Though Linux is often seen as being immune to malware it's still important to have protection, partly because Linux malware does exist, even if it’s rare, and partly to prevent the passing on of viruses to more vulnerable operating systems like Windows and Android.
Independent testing organization
AV-Comparatives has been looking at the leading Linux anti-malware offerings to gauge their ease of installation, features and more.
Linux has only around a 1.5 percent share of the desktop market so there are relatively few
antivirus programs aimed at home users. Also Linux software is usually installed via community-maintained repositories that make it harder to distribute malware.