Dark data is the information your company keeps but doesn’t use—often 55% of...

https://astro-wiki.win/index.php/Is_It_True_55_Percent_of_Enterprise_Data_Is_Dark%3F_Exploring_Dark_Data_Statistics_in_2025

Dark data is the information your company keeps but doesn’t use—often 55% of stored data. It creates real risks like ransomware exposure since old files can hide threats