Security
New Bit2Watt Attack Could Let Cloud Tenants Disrupt Power Grids Without an Exploit
The Hacker News·July 21, 2026·1 min read
A new attack called Bit2Watt, described by three Zhejiang University researchers in a paper accepted to CHES 2026, could let a cloud tenant using ordinary GPU access push a data center's power draw up and down fast enough to threaten the grid. No exploit or break-in is required.
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