Least Privileged API Access Token Management

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Solution Overview

Problem

Current data center monitoring and management systems lack efficient mechanisms for managing API access permissions, leading to potential abuse and security risks.

Innovation Solution

A method and system for performing data center monitoring and management operations by generating a request for a client identifier or access token, obtaining an access policy, determining the least privileged API access permission, and using the client identifier or access token to access the target API only when the least privileged permission allows it.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional API access permission mechanisms are used, then ease of operation is improved, but security is worsened due to potential abuse and lack of least privileged access control

Engineering Contradiction:
ImprovesecurityVSAvoidaccess permission management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The access permission is segmented into fine-grained scopes that can be individually assigned to access tokens. Each scope represents a specific level of access permission, allowing the system to grant only the minimum necessary permissions for each API call rather than using broad, monolithic permission sets. This segmentation enables precise control over what each token can access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The access permission system is made dynamic through automatic scope determination based on the specific API endpoint and parameters being accessed. The system dynamically adjusts the permissions granted in each access token according to the actual requirements of the requested operation, rather than using static, pre-defined permission levels. This allows the system to adapt permissions in real-time to match the actual access needs.

Inventive Principle:
Principle #15Dynamics

2Reliability

If least privileged access control is implemented, then security is improved, but device complexity increases due to dynamic scope determination and token management

Engineering Contradiction:
ImprovesecurityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs self-service by automatically determining the appropriate scopes for access tokens based on the API endpoint and parameters being accessed. The scope determination logic is embedded within the API gateway or service, allowing it to autonomously evaluate access requests and generate tokens with precisely the right permissions without requiring manual intervention or complex external configuration. This self-service approach reduces operational complexity while maintaining security.

Inventive Principle:
Principle #25Self-service

3Productivity

If manual access token management is used, then ease of operation is maintained, but productivity decreases due to inefficient permission allocation and increased risk of abuse

Engineering Contradiction:
ImproveAPI access management efficiencyVSAvoidsecurity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary action by pre-defining a set of standard scopes that represent common access permissions. These scopes are established in advance and can be automatically combined and assigned to access tokens based on the specific API access requirements. This preliminary preparation of scope definitions enables rapid, automated token generation with appropriate permissions, eliminating the need for manual permission allocation while maintaining security through standardized, pre-audited scope definitions.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12225019B2System for enforcing least privileged API access with dynamically scoped identification and access tokens
Publication Date: 2025.02.11 DELL PROD LP
  • US12225019B2 patent drawing
  • US12225019B2 patent drawing
  • US12225019B2 patent drawing

AI summary

A system, method, and computer-readable medium for performing a data center monitoring and management operation. The data center monitoring and management operation includes: generating a request for a client identifier or an access token for access to a target application programming interface (API); obtaining an access policy associated with the target API; determining a least privileged API access permission based upon the access policy associated with the target API; and, using the client identifier or access token to access the target API when the least privileged API access permission allows access to the target API.