Adrian Lamo (born February 20, 1981) is a Colombian-American threat analyst and former hacker.Lamo first gained media attention for breaking into several high-profile computer networks, including those of The New York Times, Yahoo!, and Microsoft, culminating in his 2003 arrest. In 2010, Lamo reported U.S. soldier PFC Bradley Manning (now known as Chelsea Manning) to federal authorities, claiming that Manning had leaked hundreds of thousands of sensitive U.S. government documents to WikiLeaks.