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Full-Text Articles in Physical Sciences and Mathematics

Securearray: Improving Wifi Security With Fine-Grained Physical-Layer, Jie Xiong, Kyle Jamieson Sep 2013

Securearray: Improving Wifi Security With Fine-Grained Physical-Layer, Jie Xiong, Kyle Jamieson

Research Collection School Of Computing and Information Systems

Despite the important role that WiFi networks play in home and enterprise networks they are relatively weak from a security standpoint. With easily available directional antennas, attackers can be physically located off-site, yet compromise WiFi security protocols such as WEP, WPA, and even to some extent WPA2 through a range of exploits specific to those protocols, or simply by running dictionary and human-factors attacks on users' poorly-chosen passwords. This presents a security risk to the entire home or enterprise network. To mitigate this ongoing problem, we propose SecureArray, a system designed to operate alongside existing wireless security protocols, adding defense …


Forensic Analysis Of Whatsapp On Android Smartphones, Neha S. Thakur Aug 2013

Forensic Analysis Of Whatsapp On Android Smartphones, Neha S. Thakur

University of New Orleans Theses and Dissertations

Android forensics has evolved over time offering significant opportunities and exciting challenges. On one hand, being an open source platform Android is giving developers the freedom to contribute to the rapid growth of the Android market whereas on the other hand Android users may not be aware of the security and privacy implications of installing these applications on their phones. Users may assume that a password-locked device protects their personal information, but applications may retain private information on devices, in ways that users might not anticipate. In this thesis we will be concentrating on one such application called 'WhatsApp', a …


Raising The Game: Applying Theory And Analytics To Real-World Threats, Singapore Management University Jan 2013

Raising The Game: Applying Theory And Analytics To Real-World Threats, Singapore Management University

Perspectives@SMU

Safety and security are, on many levels, essential priorities for governments, businesses and individuals. While an increase of defence and security budgets may bring some assurance of peaceful times to come, it seems the world has no lack of insane perpetrators who can still somehow evade, breach, ambush, assail and attack as they please. Enter the “Bayesian Stackelberg Game”, a game theory model that can, and has been applied rather successfully to the allocation of security resources in the United States by Prof Milind Tambe, University of Southern California.