The document discusses security risks to home computer data and provides recommendations for protection. It outlines common security threats like viruses, worms, spyware and hacking. It also describes computer security principles of confidentiality, integrity and availability. The main steps to protect data are having a strong system, being careful online, and using security tools. Home users are warned to take computer security seriously to protect their data from online threats.

1. Heriot-Watt University Tutor: Josie Pilcher Date: 07/06/2006 Home Computer Security By: Mohammed A. Wahig Al-Sahli

3. Computer Security Risk Management

4. Home Computer Network and the Internet

5. Network Connection Requirements

6. Computer Ports and Address

7. Common Security Threats against Home Computer

8. Protecting Home Computer

9. the Main steps to Protect Home Computer Data

12. There are a growing number of sources that can put home computer data at risk (Nash, 2004).

14. Home Computer Security Heriot-Watt University Home Computer Data is at Risk Malicious Code (2004/2005)-LinuxBy Kaspersky Web Site

18. According to Roark and Devine (2002)networks can be categorized to: Server-based networks Enterprise networks Peer-to-Peer networks which is used commonly for home computers.

23. Viruses:

24. can be replicated by someone.

25. can not replicate itself.

27. Worms:

28. can be replicated by someone.

29. can propagate itself.

30. can destroy data, crash systems.

31. Spywares /Adwares:

32. can open some ports on a victim system .

33. can give access permission for an Intruder.

34. can monitor a user’s activities and report the results to an Intruders.

36. Phishing :

38. Strong Computer System

39. Intelligent and Careful User