Dark data is all the information your company stores but never uses—think 55%...

https://wiki-zine.win/index.php/Is_It_True_That_Unused_Enterprise_Data_Grows_at_20%25_CAGR_Through_2027%3F

Dark data is all the information your company stores but never uses—think 55% of stored data just sitting there. It matters because keeping this unused data can cost you millions and create risks like security gaps