Encrypted Submessage Transmission via Split Paths

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Solution Overview

Problem

Current security systems encrypt entire messages and then split them, which does not provide the most secure method for communicating electronic transactions, as there is a need to encrypt on a finer level of granularity.

Innovation Solution

The system generates and encrypts submessages, which are then transmitted over different paths, with encryption keys sent in real-time to allow decryption, enabling secure communication by dividing messages into submessages and encrypting each individually.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If entire messages are encrypted and then split into packets, then message transmission is secured, but the security granularity is insufficient and vulnerability increases

Engineering Contradiction:
Improvemessage securityVSAvoidencryption granularity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the encryption process into multiple segments by splitting a single message into multiple submessages, each encrypted separately with different encryption keys. This increases security granularity so that compromise of one submessage does not expose the entire message, directly resolving the contradiction between maintaining security and increasing encryption granularity.

Inventive Principle:
Principle #1Segmentation

2Reliability

If messages are divided into submessages and encrypted individually, then security is improved, but system complexity increases

Engineering Contradiction:
Improveencryption securityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments both the message and the encryption process, creating multiple submessages with separate encryption keys. This segmentation approach improves security by limiting the impact of key compromise while managing complexity through structured organization of submessages and their corresponding keys.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different portions of the message (submessages) are encrypted with different local encryption keys tailored to specific segments. This local quality approach allows each submessage to have optimized security characteristics while maintaining overall system manageability, resolving the tension between enhanced security and system complexity.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If encryption keys are transmitted in real-time, then decryption capability is ensured, but transmission security may be compromised

Engineering Contradiction:
Improvedecryption capabilityVSAvoidtransmission security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The encryption keys for different submessages are transmitted separately and independently, often through different channels or at different times. This segmentation of key transmission ensures that real-time decryption capability is maintained for each submessage while minimizing security risks by preventing single-point key compromise.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12032713B1Systems and methods for sending and receiving encrypted submessages
Publication Date: 2024.07.09 UNITED SERVICES AUTOMOBILE ASSOCIATION (USAA)
  • US12032713B1 patent drawing
  • US12032713B1 patent drawing
  • US12032713B1 patent drawing

AI summary

Systems and methods are provided for sending and receiving encrypted submessages. A method for sending and receiving encrypted submessages includes generating a first submessage comprising a first portion of content stored onto a first computer, generating a second submessage comprising a second portion of the content, encrypting the first submessage and the second submessage, transmitting the encrypted first submessage to a second computer via a first path, transmitting the encrypted second submessage to the second computer via a second path, wherein the first submessage and the second submessage are transmitted to the second computer in a batched manner, transmitting an encryption key to the second computer, wherein the encryption key is transmitted to the second computer in real time, wherein the encryption key indicates a decrypting algorithm to decrypt the encrypted first submessage, and wherein the second computer recreates the content by decrypting the encrypted first submessage.