Best Anti-Spyware Software for Linux of 2025

Control D is a customizable DNS filtering and traffic redirection platform that leverages Secure DNS protocols like DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC, with support for Legacy DNS. With Control D you can: block malicious threats, block unwanted types of content network wide (ads & trackers, IoT telemetry, adult content, socials, and more), redirect traffic using transparent proxies and gain visibility on network events and usage patterns, with client level granularity. Think of it as your personal Authoritative DNS resolver for the entire Internet that gives you granular control over what domains get resolved, redirected or blocked.

For IT professionals to stop ransomware, you need to do more than look for threats. ThreatLocker helps you reduce your surface areas of attack with policy-driven endpoint security and change the paradigm from only blocking known threats, to blocking everything that is not explicitly allowed. Combined with Ringfencing and additional controls, you enhance your Zero Trust protection and block attacks that live off the land. Discover today the ThreatLocker suite of Zero Trust endpoint security solutions: Allowlisting, Ringfencing, Elevation Control, Storage Control, Network Access Control, Unified Audit, ThreatLocker Ops, Community, Configuration Manager and Health Center. 

The WatchGuard EPP solution transcends traditional signature-based antivirus measures by effectively thwarting malware, ransomware, and threats that exploit unknown zero-day vulnerabilities. Notably, it operates through an easy-to-use cloud-based console paired with a lightweight agent that ensures optimal endpoint performance without disruption. WatchGuard EPP safeguards against viruses, malware, spyware, and phishing attempts, employing a robust array of security strategies that include signatures, local caching, and proprietary intelligence feeds sourced from previously identified malware through our EDR products. This multifaceted approach allows for the detection of zero-day exploits by leveraging behavioral heuristics alongside established indicators of attacks as “contextual rules.” Furthermore, WatchGuard EPP consolidates next-generation antivirus protection across all your Windows, macOS, and Linux desktops, laptops, and servers, while also supporting leading virtualization environments, making it a versatile choice for comprehensive endpoint security. The integration of these advanced features ensures that your organization's digital assets remain protected in an ever-evolving threat landscape.

Experience robust and efficient security that operates seamlessly without causing any slowdowns, defending against various forms of malware. It provides protection for Mac, Windows, and Linux systems, shielding you from a variety of threats such as viruses, ransomware, worms, and spyware. You can take full advantage of your computer's capabilities, whether playing, working, or browsing the web, all without interruptions. Our security solution is user-friendly, making installation, renewal, and upgrades a breeze while ensuring routine tasks are easily managed. We appreciate your loyalty, and renewing your ESET subscription takes just a few clicks, allowing you to use your current license key for activation effortlessly. Additionally, you can modify your subscription preferences and eStore account details with ease. ESET offers proven multilayered protection against ransomware and other malware, trusted by over 110 million users globally. Enjoy gaming sessions free from annoying pop-ups, and benefit from battery-saving mode to stay connected longer. Your online safety and smooth computing experience are our top priorities.

Enterprise servers often serve as a centralized hub for information exchange, making them susceptible to vulnerabilities. Even within the confines of a secure network, users or applications lacking sufficient protection might inadvertently upload compromised files to the server, which can then propagate to other connected systems accessing those files. Furthermore, large organizations can operate hundreds or even thousands of individual servers that necessitate constant monitoring, configuration, and upkeep. Today's advanced cyber threats are capable of exploiting multiple network points, leaving behind hidden damage and creating risks for re-infection. Trend Micro™ ServerProtect™ offers robust protection against viruses, spyware, and rootkits while enhancing the efficiency of security operations on servers. This software not only scans and detects malware in real-time but also includes capabilities for cleaning up and repairing the system from any malicious code. By streamlining these processes, ServerProtect ensures that organizations can maintain a higher level of security and minimize potential disruptions.

The AhnLab TS Engine Suite is a state-of-the-art integrative engine designed to effectively combat a diverse range of contemporary security threats, such as viruses, malicious software, Trojan horses, spyware, and phishing attempts. By offering the AhnLab TS Engine Suite API, it facilitates seamless integration and application across various types of software solutions, ensuring both flexibility and stability in your system's operations. Its customizable modules make it simple to implement within your environment or services, while providing robust anti-virus and anti-spyware protection. This suite plays a crucial role in safeguarding your system against malware and significantly reducing potential damage. Additionally, it guarantees the reliability and stability of your services, adapting gracefully to diverse operating systems and product types. With rapid and precise detection and remediation capabilities, the AhnLab TS Engine Suite stands out as a comprehensive solution for security management. Users can trust that their systems will remain secure and resilient against evolving threats.