Forced Certificate Renewal System

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Solution Overview

Problem

Existing certificate management systems automatically renew digital certificates based on expiration dates, which can lead to undesirable renewal times, such as during heavy traffic periods, and do not allow sufficient time for testing and debugging of client-based export and binding logic.

Innovation Solution

A certificate management system that enables manual, forced renewal of digital certificates at arbitrary or client-selected times, allowing for extensive testing and verification of client-based program code before automatic renewal, and minimizes disruptions by allowing renewal at opportune times.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If automatic certificate renewal is performed based on expiration dates, then certificate validity is maintained, but renewal may occur at undesirable times causing service disruptions

Engineering Contradiction:
Improvecertificate validityVSAvoidservice continuity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs certificate renewal in advance of the expiration date, allowing the renewed certificate to be ready before the old certificate expires. This preliminary action ensures that renewal can occur at an optimal time rather than being forced by expiration, thereby maintaining service continuity while ensuring certificate validity.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If automatic renewal is performed close to expiration date, then certificate validity is ensured, but insufficient time is available for testing and debugging client logic

Engineering Contradiction:
Improvecertificate validityVSAvoidtesting time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system renewals certificates at a predetermined time interval before expiration (e.g., 30 days prior), creating a buffer period that allows sufficient time for testing and debugging client-based export and binding logic while still ensuring the certificate remains valid throughout the transition period.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If manual forced renewal is enabled at arbitrary times, then testing time is increased and service disruptions are minimized, but system complexity increases

Engineering Contradiction:
Improvetesting flexibilityVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system provides automated certificate renewal functionality that operates without requiring complex manual intervention. The certificate management service automatically handles renewal timing, certificate generation, and distribution, reducing system complexity while enabling flexible renewal at optimal times rather than requiring complex scheduling systems.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12132722B1Certificate management system with forced certificate renewal
Publication Date: 2024.10.29 AMAZON TECH INC
  • US12132722B1 patent drawing
  • US12132722B1 patent drawing
  • US12132722B1 patent drawing

AI summary

Methods, systems, and computer-readable media for a certificate management system with forced certificate renewal are disclosed. The certificate management system may receive a request to renew a digital certificate. The request may be received at a selected time prior to an automatic renewal date for the certificate, and the automatic renewal date may be stored by the certificate management system. The certificate management system may acquire, based at least in part on the request to renew the certificate, a renewed certificate from a certificate authority. The renewed certificate may be obtained prior to the automatic renewal date. The renewed certificate may be exported from the certificate management system and bound to a computing resource (e.g., a server) prior to the automatic renewal date.