What is CONNECT BRIDGE
FOR AIR-GAPPED NETWORKS?
Connect Bridge is a middleware solution that can connect nearly every software. You just need to select the connectors you want, for example, Microsoft Exchange Server, Microsoft SharePoint, or a specific type of database, just to mention a few among the 400+ connectors.

Connect Bridge for Air-Gapped Networks facilitates data integration in physically segmented environments using data diodes for maximum security. It allows organizations to streamline secure data transfer between different applications in stand-alone networks, even bidirectionally and without exposing sensitive data to cyber risks.

Connect Bridge has out-of-the-box support for enterprise platforms like Microsoft SharePoint, Dynamics, Exchange, and other enterprise server software.
No out-of-the-box connector available for the enterprise software you want?
Not a problem! Our team can quickly build any connector you need. It is also possible for you to develop it yourself using our SDK.
Want to connect to a cloud solution?
This is possible! Connect Bridge also enables secure cloud-to-on-premises connections. These can be useful for your Business Continuity Plan (BCP) or for backup purposes.
Whatever connectors are used, Connect Bridge for Air-Gapped Networks ensures seamless, policy-controlled integration while maintaining compliance with the strictest security standards—critical for organizations handling sensitive or even classified information.
KEY FEATURES

Precisely control data flow between high-security and low-security zones with comprehensive filtering capabilities.
Filtering can be applied to all data synchronizations, allowing organizations to manage data transfer based on classification levels, keywords, and other criteria.
Out-of-the-box filtering is available for Exchange Server integrations, while for other systems, custom filtering can be developed to meet specific requirements.
This flexibility ensures maximum security and control, allowing organizations to either use ready-made filters or implement tailored solutions as needed.
Applications
- Military & Defense
Synchronize military intelligence and operational data between field-deployed networks and headquarters without exposing mission-critical systems. - Government Agencies
Enable controlled file transfers between classified and unclassified networks without exposure to data leakage or cyber infiltration. - Healthcare Data Exchange
Ensure HIPAA-compliant data exchange between clinical systems preventing cyber threats against patient records.
- SCADA & Critical Infrastructure Protection
Integrate industrial control systems with corporate IT networks while preventing cyber-physical attacks and meeting compliance standards (NERC CIP, IEC 62443). - Exchange of Legal & Financial Data
Ensure precise control over sensitive data exchanged between separated corporate divisions, preventing unauthorized access. - Research & Development (R&D)
Transfer R&D data between isolated research labs and corporate networks, preventing intellectual property theft and cyber-espionage.
Technical Overview
Deployment
Connect Bridge for Air-Gapped Networks is a flexible solution and can be deployed either directly onto your infrastructure or pre-installed on ST Engineering Data Diodes, offering a fast and hassle-free deployment option.
Access Control
Advanced access controls allow fine-grained control over what data and which users have access beyond the isolated zone. This feature helps ensure sensitive information stays within its intended environment while meeting operational requirements.
Compatibility
Connect Bridge for Air-Gapped Networks has an out-of-the-box connector for each system it is compatible with, plus you can build your own connector, if needed.
In terms of hardware, Connect Bridge for Air-Gapped Networks was built to work in tandem with ST Engineering Data Diodes, ensuring secure one-way or filtered two-way communications. For other types of data diodes, please contact us.

frequently asked questions
Connect Bridge ensures secure bidirectional data transfer in air-gapped environments by leveraging data diodes set up in a specific way. This setup guarantees that data is transmitted securely between networks without creating a direct bidirectional connection that could be exploited. While the physical layer remains strictly controlled, Connect Bridge enables policy-driven, controlled data exchange, ensuring that only authorized and filtered information moves between high-security and lower-security zones.
SUCCESS STORIES
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See for yourself the productivity and security benefits of Connect Bridge for Air-Gapped Networks