Best IT Security Software for Linux of 2025

Empower Your Team to Attain Top-Tier IT Security Discover a comprehensive IT Security solution featuring SIEM, endpoint oversight, round-the-clock monitoring, and automated responses designed to simplify operations, enhance visibility, and accelerate response times. We take on the demanding aspects of security, allowing you to reclaim valuable time in your schedule. With ready-to-use detections, curated alerts, and established response protocols, your team can unlock genuine IT security benefits with Blumira. Rapid Implementation, Instant Impact: Seamlessly integrates with your existing tech infrastructure and can be fully set up within hours, without any ramp-up time. Unlimited Data Ingestion: Enjoy predictable pricing with unrestricted data logging to support complete lifecycle detection. Streamlined Compliance: Benefit from one year of data retention, pre-designed reports, and continuous automated monitoring. Exceptional Support with 99.7% Customer Satisfaction: Access Solution Architects for product assistance, a dedicated Incident Detection and Response Team developing new detections, and around-the-clock SecOps support.

IT administrators and managers appreciate Access Server because OpenVPN simplifies network security and secure remote access, catering to both seasoned IT professionals and newcomers to the field. If you have a background in Linux, Access Server is tailored for you. It offers a straightforward and budget-friendly solution to enhance your network security within a self-hosted setup.

DriveStrike is simple to use, implement, and manage. DriveStrike allows you to perform remote wipe, remote lock, or remote locate commands on any platform. Mobile device management MDM for mobile platforms. Integrated drive encryption support. Our support team is available to answer any questions, help you install our services, or manage your account. It's never been easier to protect your data and devices. We are happy to answer any questions you may have or help you understand how to best protect your data. Protect your business with a device- and data protection platform that keeps all devices protected with a single solution. Your Workstations, iPads and iPads, Smartphones as well as Tablets, Tablets, Tablets, and Laptops will be protected, organized, secure, & protected.

ThreatLocker Zero Trust Endpoint Protection Platform provides extensive application control with features like ring-fencing and selective elevation, ensuring meticulous execution management. Offering learning mode and extensive support, it integrates threat detection and activity monitoring to enhance compliance, reduce costs, and bolster cybersecurity through alerts and approvals. Despite its strengths, there are areas for improvement in training flexibility, policy updates, and interface enhancements, along with challenges in handling non-digitally signed software. Deployed across environments, it works well with existing cybersecurity instruments for real-time threat prevention.

ESET Protect Advanced offers a comprehensive cybersecurity solution for businesses of any size. It offers advanced endpoint security against ransomware and zero-day threats. It also includes full disk encryption to ensure legal compliance and data security. The solution uses adaptive scanning, cloud sandboxing and behavioral analysis for proactive cloud-based threats defense. Mobile threat protection secures Android and iOS with anti-malware and anti-theft. It also offers cloud app security, mail server protection, vulnerability and patch management, and cloud app protection. Multi-factor authentication and extended detection and reaction (XDR) improve threat detection and response. The solution provides a single pane of glass remote management to provide visibility into threats and users. It also offers advanced reporting and customized notifications.

The CLEAR™ Cryptosystem is a FIPS-140-3 validated encryption SDK designed to secure files, streaming media, databases, and network communications with cutting-edge, programmable encryption technology. Fully compatible with all modern computing platforms, CLEAR™ provides a simple, turnkey solution for integrating advanced encryption into existing security systems. With Post-Quantum Cryptography (PQC) capabilities, it delivers future-proof protection against emerging cybersecurity threats, ensuring your data is secured with the strongest available encryption methods. Key Features: • PQC Encryption Strength ( 512bit - 10,240bit) • Ultra Low-Latency Streaming (< 11µs / Packet) • Hyperkey™ Technology with embedded ACL • Multi-Factor / Bio-Metric Symmetric Keys • Plug-N-Play Entropy - CSRNG, QRNG, HRNG Benefits: • Pass cybersecurity audits with best-in-class tools • Share data securely via Sharepoint, Dropbox, etc. • Protect legacy gear and outdated network equipment • Extend protection to files in 3rd party portals • Future lasting power - long-term data archival

NinjaOne automates the hardest parts of IT, empowering more than 20,000 IT teams. By providing deep insights into endpoints, robust security measures, and centralized control, NinjaOne boosts efficiency while safeguarding sensitive data and cutting IT expenses. This comprehensive platform offers a versatile toolkit for managing and securing endpoints, including patch management, mobile device oversight, software distribution, remote support, backup solutions, and more, thanks to its extensive IT and security integrations.

Enhance IT Security with New Relic: Protect your organization with cutting-edge threat detection and robust safeguards. Boost your IT security framework using New Relic's powerful observability platform, which offers software engineers extensive visibility and control over your security environment. Our solution features real-time monitoring and sophisticated threat detection, enabling you to proactively spot and mitigate vulnerabilities before they affect your operations. Effortlessly integrate security insights into your overall IT management to maintain compliance, reduce risks, and secure essential assets. Improve your incident response strategies, streamline security processes, and align your security initiatives with your organizational goals. With New Relic, strengthen your enterprise's defenses against emerging threats and cultivate a proactive security and resilience mindset.

ManageEngine's Endpoint Central, formerly Desktop Central, is a Unified Endpoint Management Solution that manages enterprise mobility management, including all features of mobile app management and mobile device management, as well as client management for a wide range of endpoints such as mobile devices, laptops computers, tablets, servers, and other machines. ManageEngine Endpoint Central allows users to automate their desktop management tasks such as installing software, patching, managing IT assets, imaging, and deploying OS.

You can deploy anywhere with co-managed threat detection/response. ConnectWise SIEM (formerly Perch) is a co-managed threat detection and response platform that is supported by an in-house Security Operations Center. ConnectWise SIEM was designed to be flexible and adaptable to any business size. It can also be tailored to your specific needs. With cloud-based SIEMs, deployment times are reduced from months to minutes. Our SOC monitors ConnectWise SIEM and gives you access to logs. Threat analysts are available to you from the moment your sensor is installed.

Site24x7 provides unified cloud monitoring to support IT operations and DevOps within small and large organizations. The solution monitors real users' experiences on websites and apps from both desktop and mobile devices. DevOps teams can monitor and troubleshoot applications and servers, as well as network infrastructure, including private clouds and public clouds, with in-depth monitoring capabilities. Monitoring the end-user experience is done from more 100 locations around the globe and via various wireless carriers.

Chrome Enterprise offers a comprehensive suite of advanced security measures that are essential for modern enterprise IT security frameworks. With features like sandboxing, site isolation, and real-time Safe Browsing notifications, Chrome effectively shields users from various online dangers such as malware, ransomware, and phishing attacks. Organizations can manage and personalize security settings through the Admin console, enabling them to implement strict browsing policies, limit extensions, and ensure adherence to both internal guidelines and regulatory standards. Additionally, Chrome's security capabilities work seamlessly with endpoint protection and identity management systems, creating a robust defense mechanism. This multifaceted security strategy empowers organizations to proactively counteract emerging threats while preserving operational flexibility, and it facilitates easier compliance with regulations like GDPR and HIPAA, among others.

Cloud-based solution for observability that helps businesses manage and track workload and performance through a single dashboard. Monitor all the services you run on your cloud without compromising cost, granularity or scale. Groundcover is a cloud-native APM solution that makes observability easy so you can focus on creating world-class products. Groundcover's proprietary sensor unlocks unprecedented granularity for all your applications. This eliminates the need for costly changes in code and development cycles, ensuring monitoring continuity.

Aikido is the all-in-one security platform for development teams to secure their complete stack, from code to cloud. Aikido centralizes all code and cloud security scanners in one place. Aikido offers a range of powerful scanners including static code analysis (SAST), dynamic application security testing (DAST), container image scanning, and infrastructure-as-code (IaC) scanning. Aikido integrates AI-powered auto-fixing features, reducing manual work by automatically generating pull requests to resolve vulnerabilities and security issues. It also provides customizable alerts, real-time vulnerability monitoring, and runtime protection, enabling teams to secure their applications and infrastructure seamlessly.

Start running backups and restores in less than 15 minutes! Comet is a fast, secure all-in-one backup platform for businesses and IT providers. You control your backup environment and storage destination (local, Wasabi, AWS, Google Cloud Storage, Azure, Backblaze, or other S3 storage providers). Our software supports businesses across 120 countries in 13 languages. Test drive Comet Backup with a 30-day FREE trial!

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.

OpManager is the ideal end-to-end network monitoring tool for your organization's network. With OpManager, you can keep a close eye on health, performance, and availability levels of all network devices. This includes monitoring switches, routers, LANs, WLCs, IP addresses and firewalls. Insights into your hardware health and performance; monitor CPU, memory, temperature, disk usage, and more to improve efficiency. Seamlessly manage faults and alerts with instant notifications and detailed logs. Streamlined workflows facilitate easy set-up to execute quick diagnosis and corrective measures. The solution also comes with powerful visualization tools such as business views, 3d data center views, topology maps, heat maps, and customizable dashboards. Get proactive in capacity planning and decision-making with over 250 predefined reports covering all important metrics and areas in your network. Overall, OpManager's detailed management capabilities make it the ideal solution for IT administrators to achieve network resiliency and efficiency.

Delska is a data center and network operator that provides tailor-made IT and network services for businesses. With 5 data centers (one under construction, launching in 2025) in Latvia and Lithuania, and points of presence in Germany, Netherlands, and Sweden, we offer a comprehensive regional data center and network ecosystem. By 2030, we aim to achieve net-zero CO2 emissions, setting standard for sustainable IT infrastructure in the Baltic region. In addition to cloud computing, colocation, data security, network, and other services, we have launched the self-service cloud platform myDelska for swift virtual machine deployment, IT resources management, and soon-to-come bare metal services. Key features: • Unlimited traffic and predictable monthly costs • API integration • Flexible firewall configurations • Backup solutions • Real-time network topology • Latency measurement map • Alpine Linux, Ubuntu, Debian, Windows OS, openSUSE and other operating systems Since June 2024, Delska has merged 2 companies—DEAC European Data Center and Data Logistics Center (DLC). Both operate under their respective legal entities, which are owned by Quaero European Infrastructure Fund II.

GoAnywhere MFT offers secure file transfer for businesses. GoAnywhere MFT software can be deployed on-premise, in cloud or hybrid environments. It allows organizations to securely exchange data between employees, customers, trading partners, and systems. GoAnywhere MFT won the Cybersecurity Excellence Award in Secure File Transfer.

Unimus is a powerful network automation, configuration backup, and change management solution designed to simplify network operations for businesses of all sizes. Supporting 400+ device types across 150+ vendors, Unimus is a network-agnostic platform that eliminates manual network tasks while enhancing security and reliability. With automated configuration backups, Unimus ensures seamless disaster recovery, giving IT teams quick access to historical versions and real-time change tracking. Its network auditing features provide instant visibility into configuration consistency, compliance, and security risks. Change management is simplified with automatic change detection, detailed version history, and customizable notifications. Unimus' intuitive web-based interface makes it easy to manage networks without requiring deep technical expertise, while its integrated CLI access allows for real-time troubleshooting and command execution. Whether you're looking to automate bulk configuration changes, perform firmware upgrades, or improve network visibility, Unimus provides a scalable, cost-effective solution for modern network infrastructures.

Proton Pass protects your passwords and identities with end-to-end encryption. Proton Pass was developed by the same team that created Proton Mail - the world's largest encrypted mail service. Proton is recommended by the United Nations to share highly sensitive data. Our encryption is open-source and battle-tested. Proton Pass was the first password manager created by a security firm with a privacy-first approach. Join the millions who have already signed up to Proton in order to protect their data.

Proton Mail was founded in Switzerland, and all of our servers are located there. All user data is protected under strict Swiss privacy laws. All emails are encrypted automatically using end-to-end encryption. This means that even we cannot read or decrypt your emails. Your encrypted emails cannot therefore be shared with any third parties. To create your secure email account, you don't need to provide any personal information. We do not store IP logs that can be linked to your anonymous account. Your privacy is paramount. Email privacy should be accessible to everyone, according to us. Our code is open-source and basic Proton Mail accounts come free. Support the project by donating to it or upgrading to a paid account. Proton Mail is compatible with all devices without the need for software installation. Proton Mail Business allows you to keep your business email address. You can send and receive encrypted email both within and outside your organization.

Everything works right here™. The product of years of collaboration with the world’s largest financial institutions, HERE Enterprise Browser is the first and only browser that solves both enterprise security and workforce productivity. Built on Google Chromium, HERE streamlines workflow and improves employee experience.

At ACI Learning, we don’t just teach IT and cybersecurity—we prepare you to thrive in the real world. Our training is hands-on, outcome-focused, and built to give you the practical skills that matter most, from immersive labs and certification prep to expert-led lessons by pros who’ve been in your shoes. Whether you’re leading a team or leveling up your own career, myACI—our dynamic training platform—turns learning into doing. It’s where knowledge meets performance. With virtual labs, engaging video content, and gamified elements like skill points and microcredentials, learners stay motivated and career-ready. Managers get powerful dashboards and reporting tools to track progress and align training with business goals. Trusted by companies around the world, myACI also offers Marketplace access to expand learning beyond IT and cyber. Scalable, flexible, and built for today’s learners, ACI Learning helps you grow your people, boost retention, and show the ROI of every training dollar.

Hyperproof automates repetitive compliance operations so your team can concentrate on the bigger issues. Hyperproof also has powerful collaboration features that make it simple for your team to coordinate their efforts, gather evidence, and work directly alongside auditors from one interface. There is no more uncertainty in audit preparation or compliance management. Hyperproof gives you a complete view of your compliance programs, including progress tracking, program monitoring, and risk management.