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Related papers: The Decentralisation Paradox in Digital Identity: …

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The new generation of security threats has been promoted by digital currencies and real-time applications, where all users develop new ways to communicate on the Internet. Security has evolved in the need of privacy and anonymity for all…

Decentralization has been touted as the principal security advantage which propelled blockchain systems at the forefront of developments in the financial technology space. Its exact semantics nevertheless remain highly contested and…

Cryptography and Security · Computer Science 2024-04-16 Christina Ovezik , Dimitris Karakostas , Aggelos Kiayias

With the rapid diffusion of social networks in combination with mobile phones, a new social threat of sextortion has emerged, in which vulnerable young women are essentially blackmailed with their explicit shared multimedia content. The…

Social and Information Networks · Computer Science 2024-01-17 Norta Alex , Makrygiannis Sotiris

Current consumer-protection debates focus on the powerful new data-analysis techniques that have disrupted the balance of power between companies and their customers. Online tracking enables sellers to amass troves of historical data, apply…

General Economics · Economics 2024-12-31 Gregory M. Dickinson

Data aggregation has been widely implemented as an infrastructure of data-driven systems. However, a centralized data aggregation model requires a set of strong trust assumptions to ensure security and privacy. In recent years,…

Software Engineering · Computer Science 2023-03-22 Yepeng Ding , Hiroyuki Sato , Maro G. Machizawa

Decentralized finance, powered by blockchain technology, is growing day by day. This field, which emerged a few years ago, today manages $70 billion in assets. In this study, the concept of decentralized finance is discussed and explained…

General Finance · Quantitative Finance 2023-04-05 Mansur Bestas

Person re-identification (re-ID) in first-person (egocentric) vision is a fairly new and unexplored problem. With the increase of wearable video recording devices, egocentric data becomes readily available, and person re-identification has…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Ankit Choudhary , Deepak Mishra , Arnab Karmakar

Much of the recent excitement around decentralized finance (DeFi) comes from hopes that DeFi can be a secure, private, less centralized alternative to traditional finance systems. However, people moving to DeFi sites in hopes of improving…

Cryptography and Security · Computer Science 2023-02-07 Philipp Winter , Anna Harbluk Lorimer , Peter Snyder , Benjamin Livshits

Distributed trust is a nebulous concept that has evolved from different perspectives in recent years. While one can attribute its current prominence to blockchain and cryptocurrency, the distributed trust concept has been cultivating…

Cryptography and Security · Computer Science 2023-06-16 Sin Kit Lo , Yue Liu , Guangsheng Yu , Qinghua Lu , Xiwei Xu , Liming Zhu

We present a mechanism that puts users in the center of control and empowers them to dictate the access to their collections of data. Revisiting the fundamental mechanisms in security for providing protection, our solution uses…

Cryptography and Security · Computer Science 2017-10-03 Sayed Hadi Hashemi , Faraz Faghri , Roy H Campbell

Sending money in cryptocurrencies is majorly based on public keys or their hashed forms -- "addresses." These long random-looking strings are user unfriendly for transferring by other means than via copy-and-paste or QR codes. Replacing…

Cryptography and Security · Computer Science 2016-12-16 Michal Zima

Decentralization is a fundamental design element of the Web3 economy. Blockchains and distributed consensus mechanisms are touted as fault-tolerant, attack-resistant, and collusion-proof because they are decentralized. Recent analyses,…

Networking and Internet Architecture · Computer Science 2026-04-15 Harang Ju , Madhav Kumar , Ehsan Valavi , Sinan Aral

This paper critiques digital cloning in academic research, highlighting how it exemplifies AI solutionism. Digital clones, which replicate user data to simulate behavior, are often seen as scalable tools for behavioral insights. However,…

Human-Computer Interaction · Computer Science 2025-04-29 Siân Brooke

One of the most prominent challenges in clustering is "the user's dilemma," which is the problem of selecting an appropriate clustering algorithm for a specific task. A formal approach for addressing this problem relies on the…

Machine Learning · Computer Science 2016-10-05 Margareta Ackerman , Shai Ben-David , Simina Brânzei , David Loker

With the progressive digitalisation of a majority of services to communities and individuals, humankind is facing new challenges. While energy sources are rapidly dwindling and rigorous choices have to be made to ensure the sustainability…

Computers and Society · Computer Science 2020-02-17 Birgitta Dresp-Langley

Over the past two decades, biometric recognition has exploded into a plethora of different applications around the globe. This proliferation can be attributed to the high levels of authentication accuracy and user convenience that biometric…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Anil K. Jain , Debayan Deb , Joshua J. Engelsma

A lot of business and research effort currently deals with the so called decentralised ledger technology blockchain. Putting it to use carries the tempting promise to make the intermediaries of social interactions superfluous and…

Computers and Society · Computer Science 2024-05-13 Rainer Rehak

With the increase of web users and applications with real time requests, the ability to identify, track and trace elements of a product as it moves in the supply chain is deemed necessary, and for many industries is even mandated by…

Cryptography and Security · Computer Science 2018-10-23 Thomas Sermpinis , Christos Sermpinis

Central Bank Digital Currency (CBDC) is an emerging trend in digital payments, with the vast majority of central banks around the world researching, piloting, or even operating a digital version of cash. While design choices differ broadly,…

Cryptography and Security · Computer Science 2024-03-19 Lars Hupel , Makan Rafiee

Digital Twin (DT) technology revolutionizes industrial processes by enabling the representation of physical entities and their dynamics to enhance productivity and operational efficiency. It has emerged as a vital enabling technology in the…

Networking and Internet Architecture · Computer Science 2026-02-02 Eduardo Freitas , Assis T. de Oliveira Filho , Pedro R. X. do Carmo , Djamel Sadok , Judith Kelner