Air Gaps, Firewalls and Data Diodes in Industrial Control Systems

Nexor have just released a briefing paper Air-Gaps, Firewalls and Data Diodes in Industrial Control Systems looking the issues around segregating industrial control system networks. What works best: Air Gaps, Firewalls or Data Diodes?

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Data Diode Technology Can Help Solve Complex Cyber Security Issues

Due to recent security incidents, there is now a significant debate with regard to what is the best way to protect Industrial Control Systems (ICS).

Generally, the debate focuses on whether networks should be isolated via an Air-Gap, or joined by well-configured Firewall(s) but the debate often misses a third option – Data Diodes.

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