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Wi-Fi devices acknowledge each other, even when not connected to the same network, and hackers can exploit this to drain their batteries
Technology
9 January 2023
Wi-Fi enabled security cameras could be vulnerable to attack Shutterstock/APChanel
Devices that use Wi-Fi can be tricked into drain their batteries, thanks to a quirk in the way that wireless networks operate. Security experts say that although the ability seems innocuous at first glance it could be exploited to take out security cameras, or form part of a coordinated attack with other vulnerabilities.
Ali Abedi at Stanford University and his colleagues have discovered a phenomenon that they call “polite Wi-Fi”, whereby devices will acknowledge and reply to messages from any other …
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