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The hidden climate cost of insecure networks

Cybersecurity is a sustainability imperative – a safer digital future is a greener one, too

    • Every compromised system carries a hidden environmental cost. For example, devices taken over by a botnet are forced to churn through CPU cycles and electricity. This can scale into a significant environmental footprint when multiplied across the entire network.
    • Every compromised system carries a hidden environmental cost. For example, devices taken over by a botnet are forced to churn through CPU cycles and electricity. This can scale into a significant environmental footprint when multiplied across the entire network. IMAGE: BT FILE
    Published Fri, Aug 29, 2025 · 07:00 AM

    AS SINGAPORE steps up to defend its status as a smart, sustainable city, a silent siege is unfolding in the critical infrastructure systems that power our everyday life.

    In July this year, Coordinating Minister for National Security K Shanmugam announced that Singapore was under a live cyber-espionage attack by UNC3886, a highly sophisticated group targeting essential infrastructure sectors – from energy and water to healthcare and finance. 

    The assault was active, striking at the very trust that underpins our societal and environmental progress. This incident underscores a critical yet often-overlooked connection: In this era of digital-physical convergence, safeguarding our foundational systems is both a national security issue and a sustainability imperative.

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