Mass Control Plane Operation Detection for Early Anomaly Mitigation

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Solution Overview

Problem

Intrusion detection services for modern cloud databases like Azure® Cosmos DB™ face challenges in detecting suspicious behavior in control plane operations, as these operations resemble normal usage, making post-factum detection inefficient and irreversible.

Innovation Solution

Anomaly detection techniques are applied to analyze logs of control plane operations to identify spikes in access enablement operations, using statistical or machine learning models to detect anomalous behavior before it occurs, and initiate mitigation actions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If anomaly detection techniques are applied to analyze control plane operations, then detection precision is improved, but device complexity increases

Engineering Contradiction:
Improvedetection precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The anomaly detection system segments control plane operations into distinct categories (access enablement operations, data plane operations, etc.) and analyzes them separately using specialized detection models. This segmentation allows the system to apply targeted detection rules to specific operation types, improving detection precision while managing complexity through modular analysis approaches.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary analysis of control plane operations by establishing baseline patterns of normal behavior before detecting anomalies. Detection models are trained on historical data to recognize typical access enablement patterns, allowing the system to identify deviations from normal behavior more accurately while reducing the complexity of real-time analysis.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If post-factum detection of suspicious behavior is performed, then reliability of detection is improved, but loss of time increases

Engineering Contradiction:
ImprovereliabilityVSAvoidloss of time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary detection of anomalous control plane operations before they can lead to data breaches or resource exhaustion. By analyzing access enablement operations in real-time and detecting suspicious patterns early in the attack lifecycle, the system prevents malicious activities rather than detecting them after damage occurs, thereby maintaining both reliability and reducing time loss.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The detection system prioritizes and accelerates analysis of high-risk control plane operations, particularly access enablement operations that could lead to data plane compromises. By rapidly identifying and responding to suspicious patterns in the control plane, the system skips through potential attack vectors before they can execute malicious data plane operations, reducing the time window for damage.

Inventive Principle:
Principle #21Skipping (Rushing through)

Data Source

PatentUS12388852B2Detecting mass control plane operations
Publication Date: 2025.08.12 MICROSOFT TECHNOLOGY LICENSING LLC
  • US12388852B2 patent drawing
  • US12388852B2 patent drawing
  • US12388852B2 patent drawing

AI summary

Methods, systems, apparatuses, and computer-readable storage mediums described herein are configured to detect mass control plane operations, which may be indicative of anomalous (or malicious) behavior. For example, one or more logs that specify a plurality of access enablement operations performed with respect to an entity is received. The log(s) are analyzed to identify a number of access enablement operations that occurred in a particular time period. A determination is made as to whether the identified number of access enablement operations meets a threshold condition (e.g., to determine whether an unusually high number of such operations occurred in a given time period). Based on the threshold condition being met, a determination is made that anomalous behavior has occurred with respect to the entity. Responsive to determining that the potentially behavior has occurred, a mitigation action may be performed that mitigates the behavior.