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With cyber attacks increasingly targeting critical infrastructure such as healthcare and power grids, the global threat landscape has moved beyond mere data theft to pose direct risks to human lives, a senior cybersecurity expert has said. Gaurav Shukla, Partner and Leader - Cyber at Deloitte South Asia, noted that the convergence of Information Technology (IT) and Operational Technology (OT) has expanded the attack surface, making sectors like aviation, transport, and public utilities highly vulnerable. "For the past two years, we observed that cyber threats were not limited only to the IT systems. They were pervading beyond IT systems, and the perpetrators were targeting more of the critical infrastructure'A lot of digital transformation, which has taken place in the last few years or so, has expanded the attack surface, and whenever the attack surface increases, it provides more opportunities for the attackers to come and cause disruption. "If you are driving a connected car on a