A 55-year-old Chinese national has been sentenced to four years in prison and three years of supervised release for sabotaging his former employer’s network with custom malware and deploying a kill switch that locked out employees when his account was disabled.
Davis Lu, 55, of Houston, Texas, was convicted of causing intentional damage to protected computers in March 2025. He was arrested and

A 55-year-old Chinese national has been sentenced to four years in prison and three years of supervised release for sabotaging his former employer’s network with custom malware and deploying a kill switch that locked out employees when his account was disabled.
Davis Lu, 55, of Houston, Texas, was convicted of causing intentional damage to protected computers in March 2025. He was arrested and