Chinese hackers infiltrated a major Asian telecom for four years, stealing data via vulnerable routers.

Chinese state-sponsored hackers, known as the Weaver Ant group, were found to have infiltrated a major Asian telecom company's network for over four years, using vulnerable Zyxel routers as entry points. They deployed web shells and tunneling techniques to maintain access and steal sensitive data, adapting to network changes to avoid detection. The group is linked to China based on their methods and tools.