Best Free Cybersecurity Software
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Compare the Top Free Cybersecurity Software as of August 2026
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What is Free Cybersecurity Software?
Cybersecurity software is a category of technology used to protect computers and networks from malicious attacks. It operates by monitoring activity and blocking suspicious activity, as well as providing advanced security features such as encryption and authentication. It's an important tool for businesses to help ensure the safety of their data and systems. Compare and read user reviews of the best Free Cybersecurity software currently available using the table below. This list is updated regularly.
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1
Google Cloud Platform
Google
Google Cloud Platform provides a comprehensive suite of cybersecurity services to protect cloud resources, including encryption, identity management, and real-time threat detection. With tools like Google Cloud Armor for DDoS protection and Cloud Security Command Center for security insights, GCP ensures that businesses can safeguard their data and infrastructure. New customers get $300 in free credits to run, test, and deploy workloads, giving them the opportunity to evaluate GCP's security features and ensure robust protection for their applications. GCP’s security tools are designed to protect sensitive data across all layers of the cloud, from data storage to application deployment. Furthermore, Google’s multi-layered approach to security provides proactive defense, which includes automatic security patching, vulnerability scanning, and access control management.Starting Price: Free ($300 in free credits) -
2
ManageEngine Endpoint Central
ManageEngine
Endpoint Central gives IT teams a single platform to manage and secure every device across the organization, eliminating the need to juggle multiple point tools. Patch management is automated across Windows, macOS, Linux, and 1000+ third-party applications. Software deployment, OS imaging, and remote desktop capabilities allow administrators to provision, update, and troubleshoot endpoints without physical presence. Security capabilities include vulnerability assessment, application control, device control, browser security, endpoint privilege management, EDR, NGAV protection against malware and zero-day threats, and private access for secure remote connectivity. BitLocker and FileVault encryption management adds data protection across Windows and macOS fleets. Mobile device management extends control to iOS and Android, supporting corporate-owned and BYOD environments. Available on-premises or in the cloud across five editions: Free, Professional, Enterprise, UEM, and Security.Starting Price: $795.00/one-time -
3
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 -
4
Graylog
Graylog
Graylog is an AI-powered SIEM and log management platform built for real-world security teams. It centralizes logs and security data across cloud, on-prem, and hybrid environments to help teams detect threats faster, investigate smarter, and control data costs—without vendor lock-in. Graylog combines scalable log management with practical, explainable AI to reduce alert noise, prioritize real risk, and guide investigations from alert to resolution. Selective ingestion and intelligent data tiering keep SIEM costs predictable, while built-in detections, correlation, threat intelligence, and guided workflows help lean teams operate efficiently. With flexible deployment, open integrations, and solutions for Security Operations, IT Operations, and API Security, Graylog gives organizations clear visibility, faster response, and full control over their data—without unnecessary complexity.Starting Price: $1250/month -
5
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 -
6
Criminal IP
AI SPERA
Criminal IP Threat Intelligence enables organizations to stay ahead of evolving cyber threats through comprehensive visibility into malicious infrastructure across the internet. The platform aggregates and analyzes threat data related to phishing, malware, ransomware, botnets, and suspicious network activity. Security analysts can leverage continuously updated intelligence to enhance threat hunting, incident response, and risk assessment while improving overall cybersecurity resilience.Starting Price: $0/month -
7
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. -
8
SharePass
SharePass
SharePass is a SaaS Secret Management platform that allows sharing and managing secrets and confidential information using a web application, extension, or mobile app. SharePass works with encrypted links transmitted from the sender to the receiver with various settings and flags. The settings include expiry restriction, availability, IP restrictions and an entire filtering funnel (patent pending). SharePass is platform-independent that can be used with your existing communication tools. When it comes to your privacy, SharePass or any of its employees cannot see the content of your secrets; the secrets can be seen only by the exchanging parties. SharePass meets the latest cybersecurity compliance and regulations. In the era of identity theft, SharePass will protect you and prevent your data from leaking to the dark web by eliminating your digital footprint. SharePass supports SSO with Office365, Google Workspace, MFA, and integration with Yubikeys for maximum security.Starting Price: Free -
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
FlashStart
FlashStart Group Srl
FlashStart is a global, cloud-based cyber security platform that specializes in DNS filtering with the support of artificial intelligence. It protects against malware and unwanted contents by classifying domains into eighty-five categories, using machine learning with high predictive capability and incorporating government blacklists and warnings for high-risk sites. It offers global coverage, thanks to Anycast Network, which is among the fastest and most stable in the world. It presents advanced and exclusive features, like geographically based protection. Easy installation, centralized multi-tenant management, filter customization, and maximum cost-effectiveness make FlashStart the optimal cloud solution for businesses, PAs, schools, households, etc.Starting Price: $0.90/month -
11
Verosint
Verosint
Verosint's Threat Detection, Investigation and Response platform provides real-time, intelligent ITDR for both workforce and customer identities. -Fastest MTTD & MTTR: Detect and respond to Identity based threats faster than anyone else in the industry -Detect Advanced Threats: Spot session hijacking, credential stuffing, account takeovers and more -Investigate Efficiently: Our customers say investigating incidents has gone from days to minutes with our AI Insights, unparalleled visibility and intelligence -Remediate Quickly: Automatically resolve identity threats with our integrated remediation playbooks -Easy to Deploy: Deploys in 60 minutes or lessStarting Price: $1/user/month -
12
KernelCare Enterprise
TuxCare
Global organizations trust TuxCare for live patching their critical Linux hosts and OT devices across their hybrid multi-cloud environments. No reboot is required to deploy and enable the TuxCare KernelCare Enterprise solutions to live patch Linux kernels and critical system libraries, including OpenSSL and Glibc. In contrast, all hosts and devices maintain the current production level uptime while receiving all security updates. TuxCare automates the patching process and eliminates the need to wait weeks or months for reboot cycles to apply patches. TuxCare currently protects over 1 million workloads worldwide. Tight integrations with popular patch management and vulnerability scanners, including Qualys, Crowdstrike, and Rapid7, enable TuxCare to fit seamlessly into existing infrastructure. The TuxCare secure patch server, ePortal, allows operations in gated and air-gapped environments. Reduce risk by significantly reducing the mean time to patch vulnerabilitiesStarting Price: $3.95 per month -
13
Hoxhunt
Hoxhunt
Hoxhunt is a Human Risk Management platform that goes beyond security awareness to drive behavior change and (measurably) lower risk. Hoxhunt combines AI and behavioral science to create individualized micro-training experiences users love, so employees learn to detect and report advanced phishing attacks. Automated incident remediation helps operations teams respond fast with limited resources. Security leaders gain outcome-driven metrics to document reduced cybersecurity risk. Hoxhunt works with leading global companies such as Airbus, IGT, DocuSign, Nokia, AES, Avanade, and Kärcher, and partners with leading global cybersecurity companies such as Microsoft and Deloitte. -
14
GitGuardian
GitGuardian
GitGuardian is an end-to-end NHI security platform that empowers software-driven organizations to enhance their Non-Human Identity (NHI) security and comply with industry standards. With attackers increasingly targeting NHIs, such as service accounts and applications, GitGuardian integrates Secrets Security and NHI Governance. This dual approach enables the detection of compromised secrets across your dev environments while also managing non human identities and their secrets lifecycle. The platform supports over 450+ types of secrets, offers public monitoring for leaked data, and deploys honeytokens for added defense. Trusted by over 600,000 developers, GitGuardian is the choice of leading organizations like Snowflake, ING, BASF and Bouygues Telecom for robust secrets protection.Starting Price: $0 -
15
FileWall
Odix
odix - a market leader in Enterprise CDR (Content Disarm and Reconstruction), is now offering FileWall, a native cybersecurity application for Microsoft Office 365 mailboxes for SMEs. FileWall™ is designed to run in conjunction with existing Microsoft security solutions such as EOP and ATP, ensuring complete prevention against unknown attacks delivered via email attachments. FileWall™ doesn’t harm/change any of Microsoft sender related security capabilities.Starting Price: $1 per user, per month -
16
Threatcop
Threatcop
Threatcop is a cyber security simulator and awareness tool that launches dummy cyber attacks on employees followed with awareness modules and gamified assessment. It simulates and imparts customized awareness based on top 6 attack vectors namely Phishing, Ransomware, Vishing, SMiShing, Cyber Scam and Removable Media. It compares the pre and post cybersecurity awareness levels of employees and provides a comprehensive report on individual user awareness as 'Employee Vulnerability Score (EVS)'. The awareness videos, advisories, newsletters and gamified quiz are customized with respect to the EVS score, thus, ensuring cyber resilience. It is a complete suite for your employees' cyber security awareness. -
17
SafeDNS
SafeDNS
At SafeDNS, we are committed to creating a safer and more secure online environment for SMBs, enterprises, ISPs, MSPs, OEMs, and Education. We have a global footprint, making the internet safer for millions of users in over 60 countries. With years of experience in the field of cybersecurity and DNS filtering, we offer cutting-edge solutions to safeguard your digital life. At present, SafeDNS serves more than 4000 businesses and institutions, and tens of thousands of home users worldwide. We do: -Web content filtering. We help you block all dangerous or unwanted websites such as pornography, violence, child sexual abuse and similar categories. -Malware protection. We also have your back against malicious sites trying to breach user devices either with viruses or information theft intent. -Cloud service. Additionally, we provide you with a cloud filtering service that requires no additional hardware purchase or software installation.Starting Price: $0.9/user/month -
18
Kloudle
Kloudle
Kloudle is a blazing fast cloud security scanner. Built for solo developers, small teams it makes the job of cloud security effortless. By following the approach of SCAN → FIX → AUTOMATE. Everything you need to keep your cloud secure, so that you can get back to focussing on building and shipping what you love. Scan your cloud accounts (AWS, Google Cloud, Digitalocean, Azure), cloud servers (Linux), Kubernetes clusters (Managed - EKS, GKE, AKS, DOKS or Self-hosted). All of this and more without breaking the bank. Simple pricing with a pay as you go model. Buy credits and use them for security scans, downloading custom reports. Every user gets 5 free SuperFast scans. There is no time limit on these. You can scan the configuration of cloud virtual machines (EC2 in AWS) and object stores (S3 buckets in AWS). After utilizing your 5 free scans, you will need to purchase credits to continue running security scans. There are no subscriptions or long-term commitments required.Starting Price: $30 per credit -
19
Malwarebytes
Malwarebytes
Crushes cyberthreats. Restores confidence. Traditional antivirus simply doesn't cut it anymore. Malwarebytes crushes the latest threats before others even recognize they exist. We block viruses, malware, malicious websites, ransomware, and hackers that traditional antivirus isn't smart enough to stop. Our cutting-edge protection and response solutions are used by organizations of all sizes around the world. Traditional antivirus fails because it’s slow to react to new threats. And, well, because it’s “dumb.” We use layers of technology like anomaly detection (a cool sort of artificial intelligence), behavior matching, and application hardening to crush malware that hasn’t even been seen before. Alright, so not really like traditional antivirus. Premium protection and privacy for your home computers and devices. Enterprise-grade protection and remediation for organizations large and small.Starting Price: $47.22 per user per year -
20
SafeInstinct
Reliant Strategic Advisors
SafeInstinct is cybersecurity awareness training that turns security and privacy requirements into practical habits your team can use the same day. Instead of generic once-a-year courses, short 15-30 minute modules cover the threats employees actually face: phishing, business email compromise and payment fraud, data handling and classification, access and least privilege, and GDPR + CCPA readiness. New modules are added at no extra cost. The Adaptive Risk-Based plan personalizes training automatically: a lightweight agent reports the apps each employee uses, and AI tailors their training path to that real risk profile, adapting as new signals appear. Admins can also generate custom trainings from a prompt to match internal policies. An admin dashboard tracks assignments, due dates, completion and scores, with owner, admin and employee roles. Pricing is per user, billed annually, with all training modules included and per-user rates dropping as seats grow.Starting Price: $1.45/month/user -
21
Wing Security
Wing Security
Wing empowers organizations to harness the full potential of SaaS while ensuring a robust security posture. In addition to a free version that provides a list of an organization's SaaS inventory, with insightful details regarding application usage and user information, Wing’s complete SSPM solution offers unparalleled visibility, control, and compliance capabilities, strengthening any organization's defense against modern SaaS-related threats. With Wing’s automated security capabilities, CISOs, security teams, and IT professionals save weeks of work previously spent on manual and error-prone processes. Trusted by hundreds of global companies, Wing provides actionable security insights derived from our industry-leading SaaS application database, covering over 280,000 SaaS vendors. This results in the safest and most efficient way to leverage SaaS.Starting Price: Free -
22
CloudMounter
Eltima Software
CloudMounter is a must-have tool for laptop users with low-capacity SSD-drives. You can easily mount most popular clouds as disks without having to download online files on the hard drive. As well as secure cloud files with data encryption. Choose one of your Dropbox, Google Drive and OneDrive accounts and manage them in Finder for free.Starting Price: $44.99 -
23
MyChat
Network Software Solutions
MyChat is a self-hosted corporate messenger for teams that need private communication, LAN/on-premise deployment, file sharing, calls, task boards, forums, integrations, and admin control without moving company conversations to a public cloud.Starting Price: $8/per user/one-time -
24
Quixxi
Quixxi
Quixxi is a leading provider of mobile app security solutions that empowers enterprises and security professionals to protect their mobile applications through its patented and proprietary three-pillar platform: SCAN, an automated vulnerability assessment tool (SAST/DAST/WebAPI) that integrates into the development pipeline to identify and fix vulnerabilities with full remediation guidance; SHIELD, a one-click application shielding tool (RASP) that provides baseline security controls to protect intellectual property and defend against malicious third-party attacks; and SUPERVISE, a runtime monitoring solution that enables remote disabling, messaging, security logs, and customer analytics for enhanced app management and visibility. Serving: Mobile App Developers, Security Teams, and Organizations in Banking, Fintech, Digital Wallets, Healthcare, Government, and ITStarting Price: $29 for One-Off plan -
25
Splunk Enterprise
Cisco
Splunk Enterprise is a powerful platform that turns data into actionable insights across security, IT, and business operations. It enables organizations to search, analyze, and visualize data from virtually any source, providing a unified view across edge, cloud, and hybrid environments. With real-time monitoring, alerts, and dashboards, teams can detect issues quickly and act decisively. Splunk AI and machine learning features predict problems before they happen, improving resilience and decision-making. The platform scales to handle terabytes of data and integrates with thousands of apps, making it a flexible solution for enterprises of all sizes. Trusted by leading organizations worldwide, Splunk helps teams move from visibility to action. -
26
IPQualityScore
IPQualityScore
IPQualityScore's suite of fraud prevention tools automate quality control to prevent bots, fake accounts, fraudsters, chargebacks, & malicious users without interrupting the user experience. Detect bad actors and block cyber threats with industry leading IP reputation data and user validation. Proactively Prevent Fraud™ for less headaches and smoother operations.Starting Price: $49.99 per month -
27
Cybereason
Cybereason
Together we can end cyber attacks at the endpoint, across the enterprise, to everywhere the battle moves. Cybereason delivers over-the-horizon visibility and high fidelity convictions of both known and unknown threats so defenders can leverage the power of true prevention. Cybereason provides the deep context and correlations from across the whole of the network to uncover stealthy operations and enable defenders to be expert threat hunters. Cybereason significantly reduces the time required for defenders to investigate and resolve attacks through both automated and guided remediation with just a click of the mouse. Cybereason analyzes 80 million events per second - that’s 100x the volume of other solutions on the market. Reduce investigation time by as much as 93% to eliminate emerging threats in a matter of minutes rather than days. -
28
passbolt
passbolt
Finally, a password manager built for collaboration. Secure, flexible, and automation-ready. Trusted by 10,000 organizations, including Fortune 500 companies, newspapers, governments, and defense forces. Passbolt servers are designed to be simple to install and easy to manage. Yet they are enterprise-ready and can support complex setup for high availability. Passbolt can be used from your browser or mobile phone. Sharing happens in real-time. Desktop apps are coming soon. Retrieve, store and share passwords programmatically with the JSON API. Automate at scale with Passbolt CLI. Real-time access logs. Privacy is in our DNA, but also in the DNA of European laws (to make sure we don’t change our minds). Passbolt self-hosted source code comes under an AGPL license. Yes, even the commercial version. You are free to audit it, contribute to it, and redistribute it. This is why we have a healthy community of thousands of organizations in all sectors.Starting Price: €45/month/10 users -
29
Defendify
Defendify
Founded in 2017, Defendify is pioneering All-In-One Cybersecurity® for organizations with growing security needs, backed by experts offering ongoing guidance and support. Delivering multiple layers of protection, Defendify provides an easy-to-use platform designed to strengthen cybersecurity across people, process, and technology, continuously. Defendify streamlines cybersecurity assessments, testing, policies, training, detection, response, and containment in one consolidated and cost-effective cybersecurity solution. 3 layers, 13 solutions, 1 platform, including: • Managed Detection & Response • Cyber Incident Response Plan • Cybersecurity Threat Alerts • Phishing Simulations • Cybersecurity Awareness Training • Cybersecurity Awareness Videos • Cybersecurity Awareness Posters & Graphics • Technology Acceptable Use Policy • Cybersecurity Risk Assessments • Penetration Testing • Vulnerability Scanning • Compromised Password Scanning • Website Security ScanningStarting Price: $0 -
30
Push Security
Push Security
Map out your entire cloud identity attack surface and harden it against identity-based attacks. Push is a vulnerability scanner for your cloud identities. Push uses a lightweight browser extension to give you real-time visibility of all your employees’ cloud identities and the vulnerabilities putting your business at risk. - Get real-time visibility of all your cloud identities, apps and integrations. - Onboard unmanaged apps to SSO. Detect and harden non-SSO identities. - Find and secure vulnerable identities. Prevent your employees creating insecure identities. - Uncover shadow SaaS apps and accounts. Limit SaaS sprawl and reduce supply chain risk. - Improve employee security awareness by equipping them to self-remediate security issues. Try it for free today.Starting Price: $5 per employee per month
