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Matthew Bernhard
Researcher at University of Michigan
Publications - 18
Citations - 1519
Matthew Bernhard is an academic researcher from University of Michigan. The author has contributed to research in topics: Ballot & Voting. The author has an hindex of 7, co-authored 16 publications receiving 1099 citations.
Papers
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Proceedings Article
Understanding the mirai botnet
Manos Antonakakis,Tim April,Michael Bailey,Matthew Bernhard,Elie Bursztein,Jaime Cochran,Zakir Durumeric,J. Alex Halderman,Luca Invernizzi,Michalis Kallitsis,Deepak Kumar,Chaz Lever,Zane Ma,Joshua Mason,D. Menscher,Chad Seaman,Nick Sullivan,Kurt Thomas,Yi Zhou +18 more
TL;DR: It is argued that Mirai may represent a sea change in the evolutionary development of botnets--the simplicity through which devices were infected and its precipitous growth, and that novice malicious techniques can compromise enough low-end devices to threaten even some of the best-defended targets.
Proceedings ArticleDOI
Towards a Complete View of the Certificate Ecosystem
Benjamin VanderSloot,Johanna Amann,Matthew Bernhard,Zakir Durumeric,Michael Bailey,J. Alex Halderman +5 more
TL;DR: It is found that aggregated CT logs and Censys snapshots have many properties that complement each other, and that together they encompass over 99% of all certificates found by any of these techniques.
Book ChapterDOI
Public Evidence from Secret Ballots
Matthew Bernhard,Josh Benaloh,J. Alex Halderman,Ronald L. Rivest,Peter Y. A. Ryan,Philip B. Stark,Vanessa Teague,Poorvi L. Vora,Dan S. Wallach +8 more
TL;DR: In this article, the authors examine how current voting systems walk the tightrope between security and privacy, and examine the current state-of-the-art voting systems' performance.
Proceedings ArticleDOI
Decentralized Control: A Case Study of Russia.
Reethika Ramesh,Ram Sundara Raman,Matthew Bernhard,Victor Ongkowijaya,Leonid Evdokimov,Anne Edmundson,Steven Sprecher,Muhammad Ikram,Roya Ensafi +8 more
TL;DR: An in-depth investigation of the mechanisms underlying decentralized information control in Russia shows that large-scale censorship can be achieved in decentralized networks through inexpensive commodity equipment and suggests that data centers block differently from the residential ISPs both in quantity and in method of blocking, resulting in different experiences of the Internet for residential network perspectives and data center perspectives.
Proceedings ArticleDOI
403 Forbidden: A Global View of CDN Geoblocking
Allison McDonald,Matthew Bernhard,Luke Valenta,Benjamin VanderSloot,William D. Scott,Nick Sullivan,J. Alex Halderman,Roya Ensafi +7 more
TL;DR: This report reports the first wide-scale measurement study of server-side geographic restriction, or geoblocking, a phenomenon in which server operators intentionally deny access to users from particular countries or regions, and finds that geob locking occurs across a broad set of countries and sites.