A federal jury in Cleveland convicted a Texas man today for writing and deploying malicious code on his former employer’s network.

According to court documents and evidence presented at trial, Davis Lu, 55, of Houston, was employed as a software developer for the victim company headquartered in Beachwood, Ohio, from November 2007 to October 2019. Following a 2018 corporate realignment that reduced his responsibilities and system access, Lu began sabotaging his employer’s systems. By Aug. 4, 2019, he introduced malicious code that caused system crashes and prevented user logins. Specifically, he created “infinite loops” (in this case, code designed to