Nothing is more vulnerable to any kind of attack than the compositions of different components. In fact, better perimeter protection is one of the tactical advantages of the old silo approach, and no one can deny this. You could protect your service compositions made from the same service domain because you can control it in the same way as a silo; however, if there is a single participant (composition member) outside of the domain's premises, all security concerns will multiply drastically.

In this chapter, we will be faced with quite a few challenges, some of which we have already mentioned. Firstly, native-born security architects have completely different mindsets than solution architects. We cannot ask you to forget all that you have already learned from previous chapters, but we will try to introduce you to another way of thinking using our knowledge of patterns and frameworks.

In about 40 pages, we will do our best to systematically cover...