Grey Area, Dark Web Data Collection and the Future of OSINT, Wiley, Vinny Troia,Network security,Computer networking and communications, Dark web data; national security; OSINT; intelligence community; DOD; defense intelligence; open source intelligence; publicly available information; PAI; commercially available information; CAI; date beach intelligence; data breach strategy,, , United States, en-UShttps://www.wiley.comDark web data; national security; OSINT; intelligence community; DOD; defense intelligence; open source intelligence; publicly available information; PAI; commercially available information; CAI; date beach intelligence; data breach strategy, [BLURB],[CITY],,books, ebooks, biblet, Book2look