India, Dec. 12 -- India's national power grid is facing renewed scrutiny as major cyber-security gaps and stalled upgrade plans raise concerns over the country's energy resilience. With the power sector moving rapidly toward digital and smart-grid technologies, experts warn that inadequate cyber defences leave the grid exposed to potentially catastrophic attacks.

Insiders confirm that several key transmission substations across the country still lack Next-Generation Firewalls (NGFWs) and other advanced protection systems. Despite a rise in cyber threats globally - many of them targeting critical infrastructure - these vulnerabilities remain unresolved, prompting alarm among security agencies.

A major cyber-security tender floated by Pow...