Role-Based Access Control in Component-Based Software Systems
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Solution Overview
Problem
Existing software systems struggle to implement effective role-based access control in collaborative environments, particularly in component-based systems where roles are dynamic and change during runtime, and existing solutions do not adequately address the complexity of access control in such contexts.
Innovation Solution
A method and system that componentize software systems, partition components based on roles, specify inter-component dependencies, and modify access privileges dynamically based on contextual information from the collaborative process, using a centralized model to manage and update component access profiles for each role.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If role-based access control is implemented in component-based software systems, then access security and management efficiency are improved, but system complexity increases due to dynamic role changes and component partitioning requirements
Solution Approach 1:
The software system is divided into multiple independent components that can be selectively loaded based on user roles. Each component represents a functional module that can be accessed or rejected based on the user's role permissions, enabling fine-grained access control without requiring complete system analysis.
Solution Approach 2:
The access control mechanism dynamically adjusts which components are loaded and made available based on the user's role assigned at runtime. Roles can change during execution, and the system responds by loading or unloading appropriate components, providing adaptive access control that responds to runtime conditions.
2Manufacturing precision
If separate software versions are created for each role, then access control precision is improved, but development cost and maintenance burden increase
Solution Approach 1:
A single universal software system serves multiple roles by dynamically loading different component sets based on user role. Instead of maintaining separate versions for each role, the system uses one unified codebase with role-based component selection, reducing development and maintenance costs while preserving role-specific functionality.
Solution Approach 2:
Different portions of the system (components) are made available to different users based on their roles. Each user receives the specific subset of components needed for their function, allowing role-specific functionality without requiring separate complete system versions.
3Device complexity
If all components are loaded for every user, then system simplicity is maintained, but resource consumption and security risks increase
Solution Approach 1:
Instead of loading all components for every user, the system loads only the necessary components required for each user's role. This partial loading approach reduces resource consumption and security surface area while maintaining system functionality for authorized users.
Solution Approach 2:
The system extracts and separates components based on role requirements, making only the essential components available to each user. Unnecessary components are excluded from the user's accessible space, reducing resource consumption and potential security vulnerabilities.
Data Source
AI summary
A method, system and computer program product is disclosed for supporting role-based access control in a collaborative environment, wherein pluralities of users work together in a collaborative process using a software system. The method comprises componentizing the software system into a multitude of software components, and limiting access to specific software components to certain users based on roles assigned to the users as defined by a run-time state of the collaborative process. The set of components that a user can access is dynamic, that set can change based on the “context” or the step where the user is in a collaborative workflow/process. Thus, in comparison with traditional access control mechanisms, an embodiment of the invention combines three different elements: a) the set of components that comprise the application is partitioned in such a way as to make componentized role-based access control feasible, b) a method for specifying inter-component dependencies to enable role-based groups, and c) enabling the modification of the access privileges based on contextual information from a collaborative process.