Quorum Service for Secure Resource Transfer

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Solution Overview

Problem

Existing online service systems face challenges in securely transferring computer-implemented resources from a compromised account to a new account, particularly due to the risk of malicious entities and the need for efficient administrative processes.

Innovation Solution

The implementation of a quorum service that operates independently of the identity and access management (IAM) service, allowing for the transfer of computer-implemented resources through a quorum group consisting of multiple entities, which approves the transfer via a separate interface, ensuring security and efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the quorum service is integrated with the IAM service to manage resource transfers, then the system structure is simpler and easier to operate, but the security risk increases because a compromised account could potentially exploit the integrated service to prevent or manipulate resource transfers

Engineering Contradiction:
Improveservice integrationVSAvoidtransfer security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system segments the quorum service from the IAM service into separate functional components. The quorum service handles resource transfer approvals independently, while the IAM service manages identity and access control. This segmentation ensures that a compromise in one service does not directly compromise the other, thereby maintaining transfer security while preserving operational simplicity through defined service boundaries and interfaces.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the quorum service operates independently from the IAM service, then the security of resource transfer is improved by isolating it from compromised accounts, but the system complexity increases due to separate service management

Engineering Contradiction:
Improvetransfer securityVSAvoidservice architecture
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The quorum service acts as an intermediary between the IAM service and resource transfer operations. It receives transfer requests from the IAM service, obtains independent approval from designated quorum members, and then executes the transfer. This intermediary role enhances security by decoupling the transfer authorization process from the IAM service while maintaining manageable complexity through standardized communication protocols and interfaces.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If resource transfer requires approval from multiple quorum members, then the security against malicious acts is enhanced, but the time required for the transfer process increases

Engineering Contradiction:
Improvemalicious act preventionVSAvoidtransfer duration
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by pre-designating quorum members and their approval thresholds before a compromise occurs. When a resource transfer is needed, the pre-configured quorum members can quickly provide approval based on established criteria, reducing the time required during actual transfer operations while maintaining security through multi-party validation.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The quorum service dynamically adjusts the approval process based on the specific transfer request and pre-configured policies. It can adapt the number of required approvals, time thresholds, and member selection based on the nature of the resource being transferred, thereby optimizing the balance between security and speed for different scenarios without requiring manual reconfiguration.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240330428A1Quorum based transfer of computer-implemented resources
Publication Date: 2024.10.03 AMAZON TECH INC
  • US20240330428A1 patent drawing
  • US20240330428A1 patent drawing
  • US20240330428A1 patent drawing

AI summary

Described techniques and systems can identify a request to transfer one or more computer-implemented resources associated with a first computer-implemented account to a second computer-implemented account, the one or more computer-implemented resources at least in part managed through a service accessible by at least one entity selected to consider the request, the service implemented separately from another service to manage access to the one or more computer-implemented resources. Also, the techniques and systems can confirm the at least one entity approved the request to transfer the one or more computer-implemented resources associated with the first computer-implemented account, and transfer the one or more computer-implemented resources to the second computer-implemented account.