Chapter 3 alks about the differnt characteristics of hackers, how these people work. there are different kinds of hackers, there are some who do there work for academic purposes, there are soome who takes advantage of others work, because of their capabilities, their knowledge, they are able to manipulate works with their intelligence. in this chapter they talk about how hackers get invovled witht he open source, they are able to take advantage of the systems in their own ways, with the technologytoday we should be careful with what we have, we shold be responsible for our acts we should not take advantage of people’s works, it has been shared to us but we should usse it in a positive way.people are always updated in the technology, hackers have their own ways to interfere, manipulate the system.