Dark data is all the information stored but never used—think of files taking up...

https://lima-wiki.win/index.php/How_Do_I_Audit_What_Files_Were_Sent_Into_an_AI_Pipeline%3F

Dark data is all the information stored but never used—think of files taking up space but adding no value. Around 55% of enterprise data falls into this category, which leads to wasted storage costs and higher security risks