David W. Chadwick

124 papers A* 3A 3B 12C 8Misc 5Journal 40Unranked 50

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Enhancing the ACME protocol to automate the management of all X.509 web certificates (Extended version). Comput. Commun. David A. Cordova Morales, Ahmad Samer Wazan, David W. Chadwick, Romain Laborde, April Rains Reyes Maramara
2025	J	`jnl`	On the interoperability of verifiable credentials: simple universal verifier (SUV). Ann. des Télécommunications Mustafa Kaiiali, Ioram Schechtman Sette, Ahmad Samer Wazan, David W. Chadwick, Omar Alfandi
2023	Misc	`conf`	Enhancing the ACME Protocol to Automate the Management of All X.509 Web Certificates. SEC David A. Cordova Morales, Ahmad Samer Wazan, David W. Chadwick, Romain Laborde, April Rains Reyes Maramara, Kalil Cabral
2023	—	`conf`	Establishing Trust in SSI Verifiers. Open Identity Summit David W. Chadwick, Michael Kubach, Ioram Schechtman Sette, Isaac Henderson Johnson Jeyakumar
2022	—	`conf`	A novel approach to establish trust in verifiable credential issuers in Self-sovereign identity ecosystems using TRAIN. Open Identity Summit Isaac Henderson Johnson Jeyakumar, David W. Chadwick, Michael Kubach
2022	J	`jnl`	On the Validation of Web X.509 Certificates by TLS Interception Products. IEEE Trans. Dependable Secur. Comput. Ahmad Samer Wazan, Romain Laborde, David W. Chadwick, Rémi Venant, Abdelmalek Benzekri, Eddie Billoir, Omar Alfandi
2021	Misc	`conf`	RootAsRole: Towards a Secure Alternative to sudo/su Commands for Home Users and SME Administrators. SEC Ahmad Samer Wazan, David W. Chadwick, Rémi Venant, Romain Laborde, Abdelmalek Benzekri
2020	—	`conf`	A User-Centric Identity Management Framework based on the W3C Verifiable Credentials and the FIDO Universal Authentication Framework. CCNC Romain Laborde, Arnaud Oglaza, Ahmad Samer Wazan, François Barrère, Abdelmalek Benzekri, David W. Chadwick, Rémi Venant
2020	J	`jnl`	A cloud-edge based data security architecture for sharing and analysing cyber threat information. Future Gener. Comput. Syst. David W. Chadwick, Wenjun Fan, Gianpiero Costantino, Rogério de Lemos, Francesco Di Cerbo, Ian Herwono, Mirko Manea, Paolo Mori, Ali Sajjad, Xiao-Si Wang
2020	—	`conf`	Know Your Customer: Opening a new bank account online using UAAF. CCNC Romain Laborde, Arnaud Oglaza, Ahmad Samer Wazan, François Barrère, Abdelmalek Benzekri, David W. Chadwick, Rémi Venant
2019	—	`conf`	Enabling Privacy-Preserving Sharing of Cyber Threat Information in the Cloud. CSCloud/EdgeCom Wenjun Fan, Joanna Ziembicka, Rogério de Lemos, David W. Chadwick, Francesco Di Cerbo, Ali Sajjad, Xiao-Si Wang, Ian Herwono
2019	J	`jnl`	Improved Identity Management with Verifiable Credentials and FIDO. IEEE Commun. Stand. Mag. David W. Chadwick, Romain Laborde, Arnaud Oglaza, Rémi Venant, Ahmad Samer Wazan, Manreet Nijjar
2019	—	`conf`	Mapeamentos Sintático e Semântico em Federações de Políticas de Autorização para Nuvens Heterogêneas. SBRC Ioram Schechtman Sette, Marcus Rafael Xavier, Carlos A. G. Ferraz, David W. Chadwick
2017	—	`conf`	An architecture for privacy-preserving sharing of CTI with 3 ICITST Fabio Giubilo, Ali Sajjad, Mark Shackleton, David W. Chadwick, Wenjun Fan, Rogério de Lemos
2017	J	`jnl`	Authorization Policy Federation in Heterogeneous Multicloud Environments. IEEE Cloud Comput. Ioram Schechtman Sette, David W. Chadwick, Carlos A. G. Ferraz
2017	J	`jnl`	Integrating an AAA-based federation mechanism for OpenStack - The CLASSe view. Concurr. Comput. Pract. Exp. Alejandro Pérez-Méndez, Gabriel López Millán, Rafael Marín López, David W. Chadwick, Ioram Schechtman Sette
2017	—	`conf`	TLS Connection Validation by Web Browsers: Why do Web Browsers Still Not Agree? COMPSAC (1) Ahmad Samer Wazan, Romain Laborde, David W. Chadwick, François Barrère, Abdelmalek Benzekri
2017	J	`jnl`	Trust Management for Public Key Infrastructures: Implementing the X.509 Trust Broker. Secur. Commun. Networks Ahmad Samer Wazan, Romain Laborde, David W. Chadwick, François Barrère, Abdelmalek Benzekri, Mustafa Kaiiali, Adib Habbal
2016	A	`conf`	Boosting Usability for Protecting Online Banking Applications Against APTs. CCC Mohannad Alhanahnah, David W. Chadwick
2016	B	`conf`	How Can I Trust an X.509 Certificate? An Analysis of the Existing Trust Approaches. LCN Ahmad Samer Wazan, Romain Laborde, David W. Chadwick, François Barrère, Abdelmalek Benzekri
2015	—	`conf`	Security-as-a-Service in Multi-cloud and Federated Cloud Environments. IFIPTM Pramod S. Pawar, Ali Sajjad, Theo Dimitrakos, David W. Chadwick
2014	J	`jnl`	Adding Federated Identity Management to OpenStack. J. Grid Comput. David W. Chadwick, Kristy W. S. Siu, Craig A. Lee, Yann Fouillat, Damien Germonville
2014	—	`conf`	Resolving Policy Conflicts - Integrating Policies from Multiple Authors. CAiSE Workshops Kaniz Fatema, David W. Chadwick
2014	J	`jnl`	Self-adaptive federated authorization infrastructures. J. Comput. Syst. Sci. Christopher Bailey, David W. Chadwick, Rogério de Lemos
2013	—	`conf`	Enabling the Autonomic Management of Federated Identity Providers. AIMS Christopher Bailey, David W. Chadwick, Rogério de Lemos, Kristy W. S. Siu
2013	J	`jnl`	Guest editorial: A brief overview of data leakage and insider threats. Inf. Syst. Frontiers Carly L. Huth, David W. Chadwick, William R. Claycomb, Ilsun You
2013	J	`jnl`	My private cloud - granting federated access to cloud resources. J. Cloud Comput. David W. Chadwick, Matteo Casenove, Kristy W. S. Siu
2013	—	`conf`	PKI Interoperability: Still an Issue? A Solution in the X.509 Realm. World Conference on Information Security Education Ahmad Samer Wazan, Romain Laborde, François Barrère, Abdelmalek Benzekri, David W. Chadwick
2013	B	`conf`	The Trusted Attribute Aggregation Service (TAAS) - Providing an Attribute Aggregation Layer for Federated Identity Management. ARES David W. Chadwick, George Inman
2013	—	`conf`	Towards Automated Trust Establishment in Federated Identity Management. IFIPTM David W. Chadwick, Mark Hibbert
2013	—	`conf`	Use of Role Based Access Control for Security-Purpose Hypervisors. TrustCom/ISPA/IUCC Manabu Hirano, David W. Chadwick, Suguru Yamaguchi
2012	J	`jnl`	A privacy preserving authorisation system for the cloud. J. Comput. Syst. Sci. David W. Chadwick, Kaniz Fatema
2012	—	`ed.`	Communications and Multimedia Security - 13th IFIP TC 6/TC 11 International Conference, CMS 2012, Canterbury, UK, September 3-5, 2012. Proceedings Communications and Multimedia Security Bart De Decker, David W. Chadwick
2012	—	`conf`	F-SAMS: Reliably Identifying Attributes and Their Identity Providers in a Federation. OTM Workshops David W. Chadwick, Mark Hibbert
2011	Misc	`conf`	A controlled natural language interface for authoring access control policies. SAC Lei Lei Shi, David W. Chadwick
2011	—	`conf`	Extracting Access Control and Conflict Resolution Policies from European Data Protection Law. PrimeLife Kaniz Fatema, David W. Chadwick, Brendan Van Alsenoy
2011	B	`conf`	Federated Authentication and Authorisation in the Social Science Domain. ARES John P. Watt, Richard O. Sinnott, George Inman, David W. Chadwick
2011	—	`conf`	Leveraging social networks to gain access to organisational resources. Digital Identity Management David W. Chadwick, George Inman, Kristy W. S. Siu, Mohammad Sadek Ferdous
2011	—	`conf`	My Private Cloud Overview: A Trust, Privacy and Security Infrastructure for the Cloud. IEEE CLOUD David W. Chadwick, Stijn F. Lievens, Jerry den Hartog, Andreas Pashalidis, Joseph Alhadeff
2011	—	`conf`	Ontology Based Interoperation for Securely Shared Services: Security Concept Matching for Authorization Policy Interoperability. NTMS Ioana Ciuciu, Gang Zhao, David W. Chadwick, Quentin Reul, Robert Meersman, Cristian Vasquez Paulus, Mark Hibbert, Sandra Winfield, Thomas Kirkham
2011	C	`conf`	Security APIs for My Private Cloud - Granting access to anyone, from anywhere at any time. CloudCom David W. Chadwick, Matteo Casenove
2011	C	`conf`	Self-Adaptive Authorization Framework for Policy Based RBAC/ABAC Models. DASC Christopher Bailey, David W. Chadwick, Rogério de Lemos
2010	—	`conf`	A Multi-privacy Policy Enforcement System. PrimeLife Kaniz Fatema, David W. Chadwick, Stijn F. Lievens
2010	J	`jnl`	A conceptual model for attribute aggregation. Future Gener. Comput. Syst. David W. Chadwick, George Inman, Nate Klingenstein
2010	—	`conf`	Access Control in Healthcare: the methodology from legislation to practice. MedInfo Ana Ferreira, Ricardo João Cruz Correia, David W. Chadwick, Luis Antunes
2010	A*	`conf`	CardSpace in the cloud. CCS David W. Chadwick, George Inman, Paul Coxwell
2010	J	`jnl`	Grounding information security in healthcare. Int. J. Medical Informatics Ana Margarida Ferreira, Luis Filipe Coelho Antunes, David W. Chadwick, Ricardo João Cruz Correia
2010	J	`jnl`	Instant certificate revocation and publication using WebDAV. J. Comput. Secur. David W. Chadwick, Sean Anthony, Rune Bjerk
2009	J	`jnl`	Adding support to XACML for multi-domain user to user dynamic delegation of authority. Int. J. Inf. Sec. David W. Chadwick, Sassa Otenko, Tuan-Anh Nguyen
2009	—	`conf`	Aggregating policies in user centric, real-time and distributed applications. ICITST Thomas Kirkham, Ingo Dahn, David W. Chadwick, Marc Santos, Sandra Winfield
2009	—	`conf`	An advanced policy based authorisation infrastructure. Digital Identity Management David W. Chadwick, Kaniz Fatema
2009	J	`jnl`	Attribute Aggregation in Federated Identity Management. Computer David W. Chadwick, George Inman
2009	—	`conf`	FileSpace: an alternative to CardSpace that supports multiple token authorisation and portability between devices. IDtrust David W. Chadwick
2009	A	`conf`	How to Securely Break into RBAC: The BTG-RBAC Model. ACSAC Ana Ferreira, David W. Chadwick, Pedro Farinha, Ricardo João Cruz Correia, Gansen Zhao, Rui Chilro, Luis Filipe Coelho Antunes
2009	J	`jnl`	Obligations of trust for privacy and confidentiality in distributed transactions. Internet Res. Uche M. Mbanaso, G. S. Cooper, David W. Chadwick, Anne Anderson
2009	Misc	`conf`	Which Web Browsers Process SSL Certificates in a Standardized Way? SEC Ahmad Samer Wazan, Romain Laborde, David W. Chadwick, François Barrère, Abdelmalek Benzekri
2008	B	`conf`	Advanced Security for Virtual Organizations: The Pros and Cons of Centralized vs Decentralized Security Models. CCGRID Richard O. Sinnott, David W. Chadwick, Thomas Doherty, David B. Martin, Anthony Stell, Gordon Stewart, Linying Su, John P. Watt
2008	J	`jnl`	Coordinating access control in grid services. Concurr. Comput. Pract. Exp. David W. Chadwick, Linying Su, Romain Laborde
2008	—	`conf`	Enforcing "sticky" security policies throughout a distributed application. Middleware Security David W. Chadwick, Stijn F. Lievens
2008	A	`conf`	Expressions of expertness: the virtuous circle of natural language for access control policy specification. SOUPS Philip Inglesant, Martina Angela Sasse, David W. Chadwick, Lei Lei Shi
2008	—	`conf`	Federated Identity Management. FOSAD David W. Chadwick
2008	C	`conf`	On the Modeling of Bell-LaPadula Security Policies Using RBAC. WETICE Gansen Zhao, David W. Chadwick
2008	J	`jnl`	PERMIS: a modular authorization infrastructure. Concurr. Comput. Pract. Exp. David W. Chadwick, Gansen Zhao, Sassa Otenko, Romain Laborde, Linying Su, Tuan-Anh Nguyen
2008	B	`conf`	Panel Session: What Are the Key Challenges in Distributed Security?. DBSec Steve Barker, David W. Chadwick, Jason Crampton, Emil Lupu, Bhavani Thuraisingham
2007	J	`jnl`	Achieving fine-grained access control in virtual organizations. Concurr. Comput. Pract. Exp. Ning Zhang, Li Yao, Aleksandra Nenadic, Jay Chin, Carole A. Goble, Alan L. Rector, David W. Chadwick, Sassa Otenko, Qi Shi
2007	C	`conf`	Aggregation of attributes from different authorities. SecureComm David W. Chadwick
2007	J	`jnl`	Coordinated decision making in distributed applications. Inf. Secur. Tech. Rep. David W. Chadwick
2007	—	`conf`	Flexible and Manageable Delegation of Authority in RBAC. AINA Workshops (2) Tuan-Anh Nguyen, Linying Su, George Inman, David W. Chadwick
2007	—	`conf`	Multi-session Separation of Duties (MSoD) for RBAC. ICDE Workshops David W. Chadwick, Wensheng Xu, Sassa Otenko, Romain Laborde, Bassem Nasser
2007	—	`conf`	Obligations for Privacy and Confidentiality in Distributed Transactions. EUC Workshops Uche M. Mbanaso, G. S. Cooper, David W. Chadwick, Anne Anderson
2007	—	`conf`	Obligations for Role Based Access Control. AINA Workshops (1) Gansen Zhao, David W. Chadwick, Sassa Otenko
2007	B	`conf`	Recognition of Authority in Virtual Organisations. TrustBus Tuan-Anh Nguyen, David W. Chadwick, Bassem Nasser
2007	—	`conf`	Using WebDAV for Improved Certificate Revocation and Publication. EuroPKI David W. Chadwick, Sean Anthony
2006	—	`conf`	Adding Support to XACML for Dynamic Delegation of Authority in Multiple Domains. Communications and Multimedia Security David W. Chadwick, Sassa Otenko, Tuan-Anh Nguyen
2006	C	`conf`	Authorisation Using Attributes from Multiple Authorities. WETICE David W. Chadwick
2006	—	`conf`	Coordination between Distributed PDPs. POLICY David W. Chadwick, Linying Su, Alexander Otenko, Romain Laborde
2006	—	`conf`	Distributed Key Management for Secure Role based Messaging. AINA (1) Gansen Zhao, Sassa Otenko, David W. Chadwick
2006	B	`conf`	How to Break Access Control in a Controlled Manner. CBMS Ana Ferreira, Ricardo João Cruz Correia, Luis Antunes, Pedro Farinha, E. Oliveira-Palhares, David W. Chadwick, Altamiro da Costa Pereira
2006	C	`conf`	Privacy Preserving Trust Authorization Framework Using XACML. WOWMOM Uche M. Mbanaso, G. S. Cooper, David W. Chadwick, Seth Proctor
2006	—	`conf`	Providing secure coordinated access to grid services. MGC@Middleware David W. Chadwick, Linying Su, Romain Laborde
2006	B	`conf`	Supporting Decentralized, Security Focused Dynamic Virtual Organizations across the Grid. e-Science Richard O. Sinnott, David W. Chadwick, Jos Koetsier, O. Otenko, John P. Watt, Tuan-Anh Nguyen
2006	—	`conf`	The TrustCoM Approach to Enforcing Agreements between Interoperating Enterprises. I-ESA Michael D. Wilson, Alvaro Arenas, David W. Chadwick, Theo Dimitrakos, Jürgen Doser, Pablo Giambiagi, David Golby, Christian Geuer-Pollmann, Jochen Haller, Ketil Stølen, Tobias Mahler, Lorenzo Martino, Xavier Parent, Santi Ristol, J. Sairamesh, Lutz Schubert, Nilufer Tuptuk
2005	J	`jnl`	'R-What?' Development of a role-based access control policy-writing tool for e-Scientists. Softw. Pract. Exp. Sacha Brostoff, Martina Angela Sasse, David W. Chadwick, R. James Cunningham, Uche M. Mbanaso, Sassa Otenko
2005	—	`conf`	A Heterogeneous Network Access Service Based on PERMIS and SAML. EuroPKI Gabriel López Millán, Óscar Cánovas Reverte, Antonio Fernandez Gómez-Skarmeta, Sassa Otenko, David W. Chadwick
2005	—	`conf`	Aspects of Trusted and Secure Business-Oriented VO Management in Service Oriented Architectures. CEC Workshops Adomas Svirskas, Michael D. Wilson, Alvaro E. Arenas, Emil C. Lupu, Nilufer Tuptuk, David W. Chadwick, Pablo Giambiagi, Theodosis Dimitrakos, Bob Roberts
2005	J	`jnl`	Authorisation in Grid computing. Inf. Secur. Tech. Rep. David W. Chadwick
2005	—	`conf`	Automated Decomposition of Access Control Policies. POLICY Linying Su, David W. Chadwick, Andrew Basden, James A. Cunningham
2005	—	`conf`	Development of a Flexible PERMIS Authorisation Module for Shibboleth and Apache Server. EuroPKI Wensheng Xu, David W. Chadwick, Sassa Otenko
2005	B	`conf`	Evolving Messaging Systems for Secure Role Based Messaging. ICECCS Gansen Zhao, David W. Chadwick
2005	—	`conf`	Experiences of Applying Advanced Grid Authorisation Infrastructures. EGC Richard O. Sinnott, A. J. Stell, David W. Chadwick, O. Otenko
2005	—	`conf`	Operational Models for Reputation Servers. iTrust David W. Chadwick
2005	—	`ed.`	Public Key Infrastructure, Second European PKI Workshop: Research and Applications, EuroPKI 2005, Canterbury, UK, June 30 - July 1, 2005, Revised Selected Papers EuroPKI David W. Chadwick, Gansen Zhao
2005	C	`conf`	Trust Infrastructure for Policy based Messaging In Open Environments. WETICE Gansen Zhao, David W. Chadwick
2004	J	`jnl`	An XML Alternative for Performance and Security: ASN.1. IT Prof. Darren P. Mundy, David W. Chadwick
2004	J	`jnl`	Electronic transmission of prescriptions: towards realising the dream. Int. J. Electron. Heal. Darren P. Mundy, David W. Chadwick
2004	—	`conf`	Secure Role Based Messaging. Communications and Multimedia Security David W. Chadwick, Graeme Lunt, Gansen Zhao
2004	—	`conf`	Threat Modelling for Active Directory. Communications and Multimedia Security David W. Chadwick
2004	—	`conf`	Using SAML to Link the Globus Toolkit to the Permis Authorisation Infrastructure. Communications and Multimedia Security David W. Chadwick, Sassa Otenko, Von Welch
2003	J	`jnl`	Deficiencies in LDAP when used to support PKI. Commun. ACM David W. Chadwick
2003	J	`jnl`	Experiences of using a PKI to access a hospital information system by high street opticians. Comput. Commun. David W. Chadwick, Darren P. Mundy, John P. New
2003	B	`conf`	Modifying LDAP to Support PKI. DBSec David W. Chadwick, Edward Ball, M. V. Sahalayev
2003	J	`jnl`	Patient Privacy in Electronic Prescription Transfer. IEEE Secur. Priv. Edward Ball, David W. Chadwick, Darren P. Mundy
2003	B	`conf`	Persistent versus Dynamic Role Membership. DBSec Jean Bacon, David W. Chadwick, Alexander Otenko, Ken Moody
2003	—	`conf`	Policy Based Electronic Transmission of Prescriptions. POLICY David W. Chadwick, Darren P. Mundy
2003	J	`jnl`	Role-Based Access Control With X.509 Attribute Certificates. IEEE Internet Comput. David W. Chadwick, Alexander Otenko, Edward Ball
2003	J	`jnl`	The PERMIS X.509 role based privilege management infrastructure. Future Gener. Comput. Syst. David W. Chadwick, Alexander Otenko
2002	—	`conf`	Experiences of Using a Public Key Infrastructure to Access Patient Confidential Data over the Internet. HICSS David W. Chadwick, Carmen Carroll, S. Harvey, John P. New, Andrew J. Young
2002	B	`conf`	Privacy and Civil Liberties. DBSec David W. Chadwick, Martin S. Olivier, Pierangela Samarati, Eleanor Sharpston, Bhavani Thuraisingham
2002	Misc	`conf`	RBAC Policies in XML for X.509 Based Privilege Management. SEC David W. Chadwick, Alexander Otenko
2002	C	`conf`	The PERMIS X.509 role based privilege management infrastructure. SACMAT David W. Chadwick, Alexander Otenko
2001	J	`jnl`	Evaluating Trust in a Public Key Certification Authority. Comput. Secur. David W. Chadwick, Andrew Basden
2001	J	`jnl`	Knowledge Issues Raised in Modelling Trust in a Public Key Infrastructure. Expert Syst. J. Knowl. Eng. Andrew Basden, Edward Ball, David W. Chadwick
2001	—	`conf`	Providing Secure Access to Confidential Patient Information Detailing Diabetic Condition. International Conference on Internet Computing (1) David W. Chadwick, John P. New, D. M. McDowall, Darren P. Mundy
2000	J	`jnl`	Experiences of using a public key infrastructure for the preparation of examination papers. Comput. Educ. David W. Chadwick, Rana Tassabehji, Andrew J. Young
1999	J	`jnl`	Smart Cards Aren't Always the Smart Choice. Computer David W. Chadwick
1998	A*	`conf`	Enabling the Internet White Pages Service - the Directory Guardian. NDSS David W. Chadwick, Andrew J. Young
1997	J	`jnl`	Managing the X.500 Root Naming Context. RFC David W. Chadwick
1997	J	`jnl`	Merging and extending the PGP and PEM trust models-the ICE-TEL trust model. IEEE Netw. David W. Chadwick, Andrew J. Young, Nada Kapidzic Cicovic
1997	A*	`conf`	Trust Models in ICE-TEL. NDSS Andrew J. Young, Nada Kapidzic Cicovic, David W. Chadwick
1996	J	`jnl`	A method for collecting case study information via the Internet. IEEE Netw. David W. Chadwick
1996	J	`jnl`	Important lessons derived from X.500 case studies. IEEE Netw. David W. Chadwick
1994	—	`conf`	Interdomain Guardians in a Distributed Directory Service. INDC David W. Chadwick, Nick Pope
1994	—	`book`	Understanding X.500 - the directory. David W. Chadwick
1993	—	`conf`	Simulating The Global Directory Service With OPNET. Annual Simulation Symposium Alex Andrianopoulos, David W. Chadwick