Cybersecurity #privacy#cybersecurity
New FROST Attack Spies on Websites and Apps Through SSD Timing
Researchers have discovered a new side-channel attack named FROST that uses JavaScript and OPFS to measure SSD contention, allowing websites to infer other sites and apps running on a device. The attack requires a large OPFS file and has limitations but poses a privacy risk. Enterprise users should be aware and limit browser tab usage.
Jun 14, 2026 1 source