Text Message Transmission Server Security Path Management

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Solution Overview

Problem

Conventional text message services lack effective security measures to prevent message leakage, especially when transmitted between devices with varying security vulnerabilities and availability states.

Innovation Solution

A text message transmission system that includes a server managing device information to determine secure transmission paths based on the receiving device's operating system, model, and availability, using a security server for encryption and authentication to reduce the likelihood of unauthorized access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional text message services are used for message exchange, then message transmission is simple and fast, but message security is compromised and leakage may occur

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

Solution Approach 1:

A server acts as an intermediary between the first device and second device to manage message transmission. The server obtains device information, determines transmission paths, and coordinates security services, thereby improving message security without requiring complex security implementations on the endpoint devices themselves.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The server performs preliminary actions by obtaining device information in advance, determining the security level of the second device before message transmission, and pre-determining the transmission path. This allows security measures to be prepared beforehand, ensuring secure transmission without adding complexity to the real-time communication process.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If device information management and path determination are implemented, then message leakage is suppressed, but transmission time increases due to path determination

Engineering Contradiction:
Improvemessage securityVSAvoidtransmission time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The server obtains device information and determines transmission paths in advance before actual message transmission. By performing these security-related operations preliminarily, the system minimizes the time added to the actual message transmission process while ensuring secure delivery.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The second device provides its own device information to the server, enabling the server to determine the transmission path autonomously without requiring extensive verification or interaction. This self-service approach reduces the time overhead for path determination while maintaining security.

Inventive Principle:
Principle #25Self-service

3Reliability

If transmission path determination based on device information is used, then security vulnerabilities are addressed, but system complexity increases

Engineering Contradiction:
Improvesecurity levelVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The server serves as a centralized intermediary that handles all complex operations including obtaining device information, determining security levels, and selecting transmission paths. This concentrates system complexity in a single component rather than distributing it across multiple devices, simplifying the overall system architecture while maintaining high security.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The server performs multiple functions including device information management, security level determination, transmission path selection, and coordination with security servers. By consolidating these diverse functions in a single multi-functional component, the system avoids the complexity of implementing separate specialized components for each function.

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

Data Source

PatentUS10089477B2Text message management
Publication Date: 2018.10.02 KT CORP
  • US10089477B2 patent drawing
  • US10089477B2 patent drawing
  • US10089477B2 patent drawing

AI summary

A text management system may include a text message transmission server that transmits a message received from a first device to a second device. The text message transmission server may include a device manager that manages device information of the second device, a receiver that receives a message from the first device, a message manager that determines a transmission path of the message to the second device based on the device information of the second device, and a transmitter that transmits, to the second device, the message along the determined transmission path.