Top Linux Antivirus Software: Reviews and Recommendations

Today's article introduces the best Linux antivirus software and explains why, despite Linux's reputation for security, antivirus tools are still useful for protecting the many servers that run Linux.

It discusses the motivations for malware targeting Linux, the role of automated antivirus systems in preventing script execution, and then presents a list of top solutions.

1. Avast Antivirus – a globally known commercial antivirus that offers a strong virus database and is available for enterprise use; it can be downloaded from the official website and installed on the system.

2. Chkrootkit – a lightweight, portable rootkit detection tool developed by Pangea Informatica; it runs from the command line, detects rootkits quickly, and provides management of multiple errors.

3. ESET NOD32 Antivirus 4 – a paid solution often ranked as the best for Linux/Ubuntu users; it offers deep malware, spyware detection and network security, with automatic updates and a free trial option.

4. F‑PROT – provides protection for both industry and home users, supports 32‑bit and 64‑bit architectures, detects over 21 million threats, and is free, portable, and capable of scanning drives, drivers, trojans, macro viruses, and boot‑sector viruses.

5. Panda Cloud Cleaner – a lightweight tool that can be downloaded, given execution permission with chmod , and run to remove unnecessary background antivirus processes, freeing system resources.

6. Rootkit Hunter – originally developed by Michael Boelen; a command‑line tool that detects and eliminates rootkits, trojans, and other malware, supports SHA‑1 verification, and is highly portable.

7. ClamAV – an open‑source, free antivirus from Cisco Systems, available in most Linux repositories; the command‑line interface offers advanced control for power users, while ClamTK provides a GUI for beginners.

8. Firetools – a GUI sandbox tool built on Firejail; it allows users to run scripts and software in isolated environments to test safety without affecting other data, and works well alongside other antivirus scanners.

9. Comodo – a free, easy‑to‑install antivirus from Comodo Cybersecurity that offers real‑time protection, cross‑platform support for 32‑ and 64‑bit systems, on‑demand scanning, anti‑spam, anti‑malware, and a memory firewall.

10. Sophos – widely regarded as the best free Linux antivirus; it provides on‑demand and real‑time scanning, can detect and remove viruses on other operating systems, and is a lightweight solution for comprehensive protection.

The appendix notes that while Linux is generally secure, maintaining good security habits is essential, and recommends two books for deeper security knowledge: “White Hat Web Security” by Wu Hanqing and “Network Attack and Defense Technology” by Guo Fan.