Link to: https://arstechnica.com/security/2026/05/websites-have-a-new-way-to-spy-on-visitors-analyzing-their-ssd-activity/

Telltale SSD activity can be measured in the browser using simple JavaScript.

Telltale SSD activity can be measured in the browser using simple JavaScript.

Link to: https://arstechnica.com/security/2026/05/websites-have-a-new-way-to-spy-on-visitors-analyzing-their-ssd-activity/

Una nuova tecnica di fingerprinting usa l'attività SSD via browser per identificare gli utenti senza cookie.

The technique correctly identified visited websites with roughly 89% accuracy and running applications with roughly 96% accuracy on a test Mac

The method, known as FROST – short for "fingerprinting remotely using OPFS-based SSD timing" – focuses on how different processes compete for storage access. That competition…

IT-Forscher haben mit „FROST“ einen Seitenkanalangriff demonstriert, bei dem Browser über SSD-Zugriffszeiten Informationen über das Nutzerverhalten ausspähen.