64 citations · 90 across the 11 of their papers we have counts for
13 papers
Enhanced Detective: A Dual-Stage Proactive Defense Against Internal Poisoning Attacks in Financial Fraud Detection Using Federated Learning
Maria-Ioana-Andrea Ivan, Orhan Ermis, Ruxandra F. Olimid
With recent developments in Artificial Intelligence (AI), the adoption of distributed learning paradigms such as Federated Learning (FL) has emerged. In simple terms, FL enables mu…
On the Usage of Verifiable Credentials in Privacy-Preserving Federated Analytics
Andreea-Elena Drăgnoiu, Ruxandra F. Olimid
Privacy-Preserving Federated Analytics enables multiple nodes to collaboratively derive statistical insights without exchanging raw data. However, ensuring node authenticity and da…
On SSI-based Private Decentralized Bidding
Andreea Elena Drăgnoiu, Nicoleta Dumitru, Ruxandra F. Olimid
Private bidding is a process in which participants submit sealed bids, ensuring that their content remains hidden from other bidders during the bidding window. This is essential in…
On Addressing Isolation in Blockchain-Based Self-Sovereign Identity
Andreea Elena Drăgnoiu, Andrei Ciobanu, Ruxandra F. Olimid
Self-Sovereign Identity (SSI) grants holders full ownership and control of their digital identities, being the ultimate digital identity model. Operating in a decentralized manner,…
Secret Sharing in 5G-MEC: Applicability for joint Security and Dependability
Thilina Pathirana, Ruxandra F. Olimid
Multi-access Edge Computing (MEC), an enhancement of 5G, processes data closer to its generation point, reducing latency and network load. However, the distributed and edge-based n…
Commitment Schemes for Multi-Party Computation
Ioan Ionescu, Ruxandra F. Olimid
The paper presents an analysis of Commitment Schemes (CSs) used in Multi-Party Computation (MPC) protocols. While the individual properties of CSs and the guarantees offered by MPC…
Towards an identity management solution on Arweave
Andreea Elena Dragnoiu, Ruxandra F. Olimid
Traditional identity management systems, often centralized, face challenges around privacy, data security, and user control, leaving users vulnerable to data breaches and misuse. T…
Security-Aware Availability Modeling of a 5G-MEC System
Thilina Pathirana, Gianfranco Nencioni, Ruxandra F. Olimid
Multi-access Edge Computing (MEC) is an essential technology for the fifth generation (5G) of mobile networks. MEC enables low-latency services by bringing computing resources clos…
Improved security solutions for DDoS mitigation in 5G Multi-access Edge Computing
Marian Gusatu, Ruxandra F. Olimid
Multi-access Edge Computing (MEC) is a 5G-enabling solution that aims to bring cloud-computing capabilities closer to the end-users. This paper focuses on mitigation techniques aga…
5G Multi-access Edge Computing: a Survey on Security, Dependability, and Performance
Gianfranco Nencioni, Rosario G. Garroppo, Ruxandra F. Olimid
The Fifth Generation (5G) of mobile networks offers new and advanced services with stricter requirements. Multi-access Edge Computing (MEC) is a key technology that enables these n…
Identity Management on Blockchain -- Privacy and Security Aspects
Andreea-Elena Panait, Ruxandra F. Olimid, Alin Stefanescu
In the last years, identity management solutions on blockchain were proposed as a possible solution to the digital identity management problem. However, they are still at an early…
Experimental Analysis of Subscribers' Privacy Exposure by LTE Paging
Christian Sørseth, Xianyu Shelley Zhou, Stig F. Mjølsnes +1
Over the last years, considerable attention has been given to the privacy of individuals in wireless environments. Although significantly improved over the previous generations of…
Easy 4G/LTE IMSI Catchers for Non-Programmers
Stig F. Mjølsnes, Ruxandra F. Olimid
IMSI Catchers are tracking devices that break the privacy of the subscribers of mobile access networks, with disruptive effects to both the communication services and the trust and…