The best defence is a good offence. Vulnerability Assessment and Critical Control Points is a word that stands for this process. Finding the weak areas in the supply chain allows for the prevention of diluted food and food fraud. Economically motivated adulteration (EMA) is of particular importance. Product upgrades that are not authorized, product substitutes, counterfeiting, stolen goods, and other examples are given. VACCP and TACCP are concerned with intentional adulteration.