1. Done by: Abir Almaqrashi
Ahlam Alabri
Shiekha AlRashdi

2. The Outline
 Definition of viruses.
 Why people create viruses.
 How the viruses enter your computer.
 Examples of viruses.
 Protecting information & computer.
 Definition of antivirus.
 Antivirus functionality.
 Examples of antivirus.
 Selecting an antivirus.

3. It is a small software program that is
designed to replicate itself. It has a negative
effect, such as causing a program to operate
incorrectly or corrupting a computer's
memory.
What is a Computer Viruses

4. Why people create computer viruses
 To make money.
 To steal account information.
 To cause problems and trouble for others.

5. How the viruses enter your computer?
1. Internet
 Software , gaming and multimedia
downloads
 Opening e-mail attachments
 Accepting without reading
2. Devices
 USB devices
 CD,DVD
 Bluetooth device.
 Mobile devices.

6. Examples of Viruses
1. Boot Sector Virus
2. Macro Virus
3. File Virus
4. Steath Virus
5. Polymorphic virus
6. Multipartite Virus
7. Worm
8. Trojans
9. shortcut virus

7. How to protect information in general.
Keep your computer clean and cool .
Use clean, steady power source .
Keep backups.
Use good password.
Keep your OS up to date.
Run a personal firewall.
Delete spam
Do not install shareware
Download and install a spyware removal tool.

8. How to protect your computer from viruses
 Technical measures
Anti-virus software
Update
 Check mail-servers
 Reject all e-mails of dangerous or unknown extensions

9.  Back up your important files
 scan any removable hardware
 Install security updates for your operating system and
programs
How to protect your computer from viruses

10. The definition of antivirus.
antivirus" is protective software designed to
defend your computer against malicious
software.

11. How Antivirus Software Works
 On-Access Scanning
 Full System Scans
 Virus Definitions
 Heuristics

12. Examples of Anti-Virus Software
 Shield Deluxe
 Trend Micro
 Norton Antivirus
 Panda Antivirus Pro

13. Examples of Anti-Virus Software
 Zone Alarm Anti-Virus
 Vipre Antivirus
 BitDefender Antivirus
 Kaspersky Antivirus

14. How to Choose the Right Antivirus Software
for Your PC
1. narrowed the list to meet your operating
system
2. narrowed the list to meet your usage needs
3. check the major certification and testing
agencies
4. (detection) check out the test scores
5. Evaluation

15. The top 10 antivirus software 2013
reviewed by (toptenantivirus.net )
BitDefender Antivirus
Vipre Antivirus
Perfect Antivirus
Kaspersky Antivirus
5 Norton Antivirus
ESET Nod32 Antivirus 5
F-Secure Antivirus
TrendMicro Titanium Antivirus
Zonealarm Antivirus
McAfee Antivirus Plus