Chatbot-Mediated Legacy System Control Across Closed Networks

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Solution Overview

Problem

Legacy systems connected to closed networks pose challenges for remote access and control due to security restrictions, making it difficult for administrators to manage failures effectively, especially when they are not physically present.

Innovation Solution

A method and system that utilize a chatbot service to enable remote control of legacy systems through any user terminal, implementing a common channel for control, adaptive card interfaces for inputting and displaying control details, and 2-factor authentication to ensure security, with manager approval for executing control actions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a terminal is connected to a closed network for security reasons, then security is improved, but remote access capability deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoidremote access capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A chatbot service acts as an intermediary between the external network and the closed network legacy system. The chatbot receives control requests from user terminals outside the closed network, transmits them to the legacy system through the firewall, and returns execution results. This mediator enables remote access without requiring direct connection from external terminals to the legacy system, thus maintaining security while providing remote accessibility.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If direct access to legacy system is allowed from external network, then remote control capability is improved, but security vulnerability increases

Engineering Contradiction:
Improveremote control capabilityVSAvoidsecurity vulnerability
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The chatbot service serves as a secure intermediary that processes all control requests. Instead of allowing direct access from external terminals to the legacy system, the chatbot receives, validates, and forwards requests through the firewall. This eliminates direct security vulnerabilities while maintaining remote control capability through the mediated communication channel.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The chatbot implements a feedback mechanism where control requests are sent to the legacy system and execution results are returned to users. This closed-loop feedback system enables remote control while maintaining security, as the chatbot controls the information flow both ways and can validate requests before transmission to the legacy system.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If chatbot service is used for control, then accessibility is improved, but control precision may deteriorate

Engineering Contradiction:
ImproveaccessibilityVSAvoidcontrol precision
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The chatbot service provides a universal interface for controlling the legacy system through natural language commands. By supporting multiple input methods and interpreting various user intents, the chatbot maintains control precision while improving accessibility. The chatbot can understand and execute specific control commands accurately despite using a conversational interface.

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

Data Source

PatentUS20230384745A1Method for controlling legacy system based on chatbot service
Publication Date: 2023.11.30 SAMSUNG SDS CO LTD
  • US20230384745A1 patent drawing
  • US20230384745A1 patent drawing
  • US20230384745A1 patent drawing

AI summary

Methods and apparatuses for controlling a legacy system based on a chatbot service, performed in a computing system are provided. The method may comprise receiving legacy system selection information indicating that a first legacy system is selected as a control target legacy system, from a user terminal through a chatbot service, receiving control details for the first legacy system from the user terminal through the chatbot service, transmitting information on the control details to a manager terminal, and transmitting an execution request of the control details to the first legacy system only when an approval signal is received from the manager terminal and receiving an execution result of the control details from the first legacy system, and outputting a chatbot message of the execution result through the chatbot service.