Simeon Veloudis

42 papers B 1C 11Misc 2Journal 9Unranked 18
YearRankTypeTitle / Venue / Authors
2026 J jnl
Assuring Brokerage Quality in the Cloud-Edge Continuum.
Future Internet
Evangelos Barmpas, Simeon Veloudis, Yiannis Verginadis, Iraklis Paraskakis
2026 J jnl
Defining personal data Sovereignty: An ontologically-based framework facilitating subject privacy control.
Data Inf. Manag.
Vijon Baraku, Edon Ramadani, Iraklis Paraskakis, Simeon Veloudis, Poonam Yadav
2025 — conf
An Implemented Architecture for a Meta Operating System Managing Distributed Applications Across Heterogeneous Resources.
AINA (6)
Geir Horn, Yiannis Verginadis, Giannis Ledakis, Nikos Papageorgopoulos, Simeon Veloudis
2024 — conf
Blockchain-Based Decentralised Marketplace for Secure Trading of Intellectual Property.
BCI
Vijon Baraku, Simeon Veloudis, Iraklis Paraskakis, Poonam Yadav
2024 — conf
Personal Data Sovereignty in Virtual Enterprises: Implementing Data Capsules for Enhanced Privacy and Compliance.
PRO-VE (1)
Vijon Baraku, Iraklis Paraskakis, Simeon Veloudis, Poonam Yadav
2024 C conf
Responsible Information Sharing in the Era of Big Data Analytics Facilitating Digital Economy Through the Use of Blockchain Technology and Observing GDPR.
CLOSER
Vijon Baraku, Iraklis Paraskakis, Simeon Veloudis, Poonam Yadav
2024 Misc conf
Semantic SLAs for Describing and Sustaining QoS in the Cloud-Edge Continuum.
UCC
Simeon Veloudis, Evangelos Barmpas, Iraklis Paraskakis
2023 — conf
NebulOuS: A Meta-Operating System with Cloud Continuum Brokerage Capabilities.
FMEC
Yiannis Verginadis, Christos-Alexandros Sarros, Mario Reyes de los Mozos, Simeon Veloudis, Radoslaw Piliszek, Nicolas Kourtellis, Geir Horn
2022 J jnl
A Personalised User Authentication System based on EEG Signals.
CoRR
Christos Stergiadis, Vasiliki-Despoina Kostaridou, Simeon Veloudis, Dimitrios Kazis, Manousos A. Klados
2022 J jnl
A Personalized User Authentication System Based on EEG Signals.
Sensors
Christos Stergiadis, Vasiliki-Despoina Kostaridou, Simeon Veloudis, Dimitrios Kazis, Manousos A. Klados
2022 J jnl
Context-Aware Policy Enforcement for PaaS-Enabled Access Control.
IEEE Trans. Cloud Comput.
Yiannis Verginadis, Ioannis Patiniotakis, Panagiotis Gouvas, Spyros Mantzouratos, Simeon Veloudis, Sebastian Thomas Schork, Ludwig Seitz, Iraklis Paraskakis, Gregoris Mentzas
2019 J jnl
Achieving security-by-design through ontology-driven attribute-based access control in cloud environments.
Future Gener. Comput. Syst.
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos, Giannis Verginadis, Ioannis Patiniotakis, Panagiotis Gouvas, Gregoris Mentzas
2019 C conf
An Ontological Framework for Reasoning about Relations between Complex Access Control Policies in Cloud Environments.
CLOSER
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2017 — conf
An Ontological Framework for Determining the Repercussions of Retirement Actions Targeted at Complex Access Control Policies in Cloud Environments.
UCC (Companion")
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2017 C conf
An Ontological Template for Context Expressions in Attribute-based Access Control Policies.
CLOSER
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos, Yiannis Verginadis, Ioannis Patiniotakis, Gregoris Mentzas
2017 J jnl
Cloud service brokerage: enhancing resilience in virtual enterprises through service governance and quality assurance.
Serv. Oriented Comput. Appl.
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2017 — conf
Foundations for Designing, Defining, Validating and Executing Access Control Policies in Cloud Environments.
ESOCC
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2017 — conf
Ontological Definition of Governance Framework for Security Policies in Cloud Environments.
PCI
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2017 — conf
Ontological Framework for Ensuring Correctness of Security Policies in Cloud Environments.
BCI
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2017 B conf
Ontological Templates for Regulating Access to Sensitive Medical Data in the Cloud.
CBMS
Simeon Veloudis, Iraklis Paraskakis, Yiannis Verginadis, Ioannis Patiniotakis, Gregoris Mentzas
2016 — conf
A Generic Framework for Representing Context-Aware Security Policies in the Cloud.
CLOSER (Selected Papers)
Simeon Veloudis, Iraklis Paraskakis, Yiannis Verginadis, Ioannis Patiniotakis, Gregoris Mentzas
2016 J jnl
A Novel Permission Hierarchy for RBAC for Dealing with SoD in MAC Models.
Comput. J.
Simeon Veloudis, Nimal Nissanke
2016 — conf
Context-aware Security Models for PaaS-enabled Access Control.
CLOSER (2)
Simeon Veloudis, Yiannis Verginadis, Ioannis Patiniotakis, Iraklis Paraskakis, Gregoris Mentzas
2016 C conf
Data Distribution and Encryption Modelling for PaaS-enabled Cloud Security.
CloudCom
Yiannis Verginadis, Ioannis Patiniotakis, Gregoris Mentzas, Simeon Veloudis, Iraklis Paraskakis
2016 C conf
Defining an Ontological Framework for Modelling Policies in Cloud Environments.
CloudCom
Simeon Veloudis, Iraklis Paraskakis
2016 — conf
Ontological Templates for Modelling Security Policies in Cloud Environments.
PCI
Simeon Veloudis, Iraklis Paraskakis
2016 C conf
Validating Policies for Dynamic and Heterogeneous Cloud Environments.
PRO-VE
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2015 Misc conf
A Survey on Context Security Policies in the Cloud.
UCC
Yiannis Verginadis, Gregoris Mentzas, Simeon Veloudis, Iraklis Paraskakis
2015 — conf
A generic mechanism for cloud service governance and quality control.
Panhellenic Conference on Informatics
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2015 C conf
Cloud Service Brokerage: Strengthening Service Resilience in Cloud-Based Virtual Enterprises.
PRO-VE
Simeon Veloudis, Iraklis Paraskakis, Christos Petsos
2015 — conf
Underpinning a Cloud Brokerage Service Framework for Quality Assurance and Optimisation: A Case Study.
BCI
Simeon Veloudis, Iraklis Paraskakis, Andreas Friesen, Yiannis Verginadis, Ioannis Patiniotakis
2014 J jnl
A formal framework to support dynamic authorisation in collaborative environments.
Int. J. Comput. Sci. Eng.
Simeon Veloudis, Dimitrios A. Baltatzis, Christos Ilioudis, George Pangalos
2014 — conf
Advanced service brokerage capabilities as the catalyst for future cloud service ecosystems.
CCB@Middleware
Anthony J. H. Simons, Konstantinos Bratanis, Dimitrios Kourtesis, Iraklis Paraskakis, Simeon Veloudis, Yiannis Verginadis, Gregoris Mentzas, Simone Braun, Alessandro Rossini
2014 C conf
Continuous Quality Assurance and Optimisation in Cloud-Based Virtual Enterprises.
PRO-VE
Simeon Veloudis, Iraklis Paraskakis, Andreas Friesen, Yiannis Verginadis, Ioannis Patiniotakis, Alessandro Rossini
2014 — conf
Derivation of Broker Policies from Cloud Hosting Platform Service Descriptions.
ESOCC Workshops
Andreas Friesen, Simeon Veloudis, Iraklis Paraskakis
2014 — conf
Linked USDL Business Policy Specifications as WS-Agreement Templates.
ESOCC Workshops
Ioannis Arampatzis, Simeon Veloudis, Iraklis Paraskakis
2014 C conf
Underpinning a Cloud Brokerage Service Framework for Quality Assurance and Optimization.
CloudCom
Simeon Veloudis, Andreas Friesen, Iraklis Paraskakis, Yiannis Verginadis, Ioannis Patiniotakis
2011 C conf
A Web-based Tool for Spatiotemporal Filtering and Continuous Animation.
WEBIST
Alex Vakaloudis, Simeon Veloudis
2005 C conf
An approach to modelling and analysis of coordinated atomic actions.
ETFA
Simeon Veloudis, Nimal Nissanke
2004 — —
A formal approach to modelling real-time critical systems.
Simeon Veloudis
2000 — conf
Modelling Coordinated Atomic Actions in Timed CSP.
FTRTFT
Simeon Veloudis, Nimal Nissanke
1998 — conf
Duration Calculus in the Specification of Safety Requirements.
FTRTFT
Simeon Veloudis, Nimal Nissanke