Dark Web Intelligence could help law enforcement and intelligence agencies to gather information on potential attacks. Intelligence experts are aware that cyber criminals, terrorists, and lone hackers crowd the dark park on the web to communicate each other, to exchange information and for many other illegal activities. The risk to compromise the sources and the methodologies of information gathering, communicating the findings of the investigation to private companies could be the risk of triggering the companies potential victims of unpredictable reactions. Security experts are concerned that divulging information collected during the investigation, especially from Dark Web resources, may induce changes in the modus operandi of the attackers.”]
Source: https://securityaffairs.co/wordpress/39826/cyber-crime/dark-web-intelligence-pro-and-cons.html