OK so here are the clues:
8 Letter word- This keeps your user area secure?
11 Letter word- Another name for a computer on a network?
5 Letter word- This usually connects a LAN together?
8 Letter word- The software that keeps the network safe from hackers and viruses?
10 Letter word- The machine that stores your data and files
8 Letter word- This tells the server who you are and what files to present to you?
10 Letter word- Hardware that can be connected to a network and shared?
8 Letter word- The largest WAN in existence?
4 Letter word- The network topology which has a server in the middle?
4 Letter word- The network topology which sends data in one direction only?
