NSA’s intell gathering puts the spotlight on metadata | GCN

Metadata is often described as data about data, an ambiguous definition. More specifically, it is descriptive information about a particular data set, object or resource, including how it is formatted, and when and by whom it was collected.

“One of the things about the recent news I appreciated is the defining of the word metadata,” said Marion Royal, program director for Data.gov, the government website that gives the public access to machine-readable datasets generated by federal agencies.