Viruses can be prevented by taking sensible precautions, including:

• Using anti-virus software to scan your system daily or weekly
• Update the scanning software regularly
• Not allowing people to load applications \ executable files on your system
• Using special filtering software to prevent downloads of computer programs
• Scanning all incoming e-mails
• Not opening suspicious emails or attachments.
• Avoiding software from unreliable sources
• Backing up data regularly so you can recover your data with clean copies.