Intrusion Detection System Enrichment via Lifecycle Context
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Solution Overview
Problem
Current intrusion detection systems lack contextual knowledge of the lifecycle operations and dependencies within a secured environment, leading to high false positive and false negative alerts due to the absence of lifecycle context information.
Innovation Solution
Incorporating lifecycle-based context information into intrusion detection systems by accessing and analyzing lifecycle operations data from a lifecycle operations manager, which provides contextual information about component relationships, operations, and meta-data to refine threat detection and mitigate potential malicious actions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If intrusion detection systems monitor all actions in a secured environment, then threat detection coverage is improved, but false positive alerts increase due to lack of lifecycle context
Solution Approach 1:
The patent introduces a lifecycle context service as an intermediary between the intrusion detection system and the secured environment. This service provides contextual information about lifecycle operations (installation, updates, configuration changes) to the IDS, enabling it to distinguish between legitimate system operations and actual threats. The mediator resolves the contradiction by adding contextual layer that improves alert precision without reducing monitoring coverage.
Solution Approach 2:
The system performs preliminary actions by registering lifecycle operations and their contexts before monitoring begins. The lifecycle context service pre-establishes knowledge about upcoming legitimate operations (such as scheduled updates or planned configuration changes), allowing the IDS to anticipate and correctly interpret these actions when they occur, thereby reducing false positives while maintaining comprehensive monitoring.
2Reliability
If intrusion detection systems analyze comprehensive log files, then detection capability is improved, but system complexity and resource requirements increase
Solution Approach 1:
The patent extracts lifecycle context information from the complex ecosystem of system operations and isolates it into a dedicated lifecycle context service. This extracted context is then presented to the IDS in a standardized, manageable format. By separating the context provision function from the detection function, the system reduces overall complexity while maintaining comprehensive detection capability.
Solution Approach 2:
The lifecycle context service performs multiple functions: it tracks lifecycle operations, stores contextual information, and provides this data to the IDS. This multi-functional component reduces system complexity by consolidating what would otherwise require separate mechanisms for each function, thereby improving detection capability without proportionally increasing system complexity.
3Device complexity
If intrusion detection systems use static detection rules, then system simplicity is maintained, but false negative alerts increase due to lack of contextual understanding
Solution Approach 1:
The patent introduces dynamic contextual information from lifecycle operations into the detection process. While the core IDS rules remain relatively static for simplicity, they are enhanced with dynamic context about current system state and upcoming operations. This allows the system to maintain simplicity in rule structure while achieving context-aware detection that reduces false negatives.
Solution Approach 2:
The lifecycle context service provides continuous feedback to the IDS about ongoing system operations. This feedback loop allows the detection system to adjust its interpretation of events based on current contextual information without requiring complex adaptive rules. The feedback mechanism maintains system simplicity while significantly improving detection accuracy by preventing false negatives.
Data Source
AI summary
Techniques are described for automatically incorporating lifecycle context information for a secured environment into an intrusion detection system monitoring the secured environment's operations. In one example, an indication of a potentially malicious action occurring in a secured environment monitored by an intrusion detection system is identified. A lifecycle-based context associated with a lifecycle operations manager (LOM) is accessed, where the LOM is responsible for managing lifecycle operations associated with components in the secured environment, and where the context stores information associated with lifecycle operations executed by the LOM. A determination is made as to whether the potentially malicious action associated with the indication is associated with information associated with an executed lifecycle operation stored in the context. In response to determining that a malicious action is associated with a lifecycle operation, a mitigation action associated with the potentially malicious action can be modified.