Non-Intrusive Data Authentication Junction Box

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Solution Overview

Problem

There is a need for systems and methods that can non-intrusively and securely monitor data from information systems without interfering with the data transmission or informing the system owner, particularly in applications like sensor data collection, nuclear facilities, and transaction-based systems.

Innovation Solution

The implementation of Enhanced Data Authentication Systems (EDAS) that create a cryptographically secure copy of the data transmission, allowing a secondary observer to monitor the data without affecting the primary observer's communication path, using a junction box with hardware, firmware, and software to copy, encrypt, and transmit the data securely.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If data is monitored by a secondary observer, then data authentication and security are improved, but the primary data transmission may be interfered with or manipulated

Engineering Contradiction:
Improvedata authenticationVSAvoiddata transmission interference
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent creates a cryptographic copy of the primary data transmission that is identical to the original data but transmitted through a separate channel to the secondary observer. This copy is created using cryptographic techniques that ensure bit-for-bit accuracy without interfering with the primary transmission path, thereby maintaining data authentication while avoiding transmission interference.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent introduces a cryptographic intermediary layer that sits between the primary transmission system and the secondary observer. This intermediary creates and manages the cryptographic copy, ensuring that the secondary observer can authenticate data without directly accessing or interfering with the primary data transmission path.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If cryptographic security is applied to data copying, then data integrity and authentication are improved, but system complexity increases

Engineering Contradiction:
Improvedata integrityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses cryptographic copying methods that, while mathematically complex, are implemented through standardized cryptographic protocols and hardware. The complexity is contained within the cryptographic operations rather than the overall system architecture, allowing data integrity to be enhanced without proportionally increasing system complexity.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transforms the data into cryptographic parameters (encrypted form) for transmission to the secondary observer. This parameter transformation maintains the original data's integrity properties while adding security, and the transformation process is managed through standardized cryptographic functions that don't require fundamental changes to the underlying system architecture.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If non-intrusive monitoring is implemented, then data transmission is not interfered with, but the ability to securely authenticate data is reduced

Engineering Contradiction:
Improvenon-intrusive monitoringVSAvoiddata authentication
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent resolves this contradiction by creating a cryptographic copy that is transmitted through a separate channel. The copy process is non-intrusive to the primary transmission (maintaining ease of operation), while the cryptographic nature of the copy provides strong authentication capabilities (maintaining reliability). The secondary observer receives the same data through this independent cryptographic channel for verification purposes.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS10769286B2Non-intrusive data authentication systems and methods
Publication Date: 2020.09.08 NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA LLC
  • US10769286B2 patent drawing
  • US10769286B2 patent drawing
  • US10769286B2 patent drawing

AI summary

Systems and methods are disclosed that create a separate digital and cryptographically secure signal “branch” to a secondary observer from a primary signal path of an information system. The information system may be a measurement system. The secure signal branch is creating without interfering with the primary signal path. In such a manner, the secondary observer may authenticate reported data while not interfering with the signal of the information system.