{Prime+ Probe} 1,{JavaScript} 0: Overcoming Browser-based {Side-Channel} Defenses

Anatoly Shusterman, Ayush Agarwal, Sioli O'Connell, Daniel Genkin, Yossi Oren, Yuval Yarom

30th USENIX Security Symposium (USENIX Security 21), 2863-2880, 2021

The” eternal war in cache” has reached browsers, with multiple cache-based side-channel attacks and countermeasures being suggested. A common approach for countermeasures is to disable or restrict JavaScript features deemed essential for carrying out attacks.