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Computer Sciences Commons

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James Madison University

Authentication

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Full-Text Articles in Computer Sciences

Mitigating Real-Time Relay Phishing Attacks Against Mobile Push Notification Based Two-Factor Authentication Systems, Casey Silver May 2020

Mitigating Real-Time Relay Phishing Attacks Against Mobile Push Notification Based Two-Factor Authentication Systems, Casey Silver

Masters Theses, 2020-current

This paper explores how existing push notification based two-factor authentication systems are susceptible to real-time man-in-the-middle relay attacks and proposes a system for mitigating such attacks. A fully functional reference system of the proposed mitigation was built and compared to an existing push notification two-factor authentication system while undergoing a real-time man-in-the-middle relay attack. The reference systems used cloud infrastructure for hosting, an Apple iPhone as the notification receiver, and Apple’s push notification service to send notifications. A publicly available tool for conducting real-time man-in-the-middle relay attacks was used to conduct the attacks. The results of the tests were recorded …


Analysis Of Real-World Passwords For Social Media Sites, Mark J. Quinn May 2015

Analysis Of Real-World Passwords For Social Media Sites, Mark J. Quinn

Masters Theses, 2010-2019

Textual passwords have dominated all other entity authentication mechanisms since they were introduced in the early 1960’s. Despite an inherent weakness against social engineering, keylogging, shoulder surfing, dictionary, and brute-force attacks, password authentication continues to grow as the Internet expands. Existing research on password authentication proves that dictionary attacks are successful because users make poor choices when creating passwords. To make passwords easier to remember, users select character strings that are shorter in length and contain memorable content, like personal identity information, common words found in a dictionary, backward spellings of common words, recognizable sequences, and easily guessed mnemonic phrases. …