Collaboration Gateway for Secure Cross-Domain Communication

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Solution Overview

Problem

The U.S. Intelligence Community faces challenges in sharing information across heterogeneous secure networks, as existing technologies are inadequate for real-time communication, archiving, and semi-automated information dissemination, particularly between international coalition partners, due to limitations in supporting text chat, instant messaging, audio, video, and whiteboard collaborations while maintaining security.

Innovation Solution

The solution provides cross-domain asynchronous communications capabilities, enabling synchronous communication across security domains through text chat, instant messaging, audio, video, and whiteboard collaborations, using a software program method that digitally signs messages, employs a policy engine for validation, and uses a collaboration gateway to filter and secure information traffic between security domains.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If certified guarding methods are used to secure information exchange between heterogeneous secure networks, then security is maintained, but communication functionality is limited to email, file transfer, and highly-structured messaging only

Engineering Contradiction:
ImprovesecurityVSAvoidcommunication functionality
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent introduces a gateway system that acts as an intermediary between heterogeneous secure networks. This gateway translates and mediates communication between different network protocols and security domains, enabling real-time text chat, instant messaging, audio, video, and whiteboard collaboration while maintaining security boundaries. The gateway serves as a buffer that allows versatile communication without direct exposure between networks.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The gateway system is designed to support multiple communication modes (text chat, instant messaging, audio, video, whiteboard collaboration) within a single unified platform. This multi-functional approach allows the system to address various communication needs across different security domains without requiring separate specialized systems for each communication type.

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

2Reliability

If traditional security barriers are maintained between different agencies and services, then security is preserved, but information sharing and collaboration are hindered

Engineering Contradiction:
ImprovesecurityVSAvoidinformation sharing efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The gateway acts as a controlled intermediary that enables information flow between security domains while maintaining security policies. It allows authorized information sharing between different agencies and services by translating messages and enforcing security rules, thus improving collaboration efficiency without compromising security boundaries.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements validation and authentication mechanisms that provide feedback on message security compliance. The gateway validates messages against security policies before forwarding them, ensuring that information sharing occurs only when security requirements are met, thereby enabling efficient yet secure collaboration.

Inventive Principle:
Principle #23Feedback

3Reliability

If manual authorization processes are used for data release to international coalition partners, then security control is maintained, but the process is slow and cumbersome

Engineering Contradiction:
Improvesecurity controlVSAvoidauthorization time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary validation and authentication of messages against security policies before they are forwarded between domains. By pre-establishing security rules and automatically validating messages against these rules, the system eliminates the need for slow manual authorization processes while maintaining security control.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The gateway system automatically handles authorization and validation of information exchange between security domains without requiring manual intervention. The semi-automated process enables the system to self-regulate information flow based on pre-configured security policies, significantly reducing authorization time while maintaining security control.

Inventive Principle:
Principle #25Self-service

4Adaptability or versatility

If real-time synchronous communication is enabled across security domains, then collaboration capability is improved, but security complexity and validation requirements increase

Engineering Contradiction:
Improvecollaboration capabilityVSAvoidsecurity validation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The gateway serves as a centralized intermediary that handles all security validation for real-time communication across domains. By consolidating validation logic in the gateway rather than distributing it across multiple endpoints, the system enables complex real-time collaboration features while managing security complexity in a centralized, manageable location.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8051475B2Collaboration gateway
Publication Date: 2011.11.01 THE GOVERNMENT OF THE UNITED STATES AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE
  • US8051475B2 patent drawing
  • US8051475B2 patent drawing
  • US8051475B2 patent drawing

AI summary

Method for exchanging information between heterogeneous secured networks. Method supports synchronous communications across security domains including text chat, instant messaging, audio applications, video applications, and whiteboard collaboration. The invention intercepts incoming information traffic on either side and employs a guard for filtering information traffic between security domains according to a policy engine.