Since the middle of 2020, a Chinese state-sponsored threat actor called 'Tropic Trooper' has been targeting transportation organizations and government entities related to transportation sector, Trend Micro reports. Also known as Earth Centaur and KeyBoy, the advanced persistent threat (APT) has been around since 2011, conducting espionage campaigns against organizations in government, healthcare, high-tech, and transportation sectors in Hong Kong, the Philippines, and Taiwan. As part of the attacks conducted over the past year and a half, Trend Micro warned that the group attempted to access flight schedules, financial plans, and other internal documents at the target organizations, as well…