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Administrative Scope: A Foundation for Role-Based Administrative
JASON CRAMPTON and GEORGE LOIZOU. Birkbeck ... role hierarchy administration (RHA) employing administrative scope as the central concept. We.
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Administrative Scope and Role Hierarchy Operations∗ - Information
Mar 8, 2002 ... Jason Crampton and George Loizou ... ing of administration in role-based access control. ... We introduce the concept of administrative scope.
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Understanding and developing role-based administrative models
Jason Crampton. Information Security Group, Royal Holloway, University of London. 12th ACM .... Role-based administrative models/Preserving administrative scope. CCS 2005 .... domains as the basic unit of administration. Information ...
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Administrative Scope and Role Hierarchy Operations - ACM Digital
Jason Crampton and George Loizou. School of Computer Science and Information Systems. Birkbeck ... the understanding and modeling of administration in role- based access ... role-based access control, administrative scope, encapsu-.
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Delegation in role-based access control | SpringerLink
Jason Crampton. Email author. Information Security Group, Royal Holloway University of London ... Existing work on delegation in the context of role-based access control models has ... In particular, we show that the use of administrative scope for authorizing ... The ARBAC97 model for role-based administration of roles.
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Delegation in Role-Based Access Control - Springer
Delegation for role-based access control models have extensively studied grant delegations. ... In particular, we show that the use of administrative scope for authorising .... Jason Crampton (19); Hemanth Khambhammettu (19). Author Affiliations. 19. Information Security Group, Royal Holloway, University of London,  ...
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A Perspective on Graphs and Access Control Models
Information security is a broad field and offers multiple avenues for applica- tion of graph .... Modern access control systems are typically role-based be- .... The need for dynamic role hierarchies as part of the administration of role- based ... Koch et al [13] discuss administrative scope in their graph-based ... Jason Crampton.
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Towards Administration of a Hybrid Role Hierarchy - School of
Dept. of Information Science and Telecommunications, University of Pittsburgh, Pittsburgh, PA ... Role-Based Access Control (RBAC) models have emerged.
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Using Authority Certificates to Create Management Structures *
ical roles for a management structure, namely User, Security Administrator,. Manager ... set of objects as the administrative scope of a security administrator. The se- ... In the information security literature, delegation normally describes the act of ..... We would like to thank Jason Crampton for suggesting a number of improve-.
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Relationship-Based Access Control for OpenMRS
Mar 20, 2015 ... Jason Crampton ... authorization graph, authorization principal, administrative model. 1. ... stantiation of Role-Based Access Control (RBAC). ..... such a way that system administrators who do not use the .... A getter method retrieves patient information (e.g., .... an explicitly specified scope of applicability.
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The Secondary and Approximate Authorization Model - CiteSeerX
[email protected]. Wing Leung .... responses are based directly on information contained in the access control .... cally include identifiers for the user and groups or roles to which the user ..... nication technologies, or the administrative constraints. ... and reduced administration of authorization policy. In this.
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Administration Rights in the SDSD-System - CiteSeerX
How to revoke allowances to act as administrator or to grant such ... options as in Oracle [Ora02a, Ora02b] or role-based administration of roles ..... This information consists of (1) a list of the formal participants, (2) a list of ..... not within the scope of the recursive revocation strategy, which is limited to the ... Jason Crampton.
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Jason Crampton, City Planner - Long Range Planning ... Plan Administration . ..... Heavily based on citizen input, many General Plan goals and objectives were derived from .... information is provided for understanding Chandler's planning approach in response to ... Plan Amendments and other administrative procedures.
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A Layered Design of Discretionary Access Controls with - Ethos
Role-Based Access Controls (RBAC) [SCFY96, FK92] have role-based .... information flow and read access. But pure lattice mod- ... beyond the scope of this paper and irrelevant to the properties derived here. .... a group administrator, and every group has its own struc- ture (as well as ..... Jason Crampton. Authorizations ...
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nistir 7427 - NIST Computer Security Resource Center - National
Shibboleth project might play a central role. A later panel ... A panel from the mortgage industry describing PKI-based ... applications from the Treasury Department, Food and Drug Administration, and the Drug ... Jason Crampton ... Technical identity systems must only reveal information .... scope than any US federation.
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Security Analysis of Cryptographically Controlled Access to XML
documents and a logical model based on the concept of “pro- ... semantics: access to the information contained in a node is ... tology in database research may have been of modest scope, .... < admin >. < phys >. < hosp >. Figure 1: A tree protection (left) and an equivalent normalized one (right). ...... [7] Jason Crampton.
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Title of the Paper
Herbert Leitold, Secure Information Technology Center, Austria,[email protected] ... mandates, its forms and scope significantly differ between states. .... to Levels of Assurance (LoA) defined as trust ratings for US administration. ..... [5] Khambhammettu, Hemanth; Crampton, Jason: Delegation in Role-Based Access.
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Climate Change Adaptation by Federal Agencies - Federation Of
Feb 23, 2015 ... The Administration aimed efforts at reducing agencies' own risks, taking ... role, costs, benefits, and timing of adaptation in the context of ... most pertain to programs outside the narrow scope of this report: ... agencies, the report provides contact information for CRS analysts at the end of each agency.
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Back matter - University of Amsterdam
Feb 2, 2016 ... MT-RBAC Multi-tenant Role-based Access Control. MTBDD .... In: ACM Transactions on Information and System Security (TISSEC) .... laborative administration of intra-tenant cloud IaaS”. ... [69] Jason Crampton and Hemanth Khambhammettu. ..... 2.1 Administrative commands for MT-ABAC system .
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Commitment Issues in Delegation Process - Conferences in
Quan Pham, Jason Reid, Adrian McCullagh and Ed Dawson. Information Security ... In federated information processing environments which ... basic form of delegation in which a security administrator .... This role-based delegation model is based on RBAC96, ... administrative scope (Crampton and Khambhammettu.
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