They are useful if your system has become fully infected by malware or viruses so that you cannot install an antivirus or anti-spyware tool anymore.
In such a case, the best recourse is to boot from a rescue CD so that your antivirus software is running on a clean system. From that clean system, it will be able to detect and remove viruses without interference from the infection.
With all of these bootable cd are provide as an ISO file, that you can burn it through nero to the cd or dvd.
- Kaspersky Rescue Disk
This rescue disk contains a bootable CD that will boot to a Linux environment, and run a version of the Kaspersky anti-virus program.
- Dr Web LiveCD
It boots to 2 possible modes: a graphical mode or a command line “safe” mode.
- Antivir Rescue CD
- F-Secure Rescue CD
- It works on FAT and NTFS drives. If you boot the rescue disk on a computer that has an internet connection, the antivirus software will automatically get the latest virus definitions.
- BitDefender Rescue CD
It is the linux base bootable cd, but it can heal lot of viruses running on Windows.
- Panda RescueCD
- This rescue CD scans and deletes viruses on your system. Note that it is not able to delete viruses on Windows NTFS and Linux file systems.