OSINT, or Open Source Intelligence, is the collection and analysis of data from publicly available sources to produce actionable intelligence. These sources can include traditional media, forums, blogs, government publications, academic reports, satellite imagery, but above all, social networks and all the information accessible via search engines and websites. OSINT is an essential discipline in the fields of cybersecurity, law enforcement, business intelligence and investigative journalism, making it possible to track threats, verify facts or gather evidence by exploiting only data that is potentially accessible to everyone.
There's a scary adage in cybersecurity: «Attackers only need to be right once. You need to be right 100% of the time.» But it gets worse. Attackers often know your network better than you do. Even before launching a single line of malicious code, they've already mapped your forgotten servers, [...]
