Cryptographic Hash Validation for Intent-Based Access Control

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Solution Overview

Problem

There is a need to prevent unauthorized and unintentional execution of processes that could have a high impact on computing systems and resources, as existing technologies lack effective measures to ensure secure access and prevent potential disruptions or data loss.

Innovation Solution

A system that uses cryptographic hash value validations to authorize secured access by requiring users or computing systems to complete additional steps, such as intent challenges, before accessing resources or executing processes, and generates a cryptographic hash based on user identifiers, transaction identifiers, and intent challenge information to ensure integrity and prevent unauthorized access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional access control methods are used, then access speed is fast, but security and prevention of unauthorized access is insufficient

Engineering Contradiction:
ImprovesecurityVSAvoidaccess control complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by requiring users to complete intent challenges before accessing resources. The challenge is prepared and presented to the user in advance, and only after successful completion is access granted. This preliminary verification step ensures security without blocking legitimate users who can demonstrate their intent.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The intent challenge acts as an intermediary between the user and the resource access. Instead of direct access or complex multi-factor authentication, the challenge serves as a mediating step that verifies user intent and understanding of potential impacts, simplifying the overall access control mechanism while maintaining security.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If additional verification steps are added to prevent unauthorized access, then security is improved, but access time and user convenience deteriorate

Engineering Contradiction:
Improveunauthorized access preventionVSAvoidaccess time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system changes the parameter of verification from traditional methods (passwords, biometrics) to intent-based challenges that assess user understanding. The challenge parameters are dynamically adjusted based on the resource being accessed and the user's role, allowing for efficient verification that doesn't unnecessarily delay access.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The intent challenge provides immediate feedback to the user about their understanding of the potential impacts. If the user correctly identifies the impact, access is granted without further delay. This feedback mechanism ensures that verification is both secure and time-efficient, as it stops immediately upon successful verification.

Inventive Principle:
Principle #23Feedback

3Stability of the object's composition

If comprehensive monitoring and validation are implemented, then system stability is improved, but computational overhead and resource consumption increase

Engineering Contradiction:
Improvesystem stabilityVSAvoidcomputational overhead
Core Design Contradiction:
Stability of the object's compositionVSUse of energy by moving object

Solution Approach 1:

The system applies partial action by implementing monitoring and validation only for specific critical resources and operations that require intent verification. Not all access requests trigger the full validation process, reducing overall computational overhead while maintaining stability where it matters most.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The validation mechanism is self-service oriented, where the system automatically determines which resources require intent challenges and executes the validation process without requiring external intervention. This self-service approach reduces the need for additional monitoring infrastructure and lowers overall computational overhead.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11949792B2System for authorizing secured access using cryptographic hash value validations
Publication Date: 2024.04.02 BANK OF AMERICA CORP
  • US11949792B2 patent drawing
  • US11949792B2 patent drawing

AI summary

A system for authorizing secured access using cryptographic hash value validations is provided. In particular, the system may receive requests from users and/or computing systems to obtain secured access a particular resource or to execute a certain process. In response, the system may require that the user and/or computing system complete additional required steps (e.g., a computation) before being granted access to the resources or processes. In this way, the system may prevent unauthorized or unintended access to the system's resources or processes.