The Invisible Threat to ‘Make in India’: How a Software Bug Could Shut Down a Factory Last updated: October 15, 2025 (IST) TL;DR: A simple software bug in PLC/HMI projects, firmware, or MES/SCADA connectors can cascade into a plant-wide stop . If OT networks are flat, vendor access is always-on, or change control is weak, an attacker—or even an unintended update—can push controllers into STOP/PROGRAM state. Segment OT, harden engineering access, require signed downloads, and monitor ICS protocols for unsafe commands. Context: ‘Make in India’ Meets OT Reality • How a Bug Becomes a Shutdown • Who’s at Risk • Business Impact in India & Export Markets • Mitigations (Do This Now) • Detection & Monitoring • Buyer’s Checklist (CISOs/Plant Heads) • FAQs Context: ‘Make in India’ Meets OT Reality India’s manufacturing surge relies on tightly coupled OT (Operational Technology) and IT stacks: PLCs/PACs, HMIs, SCADA/MES, historians, cloud ana...
The Invisible Threat to ‘Make in India’: How a Software Bug Could Shut Down a Factory Last updated: October 15, 2025 (IST) TL;DR: A simple software bug in PLC/HMI projects, firmware, or MES/SCADA connectors can cascade into a plant-wide stop . If OT networks are flat, vendor access is always-on, or change control is weak, an attacker—or even an unintended update—can push controllers into STOP/PROGRAM state. Segment OT, harden engineering access, require signed downloads, and monitor ICS protocols for unsafe commands. Context: ‘Make in India’ Meets OT Reality • How a Bug Becomes a Shutdown • Who’s at Risk • Business Impact in India & Export Markets • Mitigations (Do This Now) • Detection & Monitoring • Buyer’s Checklist (CISOs/Plant Heads) • FAQs Context: ‘Make in India’ Meets OT Reality India’s manufacturing surge relies on tightly coupled OT (Operational Technology) and IT stacks: PLCs/PACs, HMIs, SCADA/MES, historians, cloud ana...