Mobile Device Password Reset via Privileged Call

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Solution Overview

Problem

Current methods for resetting a forgotten or lost mobile device password either result in data loss through hard reset or require costly service provider involvement, failing to provide a secure and efficient solution for users to regain access.

Innovation Solution

A method involving a locked mobile device that receives a call from a privileged phone number, generates a temporary password, establishes a connection, displays an entry field, and unlocks upon successful password entry, allowing users to securely regain access without data loss or service provider intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a master or factory reset is performed to reset the password, then the password is reset, but all user data (contacts, applications, personalized settings) is erased

Engineering Contradiction:
Improvepassword reset capabilityVSAvoiduser data
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The password reset function is segmented from the factory reset function. Instead of performing a complete system reset, the invention isolates the password reset operation to only modify authentication credentials while preserving all user data, applications, and settings through targeted database updates.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The password reset capability is extracted from the destructive factory reset process. The system separates the password modification operation from the complete system reinitialization, allowing password recovery without triggering a full factory reset that would erase user data.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If a phone call to the service provider is made to reset the password, then the password can be reset, but service provider involvement and costs are required

Engineering Contradiction:
Improvepassword reset capabilityVSAvoidservice provider involvement
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mobile device performs password reset autonomously without requiring service provider intervention. The system uses self-contained authentication mechanisms including privileged phone number verification, biometric authentication, and encrypted credential storage to enable users to reset passwords independently through the device itself.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The invention introduces an intermediary authentication layer using privileged phone numbers and biometric data that mediates between the user and the password reset process, eliminating the need for service provider mediation while maintaining security through multiple verification stages.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If a privileged phone number call is received and processed to reset password, then secure password reset is achieved, but call duration threshold and connection establishment are required

Engineering Contradiction:
Improvepassword reset securityVSAvoidcall duration threshold
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary verification actions during the phone call process, including validating the privileged phone number format, checking call duration against predefined thresholds, and verifying biometric credentials before initiating password reset, to ensure security while streamlining the process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms during the phone call process, monitoring call duration in real-time against threshold values, providing status updates to the user, and dynamically adjusting the reset process based on verification outcomes to balance security requirements with user convenience.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS9088896B2Mobile device password reset
Publication Date: 2015.07.21 GLOBALFOUNDRIES US INC
  • US9088896B2 patent drawing
  • US9088896B2 patent drawing
  • US9088896B2 patent drawing

AI summary

The disclosure is directed to a device password reset. A method in accordance with an embodiment includes: receiving a phone call at a locked mobile device from a phone having a privileged phone number; initiating a password reset in response to the receipt of the phone call from the privileged phone number and the phone call exceeding a predetermined time duration threshold by: terminating, by the locked mobile device, the phone call from the phone having the privileged phone number; generating, by the locked mobile device, a temporary password; establishing, by the locked mobile device, a connection to the phone having the privileged phone number; displaying, by the locked mobile device, a password entry field; communicating, by the locked mobile device, the temporary password via the connection to the phone having the privileged phone number; and unlocking the locked mobile device upon successful entry of the temporary password in the password entry field displayed by the locked mobile device.