Antivirus software are a must to protect your computer from harmful viruses and other malicious software that threatens the security of the system. If the antivirus is not installed on the computer, an online scan can be done using F-secure. F-secure allows a full system scan online and can automatically clean any virus found in the computer system. ActiveX Control is required to carry out an online scan with F-secure. After the completion of the scan, a detailed analysis report of the scan and any disinfections carried out is generated. A computer must be scanned for viruses on a regular basis to prevent the loss of data due to viruses.