Hackers exploit File System Access API in modern browsers to execute ransomware.

New ransomware threat: Beware where you upload files. Modern web browsers, with enhanced capabilities to manipulate data within the browser and local file system, can be exploited by hackers to trick users into enabling ransomware that locks files, even while performing usual online tasks. Researchers have discovered that hackers can access computer files via the File System Access API, used in modern browsers, to execute this tactic.

April 26, 2024
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