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Albert Levi
Researcher at Sabancı University
Publications - 116
Citations - 1639
Albert Levi is an academic researcher from Sabancı University. The author has contributed to research in topics: Wireless sensor network & Key distribution in wireless sensor networks. The author has an hindex of 17, co-authored 113 publications receiving 1399 citations. Previous affiliations of Albert Levi include Scientific and Technological Research Council of Turkey & Boğaziçi University.
Papers
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Journal ArticleDOI
A Survey on Anonymity and Privacy in Bitcoin-Like Digital Cash Systems
TL;DR: This survey presents guidelines for designing an anonymity/privacy improvement and discusses future research directions, and examines the studies in the literature/Web in two major categories: analyses of anonymity and privacy in Bitcoin and extensions and alternatives to Bitcoin, which improve anonymity and Privacy.
Journal ArticleDOI
Privacy preserving clustering on horizontally partitioned data
TL;DR: Methods for constructing the dissimilarity matrix of objects from different sites in a privacy preserving manner which can be used for privacy preserving clustering as well as database joins, record linkage and other operations that require pair-wise comparison of individual private data objects horizontally distributed to multiple sites are proposed.
Proceedings ArticleDOI
Privacy Preserving Clustering on Horizontally Partitioned Data
TL;DR: Methods for constructing the dissimilarity matrix of objects from different sites in a privacy preserving manner which can be used for privacy preserving clustering as well as database joins, record linkage and other operations that require pair-wise comparison of individual private data objects horizontally distributed to multiple sites are proposed.
Book ChapterDOI
Relay Attacks on Bluetooth Authentication and Solutions
TL;DR: It is shown that current Bluetooth specifications do not have defensive mechanisms for relay attacks, however, relay attacks create a significant partial delay during the connection that might be useful for detection.
Posted Content
A Survey on Ransomware: Evolution, Taxonomy, and Defense Solutions.
TL;DR: A comprehensive survey on ransomware and ransomware defense research with respect to PCs/workstations, mobile devices, and IoT/CPS platforms over the period of 1990-2020 is presented, giving a detailed overview of ransomware evolution, and comprehensively analyze the key building blocks of ransomware.