Search results for "role"

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
140	Luong T. Nguyen, Liping Zhao 0001, Bill Appelbe	A Set Approach to Role Modeling.	TOOLS (37)	2000	DBLP DOI BibTeX RDF	set approach, role modeling techniques, role description, role binding, role constraints, set inclusion, role specialisation, role compositions, part role, set notation, dynamic description, class/role relationships, class/role structures, Object-Z-like notation, system obligations, Petri net transitions, objects/role instances, system operations, formal specification, formal method, Petri nets, object-oriented programming, object-oriented methods, set theory, EMS, graphic notations, dynamic aspects, set operations, set intersection, formal notation, set union, set unions, set difference
82	Takeo Hamada	Role-based Access Control in Telecommunication Service Management - Dynamic Role Creation and Management in TINA Service Environment.	ACM Workshop on Role-Based Access Control	1998	DBLP DOI BibTeX RDF	role algebra, role class hierarchy, security space, strongly-roled system, telecommunication service management, role-based access control, TINA, role mapping
80	Jürgen Schlegelmilch, Ulrike Steffens	Role mining with ORCA.	SACMAT	2005	DBLP DOI BibTeX RDF	role definition, data mining, role-based access control, cluster analysis, role engineering, role mining, role hierarchy
62	Dana Zhang, Kotagiri Ramamohanarao, Tim Ebringer	Role engineering using graph optimisation.	SACMAT	2007	DBLP DOI BibTeX RDF	graph optimisation, role definition, role-based access control, role engineering, role hierarchy
62	Haio Roeckle, Gerhard Schimpf, Rupert Weidinger	Process-oriented approach for role-finding to implement role-based security administration in a large industrial organization.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF	enterprise process modeling, security data models, single point of administration and control, access control, authorizations, role based access control, business processes, heterogeneous systems, security models, security management, security administration
62	Vugranam C. Sreedhar	Data-centric security: role analysis and role typestates.	SACMAT	2006	DBLP DOI BibTeX RDF	role analysis, role escape analysis, role typestates, RBAC
61	SangYeob Na, SuhHyun Cheon	Role delegation in role-based access control.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF	active delegation, delegation protocol, delegation server, passive delegation, role delegation, role-based access control
61	Emil Lupu, Morris Sloman	Reconciling role based management and role based access control.	ACM Workshop on Role-Based Access Control	1997	DBLP DOI BibTeX RDF	role object model, RBAC, role engineering, distributed systems management
60	Matunda Nyanchama, Sylvia L. Osborn	The Role Graph Model and Conflict of Interest.	ACM Trans. Inf. Syst. Secur.	1999	DBLP DOI BibTeX RDF	role graphs, role-based security, conflict of interest
55	Pete Epstein, Ravi S. Sandhu	Towards a UML Based Approach to Role Engineering.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF	Lilac, UML, unified modeling language, RBAC, role based access control, role engineering
55	Raymond K. Wong 0001	RBAC support in object-oriented role databases.	ACM Workshop on Role-Based Access Control	1997	DBLP DOI BibTeX RDF	object-oriented role database, role-based access control, database security
52	Jason Crampton, George Loizou	Administrative scope: A foundation for role-based administrative models.	ACM Trans. Inf. Syst. Secur.	2003	DBLP DOI BibTeX RDF	administrative scope, encapsulated range, role hierarchy operation, role-based administration, Role-based access control
52	Axel Kern, Andreas Schaad, Jonathan D. Moffett	An administration concept for the enterprise role-based access control model.	SACMAT	2003	DBLP DOI BibTeX RDF	SAM Jupiter, administrative role-based access control (ARBAC), automated identity management, enterprise role-based access control (ERBAC), enterprise roles, security provisioning, role-based access control (RBAC), scopes, security administration
51	Alessandro Colantonio, Roberto Di Pietro, Alberto Ocello, Nino Vincenzo Verde	A formal framework to elicit roles with business meaning in RBAC systems.	SACMAT	2009	DBLP DOI BibTeX RDF	business meaning, role-based access control, role engineering, role mining, rbac
51	K. Chandra Sekharaiah, D. Janaki Ram	Object Schizophrenia Problem in Object Role System Design.	OOIS	2002	DBLP DOI BibTeX RDF	Object Schizophrenia (OS), Object Schizophrenia Problem (OSP), Role Modeling Problem (RMP), Subject Oriented Programming (SOP), Whole-Part Association (WPA), Role Paradigm Conformance Model (RPCM)
51	Serban I. Gavrila, John F. Barkley	Formal Specification for Role Based Access Control User/Role and Role/Role Relationship Management.	ACM Workshop on Role-Based Access Control	1998	DBLP DOI BibTeX RDF
49	Alessandro Colantonio, Roberto Di Pietro, Alberto Ocello	A cost-driven approach to role engineering.	SAC	2008	DBLP DOI BibTeX RDF	data mining, role-based access control, role engineering, role mining, cost optimization
48	Vijay Atluri	Panel on role engineering.	SACMAT	2008	DBLP DOI BibTeX RDF	RBAC, role engineering, role mining
48	Gry Seland	Empowering End Users in Design of Mobile Technology Using Role Play as a Method: Reflections on the Role-Play Conduction.	HCI (10)	2009	DBLP DOI BibTeX RDF	Role play, user involvement
47	Axel Kern, Martin Kuhlmann, Andreas Schaad, Jonathan D. Moffett	Observations on the role life-cycle in the context of enterprise security management.	SACMAT	2002	DBLP DOI BibTeX RDF	enterprise security management (ESM), enterprise user administration (EUA), role life-cycle, role management, security administration manager (SAM), process model, role engineering, distributed system management, security administration
46	Joon S. Park, Keith P. Costello, Teresa M. Neven, Josh A. Diosomito	A composite rbac approach for large, complex organizations.	SACMAT	2004	DBLP DOI BibTeX RDF	role structures, role-based access control, role mappings
46	James Joshi, Elisa Bertino, Usman Latif, Arif Ghafoor	A Generalized Temporal Role-Based Access Control Model.	IEEE Trans. Knowl. Data Eng.	2005	DBLP DOI BibTeX RDF	Access control, temporal constraints, separation of duty, role-based, role hierarchy
45	Noa Tuval, Ehud Gudes	Resolving Information Flow Conflicts in RBAC Systems. (PDF / PS)	DBSec	2006	DBLP DOI BibTeX RDF	role graph consistency, canonical groups, Role based access control
45	Kami Brooks	Migrating to Role-Based Access Control.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF	Tivoli Management Environment, enterprise systems management, role-based access control, migration, security management
45	Cheh Goh, Adrian Baldwin	Towards a More Complete Model of Role.	ACM Workshop on Role-Based Access Control	1998	DBLP DOI BibTeX RDF	constraint-based, access control, management, RBAC, role-based
45	E. B. Fernandez, J. C. Hawkins	Determining role rights from use cases.	ACM Workshop on Role-Based Access Control	1997	DBLP DOI BibTeX RDF	object-oriented authorization, role-based-access-control, use cases, object-oriented analysis, authorization models
45	Nicholas Yialelis, Emil Lupu, Morris Sloman	Role-based security for distributed object systems.	WETICE	1996	DBLP DOI BibTeX RDF	role based security, multi organisational enterprise, role framework, obligation policies, domain based authentication service, replicated servers, minimal state, access control, distributed processing, role based access control, security policies, authorisation, security architecture, distributed object systems, access rights, symmetric cryptography, security agents
44	Richard W. C. Lui, Sherman S. M. Chow, Lucas Chi Kwong Hui, Siu-Ming Yiu	Role Activation Management in Role Based Access Control.	ACISP	2005	DBLP DOI BibTeX RDF	Role Activation, Dynamic Separation of Duty, Role Based Access Control, Security Management
44	James B. D. Joshi, Elisa Bertino, Arif Ghafoor, Yue Zhang 0002	Formal foundations for hybrid hierarchies in GTRBAC.	ACM Trans. Inf. Syst. Secur.	2008	DBLP DOI BibTeX RDF	Derived relation, Role hierarchy
44	Mario Frank 0001, Joachim M. Buhmann, David A. Basin	On the definition of role mining.	SACMAT	2010	DBLP DOI BibTeX RDF	RBAC, role engineering, role mining
44	Richard W. C. Lui, Lucas Chi Kwong Hui, Siu-Ming Yiu	Secure Role Activation and Authorization in the Enterprise Environment.	EuroPKI	2005	DBLP DOI BibTeX RDF	Role Activation, Role Based Access Control, Proxy Signature, Digital Credential
42	Yan Zhu 0010, Gail-Joon Ahn, Hongxin Hu, Huaixi Wang	Cryptographic role-based security mechanisms based on role-key hierarchy.	AsiaCCS	2010	DBLP DOI BibTeX RDF	role-based cryptosystem, role-key hierarchy, access control, pairing-based cryptosystem
41	Ludwig Fuchs, Günther Pernul	HyDRo - Hybrid Development of Roles.	ICISS	2008	DBLP DOI BibTeX RDF	Role Development Methodology, Information security, Identity Management, Role Engineering, Role Mining
41	Ian M. Molloy, Ninghui Li, Tiancheng Li, Ziqing Mao, Qihua Wang, Jorge Lobo 0001	Evaluating role mining algorithms.	SACMAT	2009	DBLP DOI BibTeX RDF	evaluation, role engineering, role mining, rbac
41	Sejong Oh, Ravi S. Sandhu, Xinwen Zhang	An effective role administration model using organization structure.	ACM Trans. Inf. Syst. Secur.	2006	DBLP DOI BibTeX RDF	role administration, Access control, RBAC, role-based access control
40	Shaomin Zhang, Xiangjun Kong, Baoyi Wang	Study on Role-Spliting and Its Ontology-Based Evaluation Methods during Role Mapping of Inter-domain.	CSSE (3)	2008	DBLP DOI BibTeX RDF
40	Haio Roeckle	Role-finding/role-engineering (panel session).	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF	UML
40	Siqing Du, James B. D. Joshi	Supporting authorization query and inter-domain role mapping in presence of hybrid role hierarchy.	SACMAT	2006	DBLP DOI BibTeX RDF	multidomain, role based access control, hierarchy, secure interoperation, role mapping
39	Thomas Gebhardt, Thomas Hildmann 0001	Enabling technologies for role based online decision engines.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF
39	Sylvia L. Osborn, Yuxia Guo	Modeling users in role-based access control.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF
39	Elisa Bertino, Piero A. Bonatti, Elena Ferrari	TRBAC: a temporal role-based access control model.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF
39	Jinwei Hu, Yan Zhang 0003, Ruixuan Li 0001, Zhengding Lu	Role updating for assignments.	SACMAT	2010	DBLP DOI BibTeX RDF	role updating, model checking, role engineering, rbac
39	Mario Frank 0001, Andreas P. Streich, David A. Basin, Joachim M. Buhmann	A probabilistic approach to hybrid role mining.	CCS	2009	DBLP DOI BibTeX RDF	business meaning, hybrid role mining, machine learning, role mining, rbac
39	Kanliang Wang, Qin Shu	The Moderating Impact of Perceived Organizational Support on the Relationship between Technostress and Role Stress.	DEXA Workshops	2008	DBLP DOI BibTeX RDF	perceived organizational support, Technostress, role conflict, role overload
39	Ying Liu, Jean Bacon	A Practical Synthesis of Dynamic Role Settings in Telecare Services.	ICDS	2007	DBLP DOI BibTeX RDF	Role Provisioning, Dynamic Trust, Role Context, Dynamic Access, RBAC, e-Service, Telecare, Meta-synthesis
39	Jun-Cheol Jeon, Kee-Young Yoo	Cellular Automata Based Role-Delegation in RBAC.	ACRI	2006	DBLP DOI BibTeX RDF	Multiple-Attractor Cellular Automata, Role-Delegation, Role-based Access Control, Separation of Duty
39	James Joshi, Elisa Bertino, Arif Ghafoor	Hybrid Role Hierarchy for Generalized Temporal Role Based Access Control Model.	COMPSAC	2002	DBLP DOI BibTeX RDF	temporal hierarchy, access control, role based
38	Gail-Joon Ahn, Ravi S. Sandhu, Myong H. Kang, Joon S. Park	Injecting RBAC to secure a Web-based workflow system.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF
38	Jaideep Vaidya, Vijayalakshmi Atluri, Janice Warner	RoleMiner: mining roles using subset enumeration.	CCS	2006	DBLP DOI BibTeX RDF	RBAC, role engineering, role mining
38	Zude Li, Guoqiang Zhan, Xiaojun Ye	Role-Based Peer-to-Peer Model: Capture Global Pseudonymity for Privacy Protection.	WAIM	2006	DBLP DOI BibTeX RDF	Peer-to-Peer, Role, Privacy Protection, Pseudonymity
38	Ranjit Nair, Milind Tambe, Stacy Marsella	Role allocation and reallocation in multiagent teams: towards a practical analysis.	AAMAS	2003	DBLP DOI BibTeX RDF	analysis of teams, reallocation, role allocation
38	Elizabeth A. Kendall	Role Model Designs and Implementations with Aspect-oriented Programming.	OOPSLA	1999	DBLP DOI BibTeX RDF	aspect-oriented programming, role modelling
37	Dirk Riehle, Roger Brudermann, Thomas R. Gross, Kai-Uwe Mätzel	Pattern density and role modeling of an object transport service.	ACM Comput. Surv.	2000	DBLP DOI BibTeX RDF	object transport, pattern application, pattern composition, pattern desity, role model composition, framework, pattern, role, role model, object migration, inter-process communication
37	Reinhardt A. Botha, Jan H. P. Eloff	Designing Role Hierarchies for Access Control in Workflow Systems.	COMPSAC	2001	DBLP DOI BibTeX RDF
36	Axel Mönkeberg, René Rakete	Three for one: role-based access-control management in rapidly changing heterogeneous environments.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF
36	Ravi S. Sandhu, David F. Ferraiolo, D. Richard Kuhn	The NIST model for role-based access control: towards a unified standard.	ACM Workshop on Role-Based Access Control	2000	DBLP DOI BibTeX RDF
36	Jaideep Vaidya, Vijayalakshmi Atluri, Qi Guo	The role mining problem: finding a minimal descriptive set of roles.	SACMAT	2007	DBLP DOI BibTeX RDF	RBAC, role engineering, role mining
36	Elisa Bertino, Piero A. Bonatti, Elena Ferrari	TRBAC: A temporal role-based access control model.	ACM Trans. Inf. Syst. Secur.	2001	DBLP DOI BibTeX RDF	Role triggers, role-based access control, temporal constraints
36	Ruth C. King, Weidong Xia	Retaining IS talents in the new millennium: effects of socialization on IS professionals' role adjustment and organizational attachment.	SIGCPR	2001	DBLP DOI BibTeX RDF	and intention to quit, information systems human resources management, organizational socialization, role ambiguity, role conflict, job satisfaction, organizational commitment
35	Saeed Boorboor, Shawn Mathew, Mala Ananth 0001, David Talmage, Lorna W. Role, Arie E. Kaufman	NeuRegenerate: A Framework for Visualizing Neurodegeneration.	IEEE Trans. Vis. Comput. Graph.	2023	DBLP DOI BibTeX RDF
35	Parmida Ghahremani, Saeed Boorboor, Pooya Mirhosseini, Chetan Gudisagar, Mala Ananth 0001, David Talmage, Lorna W. Role, Arie E. Kaufman	NeuroConstruct: 3D Reconstruction and Visualization of Neurites in Optical Microscopy Brain Images.	IEEE Trans. Vis. Comput. Graph.	2022	DBLP DOI BibTeX RDF
35	Saeed Boorboor, Shawn Mathew, Mala Ananth 0001, David Talmage, Lorna W. Role, Arie E. Kaufman	NeuRegenerate: A Framework for Visualizing Neurodegeneration.	CoRR	2022	DBLP BibTeX RDF
35	Stephane Role, Demetris Marnerides, Kurt Debattista, Stefano Cavazzi, Mehrdad Dianati	Recognising place under distinct weather variability, a comparison between end-to-end and metric learning approaches.	IV	2022	DBLP DOI BibTeX RDF
35	Mira Ait Saada, François Role, Mohamed Nadif	Classification non supervisée de documents à partir des modèles Transformeurs.	EGC	2022	DBLP BibTeX RDF
35	Mohamed Nadif, François Role	Unsupervised and self-supervised deep learning approaches for biomedical text mining.	Briefings Bioinform.	2021	DBLP DOI BibTeX RDF
35	Mira Ait Saada, François Role, Mohamed Nadif	How to Leverage a Multi-layered Transformer Language Model for Text Clustering: an Ensemble Approach.	CIKM	2021	DBLP DOI BibTeX RDF
35	Mira Ait Saada, François Role, Mohamed Nadif	Unsupervised Methods for the Study of Transformer Embeddings.	IDA	2021	DBLP DOI BibTeX RDF
35	Saeed Boorboor, Shreeraj Jadhav, Mala Ananth 0001, David Talmage, Lorna Role, Arie E. Kaufman	Visualization of Neuronal Structures in Wide-Field Microscopy Brain Images.	IEEE Trans. Vis. Comput. Graph.	2019	DBLP DOI BibTeX RDF
35	François Role, Stanislas Morbieu, Mohamed Nadif	Unsupervised Evaluation of Text Co-clustering Algorithms Using Neural Word Embeddings.	CIKM	2018	DBLP DOI BibTeX RDF
35	Melissa Ailem, François Role, Mohamed Nadif	Sparse Poisson Latent Block Model for Document Clustering (Extended Abstract).	ICDE	2018	DBLP DOI BibTeX RDF
35	Melissa Ailem, François Role, Mohamed Nadif	Model-based co-clustering for the effective handling of sparse data.	Pattern Recognit.	2017	DBLP DOI BibTeX RDF
35	Melissa Ailem, François Role, Mohamed Nadif	Sparse Poisson Latent Block Model for Document Clustering.	IEEE Trans. Knowl. Data Eng.	2017	DBLP DOI BibTeX RDF
35	Melissa Ailem, François Role, Mohamed Nadif	Graph modularity maximization as an effective method for co-clustering text data.	Knowl. Based Syst.	2016	DBLP DOI BibTeX RDF
35	Melissa Ailem, François Role, Mohamed Nadif, Florence Demenais	Unsupervised text mining for assessing and augmenting GWAS results.	J. Biomed. Informatics	2016	DBLP DOI BibTeX RDF
35	Melissa Ailem, François Role, Mohamed Nadif	Co-clustering Document-term Matrices by Direct Maximization of Graph Modularity.	CIKM	2015	DBLP DOI BibTeX RDF
35	Aghiles Salah, Nicoleta Rogovschi, François Role, Mohamed Nadif	Pour une meilleure exploitation de la classification croisée dans les systèmes de filtrage collaboratif.	EGC	2015	DBLP BibTeX RDF
35	François Role, Mohamed Nadif	Beyond cluster labeling: Semantic interpretation of clusters' contents using a graph representation.	Knowl. Based Syst.	2014	DBLP DOI BibTeX RDF
35	François Role, Mohamed Nadif	PPMI : étude formelle d'une variante à valeurs positives de la PMI.	EGC	2011	DBLP BibTeX RDF
35	François Role, Mohamed Nadif	Handling the Impact of Low Frequency Events on Co-occurrence based Measures of Word Similarity - A Case Study of Pointwise Mutual Information.	KDIR	2011	DBLP BibTeX RDF
35	Heejong Sung, Fei Ji, Deborah L. Levy, Steven Matthysse, Nancy Role Mendell	The power of linkage analysis of a disease-related endophenotype using asymmetrically ascertained sib pairs.	Comput. Stat. Data Anal.	2009	DBLP DOI BibTeX RDF
35	François Role, Milagros Fernández Gavilanes, Éric Villemonte de la Clergerie	Large-Scale Knowledge Acquisition from Botanical Texts.	NLDB	2007	DBLP DOI BibTeX RDF
35	François Role, Guillaume Rousse	Construction incrémentale d'une ontologie par analyse du texte et de la structure des documents.	Document Numérique	2006	DBLP BibTeX RDF
35	Emiliana R. Simon-Thomas, Kemi O. Role, Robert T. Knight	Behavioral and Electrophysiological Evidence of a Right Hemisphere Bias for the Influence of Negative Emotion on Higher Cognition.	J. Cogn. Neurosci.	2005	DBLP DOI BibTeX RDF
35	Eric Lecolinet, Laurent Robert, François Role	Text-image Coupling for Editing Literary Sources.	Comput. Humanit.	2002	DBLP DOI BibTeX RDF
35	François Role, Stéphane Chaudiron, Madjid Ihadjadene	Dealing with large documents in the Digital Library : a case study of ETD documents.	ELPUB	2001	DBLP BibTeX RDF
35	Eric Lecolinet, Laurence Likforman-Sulem, Laurent Robert, François Role, Jean-Louis Lebrave	An Integrated Reading and Editing Environment for Scholarly Research on Literary Works and Their Handwritten Sources.	ACM DL	1998	DBLP DOI BibTeX RDF	SGML
34	Dong-Gue Park, You-Ri Lee	A Flexible Role-Based Delegation Model Using Characteristics of Permissions.	DEXA	2005	DBLP DOI BibTeX RDF
34	Joon-Sang Lee, Doo-Hwan Bae, Ikju Han	Towards Coping with Role-Binding Anomaly.	Reflection	2001	DBLP DOI BibTeX RDF
34	G. Naresh, B. D. Chaudhary	A Model for Temporal relations between Object Roles.	SEFM	2006	DBLP DOI BibTeX RDF	role-oriented modelling, temporal role relation graph, framework, role
34	Tim Klaus, Cynthia LeRouge, J. Ellis Blanton	An examination of the relationships between select nature of work characteristics and organizational commitment of IT professionals.	CPR	2003	DBLP DOI BibTeX RDF	IT retention, group cohesion, job characteristics model, nature of work, role ambiguity, role conflict, role stress, commitment, turnover
34	Frank Leymann, Wolfgang Reisig, Satish R. Thatte, Wil M. P. van der Aalst	06291 Abstracts Collection -- The Role of Business Processes in Service-Oriented Architectures.	The Role of Business Processes in Service Oriented Architectures	2006	DBLP BibTeX RDF
34	John F. Barkley, Konstantin Beznosov, Jinny Uppal	Supporting Relationships in Access Control Using Role Based Access Control.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF
34	Luigi Giuri	Role-Based Access Control on the Web Using Java.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF	Java
34	Thomas Hildmann 0001, Jörg Barholdt	Managing Trust Between Collaborating Companies Using Outsourced Role Based Acces Control.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF
34	Jonathan D. Moffett, Emil Lupu	The Uses of Role Hierarchies in Access Control.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF
34	Konstantin Beznosov, Yi Deng 0001	A Framework for Implementing Role-Based Access Control Using CORBA Security Service.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF
34	Gail-Joon Ahn, Ravi S. Sandhu	The RSL99 Language for Role-Based Separation of Duty Constraints.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF
34	John Linn, Magnus Nyström	Attribute Certification: An Enabling Technology for Delegation and Role-Based Controls in Distributed Environments.	ACM Workshop on Role-Based Access Control	1999	DBLP DOI BibTeX RDF
34	Ravi S. Sandhu, Joon S. Park	Decentralized User-role Assignment for Web-based Intranets.	ACM Workshop on Role-Based Access Control	1998	DBLP DOI BibTeX RDF	World Wide Web (WWW)
34	D. Richard Kuhn	Role Based Access Control on MLS Systems without Kernel Changes.	ACM Workshop on Role-Based Access Control	1998	DBLP DOI BibTeX RDF