Proxy Service Authorization Caching for Low-Latency Verification

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Solution Overview

Problem

Managing access control and data usage limits in dynamically distributed proxy service environments is challenging due to the complexity of authentication, authorization, and resource-intensive data governance, leading to performance lags.

Innovation Solution

Implementing systems and methods within proxy servers to store and manage authorization information and traffic limits locally, enabling verification and authorization without external databases, and monitoring traffic usage to ensure compliance with predefined limits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If authorization information and traffic limits are verified against external databases, then data accuracy and centralized control are improved, but network latency and system complexity increase

Engineering Contradiction:
Improvedata accuracyVSAvoidnetwork latency
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by caching authorization information and traffic limits locally in the distributed database before they are needed for verification. This allows the proxy servers to quickly retrieve and verify credentials without real-time external database queries, reducing network latency while maintaining data accuracy through periodic synchronization.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements local quality by distributing authorization data to local databases at each proxy server node. This enables local verification of credentials and traffic limits without constant external database access, reducing network dependency and latency while maintaining centralized control through selective data distribution.

Inventive Principle:
Principle #3Local quality

2Reliability

If centralized access control is implemented, then security management is improved, but system complexity and resource consumption increase

Engineering Contradiction:
Improvesecurity managementVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments the centralized access control function by distributing authorization data to multiple local databases across the proxy server network. Each node independently verifies credentials locally, eliminating the need for complex centralized verification logic while maintaining security management through distributed data consistency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses copying by replicating authorization information from the central source to local databases at each proxy server. This allows simple local verification operations instead of complex centralized processing, reducing system complexity while maintaining security through replicated data.

Inventive Principle:
Principle #26Copying

3Measurement precision

If real-time verification is performed, then authorization accuracy is improved, but processing speed and response time decrease

Engineering Contradiction:
Improveauthorization accuracyVSAvoidprocessing speed
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary actions by pre-loading and caching authorization data in local databases before verification is needed. This allows rapid local verification operations that maintain authorization accuracy while significantly improving processing speed by eliminating real-time external database queries.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses copying to replicate authorization data to local databases, enabling fast local verification operations. This maintains authorization accuracy through data replication while improving processing speed by avoiding repeated external database access.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12445442B2Access control policy for proxy services
Publication Date: 2025.10.14 OXYLABS UAB
  • US12445442B2 patent drawing
  • US12445442B2 patent drawing
  • US12445442B2 patent drawing

AI summary

Systems and methods to manage and efficiently perform authorization of multiple proxy clients are disclosed. Furthermore, systems and methods to measure and check whether the web traffic of one or more client devices has reached a permissible limit of web traffic assigned by the proxy service provider. Specifically, a proxy is configured to gather and save authorization information of one or more clients within its memory. Therefore, the proxy server can verify and authorize one or more clients by utilizing the data from its memory. Furthermore, the proxy is configured to measure and report the utilized web traffic of one or more client devices to a messaging platform. In another aspect, systems and methods to check whether one or more client devices have reached a permissible amount of web traffic limit are disclosed.