Passwordless Security Device Authentication Via Trusted Device Proximity

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Solution Overview

Problem

The increasing number of usernames and passwords required for various systems complicates user authentication, leading to issues such as password updates and the need to carry electronic storage, which can be lost, and poses security risks.

Innovation Solution

A security device authenticates users by inserting an object, such as a card, which identifies a user profile and selects a trusted device to receive an access code, eliminating the need for passwords and enhancing security through proximity verification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users authenticate using multiple usernames and passwords for different systems, then access to various systems is enabled, but the complexity of remembering and managing credentials increases

Engineering Contradiction:
Improveaccess to various systemsVSAvoidcredential management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal authentication system where a single security device can authenticate users across multiple different systems. Instead of requiring separate credentials for each system, the security device serves as a universal authentication mechanism that works with various systems, thereby reducing credential management complexity while maintaining access versatility.

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

Solution Approach 2:

The security device acts as an intermediary between the user and multiple systems. Rather than the user directly managing credentials for each system, the security device mediates the authentication process by storing and managing credentials centrally, then presenting appropriate credentials to different systems as needed.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If users store usernames and passwords in electronic storage, then retrieval of credentials becomes easier, but the risk of loss and security breaches increases

Engineering Contradiction:
Improvecredential retrievalVSAvoidsecurity against loss and breaches
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent segments the authentication process into multiple independent components: the security device stores credentials securely, the system receives authentication requests, and the security device responds with appropriate credentials. This segmentation isolates the sensitive credential storage from potential attack vectors, maintaining ease of retrieval while improving security.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The security device provides self-service authentication by automatically managing credential storage, retrieval, and presentation without requiring users to manually handle credentials. The device autonomously protects credentials from loss and breaches while enabling easy access when needed.

Inventive Principle:
Principle #25Self-service

3Reliability

If users must update electronic storage every time a password changes, then current credentials are maintained, but the time and effort required for updates increases

Engineering Contradiction:
Improvecredential currencyVSAvoidupdate time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system implements feedback mechanisms where the security device automatically detects when credentials need updating and retrieves updated credentials from the system without requiring manual user intervention. The device receives feedback from the system about credential status and autonomously updates its stored credentials, maintaining currency while eliminating update time for users.

Inventive Principle:
Principle #23Feedback

4Adaptability or versatility

If users carry electronic storage everywhere passwords may be needed, then access to multiple systems is maintained, but the risk of losing all credentials increases

Engineering Contradiction:
Improveaccess to multiple systemsVSAvoidcredential availability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The security device serves as a reliable intermediary that users carry instead of multiple credentials. It maintains communication with the authentication system to retrieve updated credentials as needed, ensuring both adaptability for accessing multiple systems and reliability for credential availability even when the device is lost or damaged.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250217468A1Secure authentication
Publication Date: 2025.07.03 CAPITAL ONE SERVICES LLC
  • US20250217468A1 patent drawing
  • US20250217468A1 patent drawing
  • US20250217468A1 patent drawing

AI summary

Methods and systems are disclosed herein for authenticating a user. A security device may use an object associated with a user and a device of the user to authenticate the user, for example, if the user has forgotten a password. A user may insert the object (e.g., a card, or other object) into the security device and may select an option to authenticate via a device that is trusted by both the security device and the user, rather than authenticating by entering a password at the security device.