Hardware Security Server Selection with Capability Scoring

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Solution Overview

Problem

The challenge of selecting an appropriate hardware security server for a client is complicated due to the varying capabilities of hardware security servers provided by different vendors, with factors such as location, operational data range, and availability influencing the selection.

Innovation Solution

A method that involves sending operation status requests or capability queries to candidate hardware security servers, generating compliance scores based on server requirements and received data, and ranking these servers to provide a recommendation to the client, ensuring the selected server meets the necessary criteria.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple hardware security servers from different vendors are deployed to provide diverse capabilities, then the system can better meet varied client requirements, but the complexity of selecting the appropriate server for a given client increases

Engineering Contradiction:
Improvecapability diversityVSAvoidselection complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a network traffic manager as an intermediary component that sits between clients and multiple hardware security servers. This manager receives client requests, evaluates the capabilities of available servers, and automatically selects the most appropriate server based on client requirements. The intermediary handles the complexity of server selection internally, presenting a simplified interface to clients while managing the diverse server fleet in the background.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements feedback mechanisms where the network traffic manager continuously monitors server status, capability information, and performance metrics. Based on this feedback, the manager dynamically adjusts server selections to optimize matching between client requirements and server capabilities. The feedback loop enables adaptive decision-making that resolves selection complexity while maintaining capability diversity.

Inventive Principle:
Principle #23Feedback

2Reliability

If hardware security servers are distributed across different locations to improve availability, then client access can be optimized for local servers, but the challenge of selecting the most appropriate server increases when considering both location and capabilities

Engineering Contradiction:
ImproveavailabilityVSAvoidselection difficulty
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the server selection process into distinct evaluation dimensions: location-based selection and capability-based selection. The network traffic manager first identifies servers in appropriate geographic locations based on client position, then evaluates the capabilities of those specific servers. This segmentation breaks down the complex multi-factor selection problem into manageable stages, reducing overall selection difficulty while maintaining both availability optimization and capability matching.

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If comprehensive capability queries are sent to all candidate servers to ensure optimal selection, then the most suitable server can be identified, but the time and resources required for the selection process increase

Engineering Contradiction:
Improveselection accuracyVSAvoidselection time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The network traffic manager implements partial action by sending capability queries only to servers that pass initial filtering criteria (such as location and basic availability status). Rather than querying all candidate servers comprehensively, the system performs targeted queries on a subset of promising candidates. This approach maintains sufficient selection accuracy while significantly reducing the time and resources required compared to exhaustive querying of all servers.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS12348568B1Methods for optimizing selection of a hardware security server and devices thereof
Publication Date: 2025.07.01 F5 NETWORKS INC
  • US12348568B1 patent drawing
  • US12348568B1 patent drawing
  • US12348568B1 patent drawing

AI summary

Methods, non-transitory computer readable media, network traffic manager apparatuses, and systems that assist with optimizing selection from hardware security servers includes receiving data from candidate hardware security servers after sending an operation status request or a capability query to the candidate hardware security servers. The hardware security requirements can comprise of one or more server operation rules. Then, generating compliance scores for the candidate hardware security servers based on hardware security server requirements, built-in hardware security server requirements, and received data from the candidate hardware security servers. The method can then include generating a rank for the candidate hardware security servers based on the compliance scores of the candidate hardware security servers and providing the hardware security server recommendation for one of the candidate hardware security servers to the client based on the generated rank of the candidate hardware security servers with compliance scores above a predetermined threshold.