From thehackernews.com
A former Siemens contractor has pledged guilty in federal court Friday to secretly planting code in automated spreadsheets he had created for the company over a decade ago that deliberately crashes the program every few years.
David Tinley, a 62-year-old resident of Harrison City, Pennsylvania, was hired by Siemens as a contract employee for Monroeville, Pennsylvania location, in 2002 to create custom automated spreadsheets for various Siemens projects related to the power generation industry.