis Of Public Perception And Response To Hurricane Sandy, Lindsay L. Rice Apr 2014

An Analysis Of Public Perception And Response To Hurricane Sandy, Lindsay L. Rice

USF Tampa Graduate Theses and Dissertations

Hurricane Sandy made landfall in Brigantine, New Jersey on October 29th, 2012. The storm impacted the coastal regions of New Jersey and New York, especially the heavily populated area of New York City. This research, which analyzes secondary data obtained from a telephone survey, investigates the public response of residents before, during and after Hurricane Sandy. The survey consisted of questions regarding what the residents expected concerning the threat of Hurricane Sandy, whether it matched what they experienced, where they got their information and how they made their decision to evacuate or not. The results from the survey were statistically …


Assessing Hurricane Preparedness Among Residential Staff At Louisiana State University: A Case Study On Hurricane Isaac, Ashley Marie Weatherall Jan 2013

Assessing Hurricane Preparedness Among Residential Staff At Louisiana State University: A Case Study On Hurricane Isaac, Ashley Marie Weatherall

USF Tampa Graduate Theses and Dissertations

Studying hurricane preparedness among the Resident Assistants (RAs) and Residence Life Coordinators (RLCs) at Louisiana State University (LSU) is imperative to assure that the university housing staff is fully equipped when faced with an oncoming threat. This study seeks to fill a gap in research by investigating the influences of preparedness on student housing employees. A survey was developed and the measures were found to be coherent and internally reliable through the use of factor analysis. Based on theory and previous literature, a linear regression model was developed that quantified the relationship between the independent variable of preparedness and general …