English
Related papers

Related papers: ROMEO: ReputatiOn Model Enhancing OpenID Simulator

200 papers

In modern internet-scale computing, interaction between a large number of parties that are not known a-priori is predominant, with each party functioning both as a provider and consumer of services and information. In such an environment,…

Cryptography and Security · Computer Science 2021-09-06 Christos-Minas Mathas , Costas Vassilakis , Nicholas Kolokotronis

Recently, privacy issues in web services that rely on users' personal data have raised great attention. Unlike existing privacy-preserving technologies such as federated learning and differential privacy, we explore another way to mitigate…

Information Retrieval · Computer Science 2022-10-21 Ziqian Chen , Fei Sun , Yifan Tang , Haokun Chen , Jinyang Gao , Bolin Ding

Nowadays, most business and social interactions have moved to the internet, highlighting the relevance of creating online trust. One way to obtain a measure of trust is through reputation mechanisms, which record one's past performance and…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-12-14 Thomas Werthenbach , Johan Pouwelse

The last years have seen a growing interest in collaborative systems like electronic marketplaces and P2P file sharing systems where people are intended to interact with other people. Those systems, however, are subject to security and…

Computers and Society · Computer Science 2012-03-09 Antonino Simone , Boris Skoric , Nicola Zannone

Electronic identification (eID) systems allow citizens to assert and authenticate their identities for various purposes, such as accessing government services or conducting financial transactions. These systems improve user access to…

Cryptography and Security · Computer Science 2023-10-25 Jide Edu , Mark Hooper , Carsten Maple , Jon Crowcroft

Decentralized, agentic AI marketplaces are rapidly emerging to support software engineering tasks such as debugging, patch generation, and security auditing, often operating without centralized oversight. However, existing reputation…

Artificial Intelligence · Computer Science 2026-05-04 Mohd Sameen Chishti , Damilare Peter Oyinloye , Jingyue Li

Robust Trust Reputation Systems (TRS) provide a most trustful reputation score for a specific product or service so as to support relying parties taking the right decision while interacting with an e-commerce application. Thus, TRS must…

Cryptography and Security · Computer Science 2014-05-14 Hasnae Rahimi , Hanan EL Bakkali

Reputation and recommendation systems are fundamental for the formation of community market places. Yet, they are easy targets for attacks which disturb a market's equilibrium and are often based on cheap pseudonyms used to submit ratings.…

Cryptography and Security · Computer Science 2007-05-23 Nicolai Kuntze , Dominique Maehler , Andreas U. Schmidt

When training a machine learning model, it is standard procedure for the researcher to have full knowledge of both the data and model. However, this engenders a lack of trust between data owners and data scientists. Data owners are…

Cryptography and Security · Computer Science 2020-09-24 Will Abramson , Adam James Hall , Pavlos Papadopoulos , Nikolaos Pitropakis , William J Buchanan

Free riding is a major problem in peer-to-peer networks. Reputation management systems are generally proposed to overcome this problem. In this paper we have discussed a possible way of resource allocation on the basis of reputation…

Networking and Internet Architecture · Computer Science 2015-07-21 Ruchir Gupta , Yatindra Nath singh

Recent secure aggregation protocols enable privacy-preserving federated learning for high-dimensional models among thousands or even millions of participants. Due to the scale of these use cases, however, end-to-end empirical evaluation of…

Cryptography and Security · Computer Science 2024-04-01 Ivoline C. Ngong , Nicholas Gibson , Joseph P. Near

Traditional approach of providing network security has been to borrow tools and mechanisms from cryptography. However, the conventional view of security based on cryptography alone is not sufficient for the defending against unique and…

Cryptography and Security · Computer Science 2010-12-14 Jaydip Sen

Reputation is crucial to enabling human or software agents to select among alternative providers. Although several effective reputation assessment methods exist, they typically distil reputation into a numerical representation, with no…

Artificial Intelligence · Computer Science 2020-06-17 Ingrid Nunes , Phillip Taylor , Lina Barakat , Nathan Griffiths , Simon Miles

Agent mediated e-commerce involves buying and selling on Internet through software agents. The success of an agent mediated e-commerce system lies in the underlying reputation management system which is used to improve the quality of…

Multiagent Systems · Computer Science 2013-04-01 Vibha Gaur , Neeraj Kumar Sharma , Punam Bedi

The e-commerce systems are being tackled from commerce behavior and internet technologies. Therefore, trust aspect between buyer-seller transactions is a potential element which needs to be addressed in competitive e-commerce industry. The…

Artificial Intelligence · Computer Science 2024-06-21 Muhammad Yasir Siddiqui , Alam Gir

In electronic marketplaces, after each transaction buyers will rate the products provided by the sellers. To decide the most trustworthy sellers to transact with, buyers rely on trust models to leverage these ratings to evaluate the…

Social and Information Networks · Computer Science 2013-06-24 Lizi Zhang

Models of computational trust support users in taking decisions. They are commonly used to guide users' judgements in online auction sites; or to determine quality of contributions in Web 2.0 sites. However, most existing systems require…

Cryptography and Security · Computer Science 2015-03-19 Xin Liu , Anwitaman Datta , Krzysztof Rzadca

This paper presents Solidago, an end-to-end modular pipeline to allow any community of users to collaboratively score any number of entities. Solidago proposes a six-module decomposition. First, it uses pretrust and peer-to-peer vouches to…

Intelligent information systems that contain emergent elements often encounter trust problems because results do not get sufficiently explained and the procedure itself can not be fully retraced. This is caused by a control flow depending…

Computers and Society · Computer Science 2021-04-30 Michael Guckert , Nils Gumpfer , Jennifer Hannig , Till Keller , Neil Urquhart

As autonomous language model agents proliferate, forming an emerging agentic web with real-world consequences, what credibility signals can you use to decide whether to trust an unfamiliar agent in the wild and delegate to it? A natural…

Computers and Society · Computer Science 2026-05-29 Botao Amber Hu , Helena Rong , Max Van Kleek