Dynamic Authentication Rule Adjustment for Device Compatibility

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Solution Overview

Problem

Conventional network authentication systems use a fixed set of authentication rules, which limits their ability to support a wide variety of devices with different functionalities, leading to inflexibility and inadequate security in modern networks.

Innovation Solution

A system that dynamically adjusts authentication rules based on user-defined settings and detects potential threats by linking authentication keys with flexible sets of authorization rules, allowing for multifactor authentication and the distribution of authentication keys among multiple users with different sets of rules.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed predetermined set of authentication rules is used, then the authentication system is simple to implement, but it cannot support a wide variety of devices with different functionalities

Engineering Contradiction:
Improvedevice compatibilityVSAvoidauthentication rule flexibility
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The authentication system dynamically adjusts the set of authentication rules based on device capabilities and security requirements. Instead of using a fixed predetermined set, the system selects and configures authentication rules in real-time to match the specific device being authenticated, enabling support for diverse device types while maintaining appropriate security levels.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes parameters of the authentication rules based on device characteristics. Different authentication methods, rule priorities, and security thresholds are applied depending on the device type, capabilities, and context, allowing the same authentication system to adapt to smartphones, tablets, wearables, and other devices with varying functionalities.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If authentication rules are made flexible and user-defined, then the system can support diverse devices, but the system complexity increases

Engineering Contradiction:
Improvedevice support capabilityVSAvoidauthentication rule management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system enables users to define and configure their own authentication rules based on their specific needs and device capabilities. Users can select which authentication methods to use, set priority levels, and customize security requirements without requiring complex system configuration, making the flexible authentication system easy to manage.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The authentication rule set is divided into modular, independently configurable components. Each authentication method (biometric, password, device verification) can be selected and configured separately, allowing users to build customized authentication workflows without managing the entire system complexity.

Inventive Principle:
Principle #1Segmentation

3Reliability

If conventional fixed authentication rules are used, then the authentication process is straightforward, but security is inadequate against modern threats

Engineering Contradiction:
Improvenetwork securityVSAvoidauthentication process simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

Different authentication rules and security levels are applied to different devices, users, and contexts based on specific security requirements. High-risk devices or sensitive operations trigger more stringent authentication rules, while low-risk scenarios use simpler authentication, providing tailored security that enhances protection without unnecessarily complicating routine operations.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The authentication system dynamically adjusts security levels and rule complexity based on detected threats, user behavior patterns, and device trust levels. When potential security threats are detected, the system automatically implements additional authentication requirements, making the authentication process more secure when needed while maintaining simplicity during normal operations.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10462126B2Self-adjusting multifactor network authentication
Publication Date: 2019.10.29 BANK OF AMERICA CORP
  • US10462126B2 patent drawing
  • US10462126B2 patent drawing
  • US10462126B2 patent drawing

AI summary

A network authentication device that includes an authentication engine. The authentication engine is configured to receive an authentication key request from a user device that identifies an account. The authentication engine is configured to obtain an authentication key and to establish a first set of authentication rules for the authentication key. The authentication engine is configured to identify one or more triggering events associated with an increased threat to the account and to establish a second set of authentication rules for the authentication key. The authentication engine is configured to perform key validation for the authentication key using the first set of authentication rules and to send the authentication key to the user device. The authentication engine is configured to detect a triggering event from the one or more triggering events has occurred and perform the key validation for the authentication key using the second set of authentication rules.