The U.S. and its Five Eyes intelligence partners issued a joint warning (PDF) that Chinese military intelligence services are using LinkedIn and other professional networking sites to recruit people with access to government, military, foreign policy, or sensitive economic information. "These actors use an aggressive online recruitment strategy whereby intelligence officers or their affiliates pose as employees of private consultancies, think tanks or human resources firms, and place online job advertisements for foreign policy and defense analysts," the agencies said Wednesday. "China's military intelligence services ultimately seek to acquire privileged military, political and economic int...