Dark data is the inactive or unused data stored but never analyzed. Around 55%...

https://www.kilobookmarks.win/dark-data-is-the-unstructured-information-companies-collect-but-never-use

Dark data is the inactive or unused data stored but never analyzed. Around 55% of enterprise data sits idle, leading to unnecessary storage and backup costs. It also increases risk, as ransomware attacks often target forgotten files