A group of researchers has uncovered what looks to be the first browser-based side-channel attack that’s built entirely from CSS and HTML. The JavaScript-free attack has been found to work across most modern CPUs including Intel, AMD, Samsung, and Apple Silicon. Interestingly, the findings say Apple’s M1 and Samsung’s Exynos chips can sometimes be more susceptible to these novel attacks.
Link: Researchers demonstrate new browser-based side-channel attack that affects Intel and M1 Macs
via 9to5mac.com
