Héctor A.’s Post

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Director Client Leadership, LATAM at Sygnia | 18+ years of cyber, strategy and leadership experience | Executive and Board cyber trusted advisor

▶️ In #OT environments, where system availability, integrity and safety are paramount, deploying security solutions can present significant operational risks. ▶️ The #Purdue model, which has become the de facto standard for segregating OT #networks, defines several layers of control systems and computing infrastructure, each with distinct characteristics and roles in the control process. ▶️ These characteristics influence the feasibility of implementing security controls at these layers. At the lower network levels, such as Levels 0 and 1, which encompass sensors, actuators, and controllers that directly interact with physical processes in Industrial Control Systems (#ICS), deploying security tools is often not feasible due to lack of hardware and software compatibility. ▶️ On Levels 2 and 3, which are responsible for controlling the automated control process, security controls are feasible but pose significant operational risks, with the primary concern of disrupting operational stability and affecting system safety. ▶️ The potential for severe consequences at these Purdue model levels makes organizations reluctant to deploy invasive tools like #EDRs, which can lead to system conflicts or performance degradation.  Learn more in Sygnia's latest blog: https://lnkd.in/etFz8ZHu

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