Dark data is all the stuff companies collect but never actually use—think old...

https://www.cool-bookmarks.win/dark-data-is-the-inactive-or-unseen-information-companies-keep-but-don-t-use

Dark data is all the stuff companies collect but never actually use—think old files, emails, and system logs. Around 55% of data stored falls into this category, which ties up costly storage and creates security risks