Fraud Metric System for Digital Certificate Provisioning

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Solution Overview

Problem

The process of obtaining and managing digital certificates in cloud computing environments is time-consuming and prone to security breaches due to the lengthy authentication process and potential unauthorized use, especially with extended validation certificates.

Innovation Solution

Implementing a fraud metric system within the cloud computing environment that integrates identity verification and fraud detection services to assess the risk of digital certificate issuance, ensuring that only legitimate requests are approved and managing certificates effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If digital certificates are issued for extended validation, then security is improved, but the authentication process becomes time-consuming and may lead to unauthorized use

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication process time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary authentication and fraud detection before certificate issuance. The fraud detection service analyzes multiple data sources and generates a fraud metric in advance, allowing the certificate authority to make informed decisions quickly without conducting extensive authentication during the certificate issuance process itself.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system dynamically adjusts the authentication process based on the fraud metric. For low-risk requests, the process is expedited, while high-risk requests undergo more thorough verification. This dynamic approach optimizes the balance between security and processing time based on real-time risk assessment.

Inventive Principle:
Principle #15Dynamics

2Reliability

If extensive authentication process is conducted, then reliability of certificate issuance is improved, but productivity of certificate provisioning deteriorates

Engineering Contradiction:
Improvecertificate issuance reliabilityVSAvoidcertificate provisioning speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The fraud detection service acts as an intermediary between the certificate authority and the certificate issuance process. It pre-processes authentication data from multiple sources, generates a fraud metric, and provides this assessment to the certificate authority, thereby streamlining the overall process while maintaining thorough verification.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system changes the parameter of authentication depth based on the fraud metric. Low-risk requests receive expedited processing with reduced authentication steps, while high-risk requests undergo comprehensive verification. This parameter adjustment optimizes both reliability and productivity by matching verification intensity to actual risk levels.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If fraud detection service is implemented, then security against unauthorized use is improved, but device complexity increases

Engineering Contradiction:
Improvesecurity against unauthorized useVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The fraud detection service is designed to be multi-functional, analyzing various data sources (device information, account information, transaction history) through a single unified system. This universal approach consolidates what could be multiple separate verification systems into one integrated service, reducing overall system complexity while maintaining comprehensive security.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS9215231B1Using a fraud metric for provisioning of digital certificates
Publication Date: 2015.12.15 AMAZON TECH INC
  • US9215231B1 patent drawing
  • US9215231B1 patent drawing
  • US9215231B1 patent drawing

AI summary

A method for provisioning digital certificates in a multi-tenant network environment may include receiving an API request for a digital certificate from a representative of a customer entity. Existing account information of the representative may be retrieved, the existing account information associated with at least one service provided within the multi-tenant network environment and used by the representative. The identity of the representative may be verified based at least in part on digital certificate authentication information within the API request. At least one fraud metric may be generated for the representative based on the retrieved existing account information. The at least one fraud metric may be indicative of fraudulent activity associated with the representative. The identity verification and the at least one fraud metric may be used to determine whether to issue the digital certificate to the customer entity.