A 21-year-old man has admitted planting malware on his former employers computer network after he was fired. David Ernest Everett Jr planted three malicious files on 1000 servers, designed to crash systems. Wand Corp, a firm which produces integrated solutions for fast-food restaurants, claims that it spent almost 1,000 per hour on the malicious files. The company claims to have spent almost $2,000 on installing the malware on servers at 25 different restaurants in April 2008.”]
Source: https://grahamcluley.com/exworker-planted-malware-crash-restaurant-systems/