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USB threat vector trends and implications for industrial operators

November 2, 2018

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In an attempt to make industrial control systems less accessible to attackers, industrial players are limiting network access and increasingly using USB media devices to transfer patches, updates and files to those systems.

But that choice is not devoid of all risk.

Researchers from Honeywell’s Industrial Cyber Security team have analyzed USB media usage and behavioral data from 50 of its customers’ live production sites across the US, Europe, South America and the Middle East, and have found that, in 44 percent of locations, its security solution detected and blocked at least one file with a security issue.

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