1 As critical infrastructure and utilities continue to evolve with the demands of their ever- changing marketplace, these organizations are also tasked with hardening their systems to ensure that delivery is never disrupted by security threats that take advantage of out-of-compliance endpoints. This can be a special challenge for energy providers, whose industrial control systems (ICS) are often highly distributed. Requisitioning IT staff to personally maintain and update wide-ranging systems is not practical. Yet visibility, control, and response over these systems is crucial. A leading oil and gas company with 5,000 endpoints across 200 locations in North America chose the FortiNAC network access control (NAC) solution to help them secure their distributed endpoints and legacy equ

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