Context-Aware Access Control for IT Resources
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Solution Overview
Problem
Current IT systems face challenges due to operator error, especially in complex environments, where operators lack in-depth knowledge of specific systems, leading to increased costs and compliance issues with regulatory frameworks, and existing access control methods do not adequately manage access rights to specific commands within IT resources.
Innovation Solution
A method and system that control access to IT resources by determining the authority level of a requesting entity based on the criticality of the resource and the command, granting access only if the entity's authority level matches or exceeds the required level, and denying access otherwise, with an operational firewall managing this process through a procedure manager, context manager, and controller component.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If operators are trained and certified for each specific IT system, then reliability and compliance are improved, but cost and time requirements increase
Solution Approach 1:
The system dynamically adjusts access rights based on the operator's current session context, including which systems they are working with and what procedures they are executing. This replaces static, system-specific training requirements with dynamic, context-based authorization that adapts to each operator's specific needs in real-time.
Solution Approach 2:
A single operator account serves multiple functions across different IT systems without requiring separate training for each system. The universal access control mechanism evaluates operator authority levels and contextual factors to grant appropriate access rights dynamically, eliminating the need for system-specific training certification.
2Reliability
If access control is implemented at the command level, then security is improved, but system complexity increases
Solution Approach 1:
The system introduces a contextual access control mechanism that acts as an intermediary between operators and IT resources. This mediator evaluates operator authority levels, procedural context, and system state before allowing commands to execute, providing fine-grained security without requiring complex changes to the underlying IT systems themselves.
Solution Approach 2:
Access control is segmented into multiple evaluation dimensions: operator authority level assessment, procedural context analysis, and resource criticality evaluation. Each dimension operates independently but collectively provides comprehensive security control, making the overall system more manageable through modular evaluation steps.
3Productivity
If operators manage multiple IT systems, then productivity is improved, but operator error probability increases
Solution Approach 1:
The system continuously monitors operator actions and provides contextual feedback about appropriate procedures and required authority levels. This feedback mechanism helps operators understand when their actions are appropriate and when they need to adjust their approach, reducing errors while maintaining efficiency across multiple systems.
Solution Approach 2:
Access rights dynamically adapt to the operator's current activity context, providing appropriate permissions for each specific task while maintaining oversight. This dynamic adjustment allows operators to work efficiently across multiple systems while the system maintains appropriate control and reduces error probability through context-aware authorization.
Data Source
AI summary
A method, system, and firewall for controlling access to resources within an information technology (IT) system. Commands received from a requesting entity request access to a resource associated with each command. An assigned authority level of the requesting entity is identified. At least one required authority level of the requesting entity is determined for each command as a function of each command and a resource criticality classification of the resource associated with each command. The requesting entity is granted or denied the requested access to the resource associated with each command if a determination has been made that each condition of at least one specified condition has or has not been satisfied, respectively. The at least one specified condition is specific to each command and includes a condition of the assigned authority level matching or exceeding an authority level of the at least one required authority level of each command.