Dark data is the inactive or unused information that piles up in your systems,...

https://messiahssplendidjournals.lowescouponn.com/what-are-the-68-built-in-sensitive-data-scanners-used-for

Dark data is the inactive or unused information that piles up in your systems, making up 55% of stored data on average. It poses real risks like ransomware exposure because outdated files often lack proper security updates