Dark data is the inactive or unused information your business stores but...

https://travispyuj085.raidersfanteamshop.com/bluexp-now-netapp-console-does-it-change-data-management

Dark data is the inactive or unused information your business stores but doesn’t analyze, often making up 55% of all data. It creates real risks like increased ransomware exposure and drives up costs through wasted storage and backup resources