Apple macOS ‘Quick Look’ Bug Allows Access to Thumbnail Caches from Encrypted Drives

Apple’s macOS has a neat feature known as “Quick Look” allowing you to preview an image by tapping the space bar. This feature works even when you’re using an external storage drive on your Mac. It has now come to light that the system stores caches of these thumbnails even after a storage drive is unmounted, raising serious security concerns.

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