When it comes to protecting Linux systems, many users assume they’re immune to malware – but that’s simply not true. Although Linux offers stronger built-in security compared to other operating systems, it is not completely invincible to cyber threats like rootkits, ransomware, and evolving viruses.
For developers, businesses, and individual users alike, adding a trustworthy antivirus solution is a smart layer of defense. Quality Linux antivirus tools provide real-time monitoring, manual scanning, and server protection, all without slowing down system performance. With threats constantly evolving, using antivirus software helps safeguard files, sensitive data, and networks in any Linux-based environment securely.
In this blog, we will take a look at the 10 Best Antivirus software for Linux.
Why use an Antivirus on Linux?
- Cross-Platform Threats: Linux systems can host and transmit malware targeting Windows or macOS, affecting mixed environments.
- Email and File Server Safety: Linux often powers servers; antivirus ensures files and emails aren’t delivering malware to end users.
- Web Server Protection: Many web servers run on Linux; antivirus helps block web-based attacks and code injections.
- Rootkit and Exploit Prevention: Linux can still be vulnerable to rootkits, privilege escalation, and zero-day exploits.
- Regulatory Compliance: Industries like healthcare or finance require antivirus as part of security protocols.
- Advanced Persistent Threats (APTs): Targeted attacks may focus on Linux-based infrastructure.
- Real-Time Monitoring: Antivirus adds proactive defense against unauthorized or malicious activity.
- Peace of Mind: Ensures system integrity, especially in business-critical environments.
List of 10 Best Antivirus Software for Linux
1. ClamAV
- Website: https://www.clamav.net/
ClamAV is an open-source reliable antivirus engine with customization based on Linux systems in mind. It is commonly applied to scan email, web content and files on mail servers & Linux gateways.
ClamAV has a versatile CLI-based interface, and by supporting multiple file formats and archive types, it is relatively easy to interface with other tools, such as Amavis and SpamAssassin. It uses a frequently updated virus database and provides support to on-access scanning in clamd.
Although it does not have a graphical interface, it is still a popular choice of system administrators and developers due to its lightweight nature and the fact that it is open-source. ClamAV is also free and community-based.
Key Features:
- Open-source and free
- On-demand virus scanning
- Mail gateway scanning support
- Regular virus database updates
- CLI-based operation
- Archive unpacking
- Heuristic-based detection
- Third-party GUI tools are available
Pros:
- Completely free with active community support
- Lightweight and efficient on system resources
- Supports multiple file types
- Ideal for mail servers and Linux gateways
- Easy integration with other tools
- Highly customisable
Cons:
- No native graphical interface
- No official real-time scanning (needs configuration)
- Limited enterprise support
- Requires CLI expertise
Pricing:
Free (Open Source)
2. Sophos Antivirus for Linux
- Website: https://www.sophos.com/en-us/products/free-tools.aspx
Sophos Antivirus Linux is a robust software to defend against malware, ransomware and exploits using real-time scanning. It is designed for use by both personal and business users, offering user-based command-line controls and seamless integration with Sophos Centralised Management.
The solution includes automatic updating as well as the detection of Windows, macOS, and Linux-based threats. It has a small footprint that makes it consume minimal system resources.
Sophos AV is one of the most reputable products in the security market and therefore can be used in a hybrid environment or by IT experts protecting the critical infrastructure.
Key Features:
- Real-time malware scanning
- Multi-platform threat detection
- Centralised management via Sophos Central
- Low system impact
- Scheduled scans
- Heuristic detection
- Automatic virus updates
- CLI-based interface
Pros:
- Free version available for personal use
- Strong business-focused features
- Excellent cross-platform compatibility
- Minimal system resource usage
- Regular update
- Enterprise-level control
Cons:
- No GUI for Linux users
- Enterprise features locked behind paywall
- Requires command-line familiarity
- Setup can be complex
Pricing:
Free for personal use; Paid plans for businesses (custom quote)
3. Bitdefender GravityZone for Linux
- Website: https://www.bitdefender.com/business/
Bitdefender GravityZone is an advanced enterprise-wide security and protection package with superior Linux endpoint protection. It provides real-time threat, behavior-oriented analysis, machine learning, and cloud control management.
GravityZone keeps Linux hosts and servers safe against ransomware, rootkits, and high-level long-term hazards (APTs). It is compatible with most versions of Linux such as Ubuntu, CentOS and Red Hat. Suitable to businesses that have more than one system to handle, it fits well in the wider security landscape with scalability and dexterity.
It has low resource consumption and aggressive defense mechanisms that make it an excellent choice of infrastructure on the business level.
Key Features:
- Real-time endpoint protection
- Behavioral and machine learning detection
- Exploit and ransomware protection
- Web-based centralised management
- Low resource usage
- Regular updates
- Cross-platform support
- Email and web filtering
Pros:
- High detection rates using AI
- Strong enterprise-level security features
- Protects mixed environments (Linux, Windows, macOS)
- Cloud and on-premise deployment
- Scalable for businesses of all sizes
- Low system impact
Cons:
- No free version
- Best suited for corporate users
- Learning curve for configuration
- Requires a Bitdefender GravityZone license
Pricing:
Paid (Custom pricing based on endpoints)
4. Kaspersky Endpoint Security for Linux
- Website: https://www.kaspersky.co.in/
Kaspersky Endpoint Security provides robust, real-time protection for Linux servers and workstations. It includes anti-malware, web threat protection, exploit prevention, and supports integration into unified security frameworks across networks.
The solution features centralised policy management via Kaspersky Security Center and supports major Linux distributions. Known for strong malware detection rates and minimal impact on system performance, Kaspersky is widely used in enterprise environments.
Its intelligent scanning engine and secure-by-design architecture offer layered defense against advanced cyber threats. It is best suited for businesses and institutions seeking high-security compliance.
Key Features:
- Real-time and on-demand scanning
- Web and network threat protection
- Exploit prevention
- Centralised policy management
- Multi-layered malware detection
- Integration with Kaspersky Security Center
- Firewall control
- Logs and audit trails
Pros:
- Proven malware detection performance
- Advanced anti-exploit and web protection
- Strong enterprise-grade features
- Easy policy enforcement at scale
- Compatible with major Linux distributions
- Regular signature updates
Cons:
- No free version
- Enterprise-focused; overkill for home users
- Higher cost for small businesses
- Limited GUI usability on Linux
Pricing:
- Kaspersky Standard – ₹479.00*/year
- Kaspersky Plus – ₹659.00*/year
- Kaspersky Premium – ₹779.00*/year
5. Dr.Web Security Space for Linux
- Website: https://www.drweb.com/
Dr.Web provides enterprise-grade antivirus protection for Linux systems, offering both server and desktop solutions. It includes real-time monitoring, anti-spam, heuristic analysis, and rootkit detection.
Designed with security-focused environments in mind, Dr.Web’s solution works efficiently even on older or resource-constrained systems. It provides consistent updates, proactive threat defense, and logs for security auditing.
The software is easy to configure via CLI or GUI, depending on the distribution. Known for stability and reliability, Dr.Web is trusted in sectors requiring heightened protection like finance, healthcare, and government.
Key Features:
- Real-time protection with heuristic analysis
- Anti-rootkit and anti-spam capabilities
- File integrity monitoring
- Customisable scanning profiles
- Remote administration
- Cloud-assisted threat intelligence
- GUI and CLI interface
- System resource monitoring
Pros:
- Very low resource consumption
- Suitable for high-security industries
- Multi-layered scanning and protection
- Malware detection platform
- Lightweight design
- Compatible with older hardware
Cons:
- Paid only; no free tier
- Complex licensing model
- UI feels outdated to some users
- Support not as broad as top-tier brands
Pricing:
Dr.Web Security Space – $31 for 1 year per device
6. Comodo Antivirus for Linux
- Website: https://www.comodo.com/home/internet-security/antivirus-for-linux.php.
Comodo Antivirus for Linux delivers free and secure protection with real-time file scanning, mail gateway support, and an optional graphical interface
It offers an on-access scanner using its proprietary containment technology that runs unknown applications in isolated environments, reducing risk. Comodo supports most major Linux distributions and is suitable for both desktops and servers.
The product features malware detection, quarantine, scheduling, and updates via its own signature engine. Although it isn’t as lightweight as others, it remains a feature-rich option for small businesses or users who need GUI-based management
Key Features:
- Real-time file scanning
- On-access and on-demand scanning
- Containment/sandboxing technology
- Rootkit detection
- Mail gateway protection
- Heuristic-based threat detection
- User-friendly GUI available
- Frequent virus definition updates
Pros:
- Free version with robust protection
- Includes GUI for easier navigation
- Mail server and desktop compatible
- Containment provides extra security
- Suitable for small businesses
- Lightweight design
Cons:
- Not updated as frequently as paid competitors
- Setup can be buggy on some distros
- Fewer integrations
- Basic support
Pricing:
Free
7. Avast Core Security for Linux
- Website: https://www.avast.com/index#android
Avast Core Security for Linux provides robust protection for file servers and networked Linux environments. It offers real-time scanning, automatic virus database updates, and centralised administration via Avast Business Hub.
The antivirus supports ICAP scanning for HTTP/FTP protocols and mail servers. It is designed for enterprise-scale infrastructure and supports Red Hat, CentOS, Ubuntu, and SUSE.
Avast’s cloud-based threat intelligence helps maintain strong protection against evolving malware. It’s a solid choice for businesses running Linux backends and needing consistent endpoint protection across systems.
Key Features:
- Real-time file server protection
- Centralised management via Avast Business Hub
- ICAP interface support
- Automatic updates
- CLI management tools
- Antivirus engine integration
- Email gateway scanning
- Supports Ubuntu, CentOS, Red Hat
Pros:
- Enterprise-grade protection
- Supports integration with business tools
- Cloud-based threat intelligence
- Scalable for networks and servers
- Reliable update frequency
- Lightweight backend service
Cons:
- No free version
- No GUI available
- More suited to IT professionals
- Requires licensing for use
Pricing:
Custom pricing
8. WithSecure (F-Secure Linux Security)
- Website: https://www.withsecure.com/en/home
WithSecure is an enterprise-grade antivirus solution that delivers advanced malware detection and firewall integration for Linux servers.
It includes on-access and manual scanning, with support for security auditing and compliance logging. The solution integrates into WithSecure’s management console, allowing centralised policy enforcement across mixed OS environments.
Its low memory usage and efficient background operation make it ideal for continuous server protection. WithSecure is a popular choice for large-scale businesses and government agencies seeking stable Linux protection with centralized controls.
Key Features:
- On-access and scheduled scanning
- Proactive threat protection
- Centralised configuration and control
- Heuristic and signature-based scanning
- Low resource consumption
- System logging and alerts
- Supports Debian, SUSE, Red Hat
- Firewall integration
Pros:
- Strong enterprise reputation
- Fast and efficient scanning
- Easy to manage at scale
- Suitable for regulatory environments
- Detailed reporting tools
- Supports legacy Linux systems
Cons:
- Paid-only offering
- No GUI version
- More suited for server environments
- Requires technical setup
Pricing:
Paid (Enterprise license via F-Secure)
9. ESET Endpoint Antivirus for Linux
- Website: https://www.eset.com/us/
ESET Endpoint Antivirus for Linux replaces the now-discontinued NOD32 desktop version and offers powerful endpoint protection software for business users.
It supports real-time scanning, threat blocking, and device control across multiple Linux distributions. With advanced heuristics, a lightweight agent, and automatic updates, ESET provides proactive protection without degrading performance.
The platform integrates into ESET Protect for remote management. Suitable for desktop and server environments alike, it provides an effective shield against phishing, ransomware, and targeted attacks in corporate infrastructures.
Key Features:
- Real-time and manual scanning
- Device control and threat prevention
- Lightweight system agent
- Integration with ESET Protect
- Multi-platform compatibility
- Automatic updates
- Command-line interface
- Centralised deployment
Pros:
- Strong replacement for ESET NOD32
- Great for businesses managing Linux endpoints
- Fast scans with minimal impact
- Good central management tools
- Works on many distros
- Excellent support
Cons:
- Paid only; no free plan
- GUI not available in Linux version
- Requires cloud registration
- Aimed at businesses
Pricing:
- PREMIUM – $69.99
- PROTECT COMPLETE – $287.72
10. AVG Linux Server Edition
- Website: https://www.avg.com/en-us/homepage#android
AVG Linux Server Edition is tailored for small and medium businesses running critical server environments. It includes real-time protection, advanced heuristic analysis, and automatic updates to detect Linux and cross-platform threats.
The solution is optimised for file and mail servers and integrates easily with existing infrastructure. While GUI management is minimal, it offers solid command-line utilities and regular threat database updates.
AVG’s reputation and lightweight operation make it suitable for IT professionals who need reliable server security with minimal overhead.
Key Features:
- Real-time server protection
- Automatic threat updates
- Heuristic scanning
- Email server integration
- CLI-based management
- Scheduled scanning support
- Malware quarantine
- Secure boot scanning
Pros:
- Optimised for Linux servers
- Low impact on system resources
- Reliable update infrastructure
- Simple command-line setup
- Trusted AVG backend
- Works well with Postfix/Exim
Cons:
- No GUI version
- Paid license required
- Fewer business management tools
- Not ideal for home users
Pricing:
Custom pricing
Ending Thoughts
While Linux is often seen as a secure operating system, it is not immune to threats. With the rise of sophisticated malware, cross-platform vulnerabilities, and increasing reliance on Linux for servers and business infrastructure, antivirus software plays a vital role in safeguarding systems.
From protecting against rootkits and zero-day exploits to ensuring compliance and preventing malware transmission to other platforms, antivirus solutions provide a necessary layer of defense.
They enhance overall system integrity, enable real-time threat detection, and offer peace of mind for both individual users and enterprise environments. Whether you’re managing a Linux desktop or a critical server, investing in reliable antivirus software is a smart, proactive step toward a secure digital ecosystem.
FAQs
Do I need antivirus software on Linux?
Yes, while Linux is more secure than other operating systems, it’s still vulnerable to malware, ransomware, and other threats. Antivirus software adds an extra layer of protection.
Can Linux get viruses?
Though Linux is less prone to viruses than Windows, it is not immune to malware, especially with its increasing popularity. Antivirus software can help safeguard against evolving threats.
Are Linux antivirus programs resource-heavy?
Most Linux antivirus tools are lightweight and optimized to minimize impact on system performance, ensuring your Linux environment runs smoothly.
Can antivirus software detect threats on servers?
Yes, antivirus software for Linux can detect and mitigate threats on servers, which are often targeted by malware and other attacks.
