Concerns about food safety used to focus on accidental pollution, but during the last few years, after the 9/11 terrorist attack in New York City, they also relate to the possibility of an intentional introduction of biological, chemical or radiological agents in the food chain, therefore reaching the end consumer.

It is very easy to harm the activity of an agri-food company and cause economic damages. This situation might not only be due to the action of terrorists, but also to the action of unsatisfied employees or competitors.