domains / families / security / performing-plc-firmware-security-analysis

performing-plc-firmware-security-analysis

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'This skill covers analyzing Programmable Logic Controller (PLC) firmware

When to use

• When assessing PLC security as part of an IEC 62443 component security evaluation (IEC 62443-4-2)
• When validating firmware integrity after a suspected compromise or supply chain attack
• When evaluating the security of a new PLC platform before deployment in critical infrastructure
• When performing vulnerability research on industrial control system devices in an authorized lab
• When responding to an incident where PLC logic or firmware tampering is suspected

When not to use

• live production PLCs without explicit authorization and safety controls
• uploading PLC firmware to public analysis services

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