Websites can spy on user activity by analyzing SSD behavior

Websites have spent years collecting information about visitors through browser fingerprinting, tracking scripts, and other techniques designed to identify devices and monitor behavior. Researchers have demonstrated another method that relies on something most users would never expect a website to observe: activity on their SSD (Solid-State Drive), the storage device where applications and files are stored. Dubbed FROST, short for Fingerprinting Remotely using OPFS-based SSD Timing, the technique allows a website to infer information about … More → The post Websites can spy on user activity by analyzing SSD behavior appeared first on Help Net Security.

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