Integrating open source components in embedded products is a real opportunity to improve your productivity and to implement attractive new features in your products. But for benefiting safely from this new approach of Intellectual Property, a good knowledge of its characteristics and a minimum of organization are needed. For two years now, an EADS working group has been exploring and implementing such organizations in each business unit. Based on this experience, we will go in this article through the risks induced by the availability of open source components, and will expose an approach for implementing the control mechanisms that are required in your company.