<Ul> <Li> search </Li> </Ul> <Tr> <Td> Guides (show) <Ul> <Li> Book </Li> <Li> Index </Li> <Li> Outline </Li> </Ul> </Td> </Tr> <Ul> <Li> Book </Li> <Li> Index </Li> <Li> Outline </Li> </Ul> <Tr> <Td> Internet portal </Td> </Tr>

Discuss the three (3) most important concepts of web and network privacy