Dark data is the information your business collects but never uses—often making...

https://www.stall-bookmarks.win/dark-data-is-the-information-collected-but-never-used-often-making-up-55-of

Dark data is the information your business collects but never uses—often making up 55% of stored files. This inactive data not only wastes storage and backup resources but also increases breach and ransomware risks