Dark data is the information your company collects but never uses, often making...

https://web-wiki.win/index.php/What_Should_I_Do_with_Temp_Files_and_Legacy_Exports%3F

Dark data is the information your company collects but never uses, often making up 55% of stored data. This unused data not only wastes money on storage and backup but also raises risks like ransomware attacks and data breaches