Best Free IT Security Software
View:
Compare the Top Free IT Security Software as of December 2025
Sort By:
What is Free IT Security Software?
IT security software is designed to protect information technology (IT) systems, networks, and data from cyber threats, such as malware, hacking, and unauthorized access. These tools provide various features such as antivirus protection, firewalls, encryption, intrusion detection and prevention systems, and vulnerability management to ensure the integrity, confidentiality, and availability of sensitive information. IT security software helps organizations detect, prevent, and respond to security incidents, mitigate risks, and ensure compliance with industry regulations. It is critical for businesses and individuals to safeguard against cyberattacks, data breaches, and other security vulnerabilities. Compare and read user reviews of the best Free IT Security software currently available using the table below. This list is updated regularly.
-
1
Google Cloud Platform
Google
Google Cloud Platform offers robust IT security tools to protect cloud workloads, including identity management, encryption, and threat detection. GCP’s multi-layered approach ensures that businesses can secure their infrastructure, data, and applications. With tools like Google Cloud Identity & Access Management (IAM) and Google Cloud Security Command Center, businesses can manage risks and compliance. New customers receive $300 in free credits to run, test, and deploy workloads, making it easier to evaluate the platform's IT security features at no upfront cost. GCP’s security tools include automated patch management, vulnerability scanning, and secure authentication, which help mitigate risks and reduce the threat surface. The platform is also designed to meet stringent compliance standards, ensuring that businesses can secure their cloud environments while adhering to industry regulations.Starting Price: Free ($300 in free credits) -
2
New Relic
New Relic
Strengthen IT Security with New Relic: Safeguard your enterprise with advanced threat detection and resilient protection. Elevate your IT security posture with New Relic’s robust observability platform, designed to provide software engineer practitioners with comprehensive visibility and control over your security landscape. Our solution offers real-time monitoring and advanced threat detection, empowering you to proactively identify and address vulnerabilities before they impact your business. Seamlessly integrate security insights with your broader IT operations to ensure compliance, minimize risks, and protect critical assets. Enhance your incident response capabilities, streamline security management, and align your security strategy with organizational objectives. With New Relic, fortify your enterprise against evolving threats and drive a culture of proactive security and resilience.Starting Price: Free -
3
ManageEngine Endpoint Central
ManageEngine
ManageEngine Endpoint Central is built to secure the digital workplace while also giving IT teams complete control over their enterprise endpoints. It delivers a security-first approach by combining advanced endpoint protection with comprehensive management, allowing IT teams to manage the entire endpoint lifecycle, all from a single console. With automated patching across Windows, Mac, Linux and 1,000+ third-party applications, it ensures vulnerabilities are mitigated before attackers can exploit them. Its next-gen antivirus (NGAV) feature, powered by AI-driven behavioural detection, provides 24/7 protection against ransomware, malware, and zero-day threats. Endpoint Central further strengthens enterprise defenses with a broad set of security capabilities, including vulnerability assessment and mitigation, peripheral device control, data loss prevention, application control, endpoint privilege management, encryption with FileVault and BitLocker, and browser security.Starting Price: $795.00/one-time -
4
Site24x7
ManageEngine
ManageEngine Site24x7 is a comprehensive observability and monitoring solution designed to help organizations effectively manage their IT environments. It offers monitoring for back-end IT infrastructure deployed on-premises, in the cloud, in containers, and on virtual machines. It ensures a superior digital experience for end users by tracking application performance and providing synthetic and real user insights. It also analyzes network performance, traffic flow, and configuration changes, troubleshoots application and server performance issues through log analysis, offers custom plugins for the entire tech stack, and evaluates real user usage. Whether you're an MSP or a business aiming to elevate performance, Site24x7 provides enhanced visibility, optimization of hybrid workloads, and proactive monitoring to preemptively identify workflow issues using AI-powered insights. Monitoring the end-user experience is done from more than 130 locations worldwide.Starting Price: $9.00/month -
5
Google Chrome Enterprise
Google
Chrome Enterprise is a suite of business offerings that includes Chrome browser, Chrome's cloud management tool Chrome Enterprise Core, and the advanced security capabilities in Chrome Enterprise Premium. Chrome offers a dedicated enterprise download bundle, giving admins access to additional resources and policy templates for managing Chrome across desktop environments in their organization. Chrome Enterprise Core provides admins with simple, centralized management from the cloud. It allows admins to manage their enterprise browser deployment across platforms all from the same place. Chrome Enterprise Premium enables secure access to applications and resources, and offers integrated threat and data protection in the browser. It adds an extra layer of security to safeguard your Chrome browser environment, including DLP, real-time URL and file scanning, and context aware access for SaaS and web apps.Starting Price: Free -
6
Frontegg
Frontegg
Frontegg is a Customer Identity and Access Management (CIAM) platform that simplifies authentication, authorization, and user management for SaaS companies. It enables developers to implement advanced identity features quickly, then shift ongoing administration to other teams. With Frontegg, Product, Infosec, and Customer Success teams can take control of key identity tasks like managing user roles, enforcing security policies, and handling customer requests, all without engineering support. Developers reduce toil and regain focus on core product work, while stakeholders move faster without bottlenecks. Frontegg supports modern identity features including SSO, MFA, role-based access control, entitlements, multi-tenancy, and audit logs. Its low-code platform integrates in days and provides a user-friendly admin portal that bridges technical and non-technical teams. Frontegg increases operational efficiency, improves security posture, and enhances the customer experience.Starting Price: Free -
7
Auth0
Okta
Auth0 takes a modern approach to Identity, providing secure access to any application, for any user. Safeguarding billions of login transactions each month, Auth0 delivers convenience, privacy, and security so customers can focus on innovation. Auth0 is part of Okta, The World’s Identity Company™. Auth0 lets you quickly integrate authentication and authorization for web, mobile, and legacy applications, with new Fine Grained Authorization (FGA) that goes beyond role-based access control. Authenticate users across all applications with a customized, secure, and standards-based single login. Universal Login connects users to a central authorization server. Credentials aren’t transferred across sources, which boosts security and protects against phishing and credential stuffing attacks. OAuth 2.0 recommends that only external user agents (like the browser) be used by native applications for authentication flows. Auth0’s Universal Login achieves this while enabling SSO.Starting Price: Free plan -
8
groundcover
groundcover
Cloud-based observability solution that helps businesses track and manage workload and performance on a unified dashboard. Monitor everything you run in your cloud without compromising on cost, granularity, or scale. groundcover is a full stack cloud-native APM platform designed to make observability effortless so that you can focus on building world-class products. By leveraging our proprietary sensor, groundcover unlocks unprecedented granularity on all your applications, eliminating the need for costly code changes and development cycles to ensure monitoring continuity. 100% visibility, all the time. Cover your entire Kubernetes stack instantly, with no code changes using the superpowers of eBPF instrumentation. Take control of your data, all in-cloud. groundcover’s unique inCloud architecture keeps your data private, secured and under your control without ever leaving your cloud premises.Starting Price: $20/month/node -
9
Guardz
Guardz
Guardz is the unified cybersecurity platform purpose-built for MSPs. We consolidate the essential security controls, including identities, endpoints, email, awareness, and more, into one AI-native framework designed for operational efficiency. Our identity-centric approach connects the dots across vectors, reducing the gaps that siloed tools leave behind so MSPs can see, understand, and act on user risk in real time. Backed by an elite research and threat hunting team, Guardz strengthens detection across environments, turning signals into actionable insights. With 24/7 AI + human-led MDR, Guardz utilizes agentic AI to triage at machine speed while expert analysts validate, mitigate, and guide response, giving MSPs scalable protection without adding headcount. Our mission is simple: give MSPs the scale, confidence, and clarity they need to stay ahead of attackers and deliver protection to every SMB they serve. -
10
ManageEngine OpManager
ManageEngine
OpManager is a network management tool geared to monitor your entire network. Ensure all devices operate at peak health, performance, and availability. The extensive network monitoring capabilities lets you track performance of switches, routers, LANs, WLCs, IP addresses, and firewalls. Monitor the finer aspects of your network: Hardware monitoring enables CPU, memory, and disk monitoring, for efficient. performance of all devices. Perform seamless faults and alerts management with real-time notifications and detailed logs for quick issue detection and resolution. Achieve network automation, with workflows enabling automated diagnostics and troubleshooting actions. Advanced network visualization-including business views, topology maps, heat maps, and customizable dashboards give admins an at-a-glance view of network status. 250+ pre-built reports covering metrics like device performance, network usage, uptime, facilitate capacity planning and improved decision-making.Starting Price: $95.00/one-time -
11
Action1
Action1
Action1 is an autonomous endpoint management platform trusted by many Fortune 500 companies. Cloud-native, infinitely scalable, highly secure, and configurable in 5 minutes—it just works and is always free for the first 200 endpoints, with no functional limits. By pioneering autonomous OS and third-party patching with peer-to-peer patch distribution and real-time vulnerability assessment without needing a VPN, it eliminates routine labor, preempts ransomware and security risks, and protects the digital employee experience. In 2025, Action1 was recognized by Inc. 5000 as the fastest-growing private software company in America. The company is founder-led by Alex Vovk and Mike Walters, American entrepreneurs who previously founded Netwrix, a multi-billion-dollar cybersecurity company.Starting Price: $0 USD/per device/per month -
12
GoAnywhere MFT
Fortra
GoAnywhere MFT provides secure managed file transfer for enterprises. Deployable on-premise, in the cloud, or in hybrid environments, GoAnywhere MFT software enables organizations to exchange data among employees, customers, and trading partners, as well as between systems, securely. GoAnywhere MFT was a recipient of the Cybersecurity Excellence Award for Secure File Transfer. -
13
Unimus
NetCore j.s.a. (Unimus)
Unimus is a powerful, on-premise Network Automation and Configuration Management (NCM) solution designed for fast deployment and ease of use. As one of the most versatile NCM solutions available, it simplifies network management with features such as: 🔹 Disaster Recovery – Automated configuration backups ensure business continuity. 🔹 Change Management – Detect, review, and audit configuration changes with real-time notifications. 🔹 Configuration Auditing – Instantly search and validate configurations & run-time state across your entire network. 🔹 Network Automation – Push large-scale configuration changes or perform firmware upgrades in minutes. 🔹 Integrated Device CLI – Access device terminals directly within Unimus. Supporting 400+ device types across 150+ vendors, Unimus is a complete network-agnostic NCM solution that eliminates manual errors, enhances security, and accelerates network operations—without requiring programming expertise.Starting Price: $5.90 per device per year -
14
Graylog
Graylog
Graylog is the AI-powered SIEM and log management platform built for security and IT operations. The platform centralizes and analyzes event data from across complex environments to help teams detect threats faster, investigate smarter, and control data costs—without compromise. Graylog combines scalable log management with explainable AI that summarizes dashboards, prioritizes real risks, and automates investigation workflows—while keeping analysts in control. With products including Graylog Security, Enterprise, API Security, and Open, Graylog serves more than 60,000 organizations across 180 countries. Headquartered in Houston with roots in open source, Graylog continues to redefine how modern teams achieve clarity, context, and control across their environments.Starting Price: $1250/month -
15
myACI
ACI Learning
ACI Learning delivers hands-on IT and cybersecurity training built for modern teams. Expert-led videos, interactive labs, and certification prep for today’s top credentials turn knowledge into real-world skill. Whether you’re training a team or advancing your career, myACI makes it easy to learn, track progress, and see results that matter. This is online training with labs—not passive learning. From compliance and cloud to security and systems, ACI Learning helps professionals build confidence and capability. myACI offers role-based learning paths, video+lab combos, practice exams, and progress tracking. Managers get dashboards, credential tracking, and analytics that tie training to outcomes—with enterprise tools like SSO, LMS/LTI integration, SCORM support, and audit-ready reporting.Starting Price: $59/mo./user -
16
Cloudflare
Cloudflare
Cloudflare is the foundation for your infrastructure, applications, and teams. Cloudflare secures and ensures the reliability of your external-facing resources such as websites, APIs, and applications. It protects your internal resources such as behind-the-firewall applications, teams, and devices. And it is your platform for developing globally scalable applications. Your website, APIs, and applications are your key channels for doing business with your customers and suppliers. As more and more shift online, ensuring these resources are secure, performant and reliable is a business imperative. Cloudflare for Infrastructure is a complete solution to enable this for anything connected to the Internet. Behind-the-firewall applications and devices are foundational to the work of your internal teams. The recent surge in remote work is testing the limits of many organizations’ VPN and other hardware solutions.Starting Price: $20 per website -
17
Thinfinity Workspace
Cybele Software, Inc.
Thinfinity® Workspace 7 is a comprehensive, secure platform that offers a zero-trust approach, enabling secure and contextual access to corporate virtual desktops, virtual applications, internal web apps, SaaS, and files, whether they are on Windows, Linux, or mainframes. It supports various deployment models, including cloud, on-premise, and hybrid settings, and can be deployed on any cloud provider of your choice. With its proprietary reverse gateway technology, Thinfinity® Remote Workspace 7 ensures secure reverse connections over SSL with TLS 1.3 encryption. This robust approach doesn't require client-side installations, firewall modifications, or the opening of inbound ports on your network, thereby enhancing the security infrastructure of your business. The platform ensures all browser-based connections are secured over HTTPS, offering a wide variety of authentication options, from straightforward User/Password to sophisticated Active Directory authentication. -
18
FusionAuth
FusionAuth
FusionAuth is a modern, developer-focused identity and access management platform built to give you full control over your authentication stack. Whether you’re building a startup app or managing enterprise-scale infrastructure, FusionAuth delivers all the must-have features — from login and SSO to advanced protocols like OAuth2, OIDC, SAML, and WebAuthn — in a self-hostable or cloud-native package. Designed with developers in mind, FusionAuth integrates seamlessly with any language, framework, or architecture. Every capability is API-first and built for extensibility, so you can tailor authentication workflows without getting locked into rigid, inflexible systems. FusionAuth supports all the key use cases — user registration, multi-factor authentication (MFA), passwordless login, role-based access control, and more — while helping you stay compliant with GDPR, HIPAA, PCI, and other regulatory standards.Starting Price: $0 -
19
EasyDMARC
EasyDMARC
EasyDMARC is a B2B SaaS solution that makes email authentication simple for small, medium, and enterprise businesses. In short, we secure domain and email infrastructure, protecting you and your business from phishing (email spoofing) attacks and increasing email deliverability. EasyDMARC’s deliverability tool, EasySender, covers all the aspects of email deliverability. The variety of features on the platform cover email list verification, mailbox warmup, and inbox placement. With EasyDMARC, you can achieve the following: -Visibility to the business email environment -Business identity control -Operations and communication security -Email deliverability With offices in the US, Netherlands, and Armenia, the company delivers the most comprehensive products for anyone who strives to build the best possible defence for their email ecosystem. EasyDMARC ultimately provides peace -
20
PowerDMARC
PowerDMARC
PowerDMARC is a comprehensive email security solution designed to protect your brand reputation and safeguard your email communications. By leveraging advanced technologies such as DMARC, SPF, DKIM, BIMI, MTA-STS, and TLS-RPT, PowerDMARC offers a robust defense against email threats like spoofing, phishing, and ransomware. Our user-friendly platform simplifies complex configurations, empowering you to easily manage and monitor your email security posture. With AI-powered threat intelligence, you gain valuable insights to proactively identify and mitigate emerging threats. Trusted by over 2000 organizations globally, including Fortune 100 companies and governments, PowerDMARC is your trusted partner in securing your email infrastructure.Starting Price: $12 per month -
21
Kasm Workspaces
Kasm Technologies
Kasm Workspaces streams your workplace environment directly to your web browser…on any device and from any location. Kasm uses our high-performance streaming and secure isolation technology to provide web-native Desktop as a Service (DaaS), application streaming, and secure/private web browsing. Kasm is not just a service; it is a highly configurable platform with a robust developer API and devops-enabled workflows that can be customized for your use-case, at any scale. Workspaces can be deployed in the cloud (Public or Private), on-premise (Including Air-Gapped Networks or your Homelab), or in a hybrid configuration.Starting Price: $0 Free Community Edition -
22
ManageEngine ADManager Plus
ManageEngine
ADManager Plus is a simple, easy-to-use Windows Active Directory (AD) management and reporting solution that helps AD administrators and help desk technicians in their day-to-day activities. With a centralized and intuitive web-based GUI, the software handles a variety of complex tasks like bulk management of user accounts and other AD objects, delegates role-based access to help desk technicians, and generates an exhaustive list of AD reports, some of which are an essential requirement to satisfy compliance audits. This Active Directory tool also offers mobile AD apps that empower AD admins and technicians to perform important user management tasks, on the move, right from their mobile devices. Create multiple users and groups in Office 365, manage licenses, create Exchange mailboxes, migrate mailboxes, set storage limits, add proxy addresses, and more.Starting Price: $595 per year -
23
ManageEngine Log360
Zoho
Detect, investigate, and resolve security incidents and threats using a single, scalable SIEM solution. Log360 provides you with actionable insights and analytics-driven intelligence for real-time security monitoring, advanced threat detection, incident management, and behavioral analytics-based anomaly detection. Built as the bedrock for your SOC, ManageEngine Log360 comes with out-of-the-box correlation and workflow rules, dashboards, reports, and alert profiles to help you address vital security issues with little manual intervention. -
24
ManageEngine ADSelfService Plus
ManageEngine
ADSelfService Plus is an on-premises access management solution that caters to businesses across various industries, such as IT, banking, engineering, education, aviation, and telecommunications. Key features include: 1. Self-service password resets and account unlocks: Users can reset their passwords in AD and unlock their domain accounts from a web browser. 2. MFA: Machine logins, VPN and OWA logins, and cloud app logins can be secured using MFA. 3. Password synchronizer and SSO: Users can log in to multiple apps using one unified identity via SSO and real-time password synchronization. 4. Password policy enforcer: Admins can configure custom password policies to enforce strong password creation. 5. Password expiration notifier: Admins can send end users password expiration notifications via SMS or email. 6. Directory self-update: Users can update their AD attribute information through the directory self-update feature.Starting Price: $595 for 500 domain users/year -
25
ManageEngine EventLog Analyzer
ManageEngine
ManageEngine EventLog Analyzer is an on-premise log management solution designed for businesses of all sizes across various industries such as information technology, health, retail, finance, education and more. The solution provides users with both agent based and agentless log collection, log parsing capabilities, a powerful log search engine and log archiving options. With network device auditing functionality, it enables users to monitor their end-user devices, firewalls, routers, switches and more in real time. The solution displays analyzed data in the form of graphs and intuitive reports. EventLog Analyzer's incident detection mechanisms such as event log correlation, threat intelligence, MITRE ATT&CK framework implementation, advanced threat analytics, and more, helps spot security threats as soon as they occur. The real-time alert system alerts users about suspicious activities, so they can prioritize high-risk security threats.Starting Price: $595 -
26
QuantaStor
OSNexus
QuantaStor is a unified Software-Defined Storage platform designed to scale up and out to make storage management easy while reducing overall enterprise storage costs. With support for all major file, block, and object protocols including iSCSI/FC, NFS/SMB, and S3, QuantaStor storage grids may be configured to address the needs of complex workflows which span sites and datacenters. QuantaStor’s storage grid technology is a built-in federated management system which enables QuantaStor servers to be combined together to simplify management and automation via CLI and REST APIs. The layered architecture of QuantaStor provides solution engineers with unprecedented flexibility and application design options that maximizes workload performance and fault-tolerance for a wide range of storage workloads. QuantaStor includes end-to-end security coverage enabling multi-layer data protection “on the wire” and “at rest” for enterprise and cloud storage deployments.Starting Price: $/TB based on scale -
27
10Duke Enterprise
10Duke
10Duke Enterprise is a cloud-based, scalable and flexible software licensing solution enabling software vendors to easily configure, manage and monetize the licenses they provide to their customers in real-time. 10Duke enables you to gain a single point of license control for desktop, SaaS, and mobile apps, APIs, VMs and devices. It’s cloud-native, supports all license models, integrates with CRM & Ecommerce, has a built-in Customer Identity Management solution, and supports offline scenarios. 10Duke Enterprise is used by SMBs and Fortune 500 customers alike, and is SOC2 compliant. 10Duke Enterprise is used across a wide range of industries by the fastest-growing software vendors that offer desktop, SaaS and mobile apps, devices, APIs and VMs. It's specifically designed for fast-growing software businesses looking to scale up licensing & minimize friction. 10Duke Enterprise is used around the world by leading brands including Trimble, Causeway, Seequent, Maxon and SteinbergStarting Price: $199/month -
28
Gumlet
Gumlet
Host, secure, and stream videos in minutes with Gumlet Video. Build custom video processing and delivery with Gumlet Video API. Optimize and deliver images at scale with Gumlet Image. Trusted by 10,000+ businesses, Gumlet handles 1.5B media files daily with a 54% optimization rate. Gumlet Video: Streamline Video Delivery 1. Simplify video streaming with minimal coding. 2. Achieve high compression without quality loss. 3. Manage videos on a unified platform. 4. Automate via APIs, SDKs, and webhooks. 5. Gain video analytics for better ROI. 6. RTMP Live Streaming at scale in minutes. Gumlet Image Optimization 1. Auto-resize and compress images. 2. Integrate seamlessly for better UX & SEO. 3. World’s first auto-responsive resize. 4. AI automation for complete image control. Founded in 2019 in Singapore by Aditya Patadia & Divyesh Patel, who also built AI startup Turing Analytics.Starting Price: $10 / month -
29
ProHoster
ProHoster
ProHoster.Info - Hosting is a service to provide resources for publishing information on a server, which is always on the Internet. The websites are hosted and stored on our servers which provide with the necessary technology in order to view the website on the internet. By purchasing the website hosting from us, you are also provided with a free domain name, DDoS protection, and an SSL certificate. Fast and reliable unlimited hosting with DDOS protection and free chips, such as the website builder, SSL certificate, and domain. For projects, where regular hosting is not enough, and you need a larger amount of resources and functionality. Virtualization such as KVM and OVZ is available. An excellent solution for non-standard projects with increased requirements for power and full root access. Professional DDoS protection against any type of attack. Immediate response and display of the threats. Huge channel handling capacity.Starting Price: $2.50 per month -
30
Pandora FMS
Pandora FMS
With more than 50,000 customer installations across the five continents, Pandora FMS is a truly all-in-one monitoring solution, covering all traditional silos for specific monitoring: servers, networks, applications, logs, synthetic/transactional, remote control, inventory, etc. Pandora FMS gives you the agility to find and solve problems quickly, scaling them so they can be derived from any source, on-premise, multi cloud or both of them mixed. Now you have that capability across your entire IT stack and analytics to find any problem, even the ones that are hard to find. Thanks to more than 500 plugins available, you can control and manage any application and technology, from SAP, Oracle, Lotus, Citrix or Jboss to VMware, AWS, SQL Server, Redhat, Websphere, etc.Starting Price: €90/month
