Best Free AI Security Software
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Compare the Top Free AI Security Software as of August 2025
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What is Free AI Security Software?
AI security software is a technology that uses artificial intelligence (AI) to protect online systems from malicious attacks. AI security software can also ensure that companies are using AI software and generative AI tools safely. It can detect potential threats and blocks them before they cause damage. AI security software provides additional protection beyond traditional methods such as firewalls, antivirus, and intrusion detection systems. AI security software can be used to protect not only corporate networks but also individual computers from cyberattacks. The AI algorithms use machine learning techniques to learn about the changing patterns of malicious behavior in order to identify new threats more quickly and accurately. It also has the ability to adapt its responses over time, making it a powerful tool for combating ever-evolving cyber threats. Many companies now deploy AI security software as part of their comprehensive cybersecurity strategy. Compare and read user reviews of the best Free AI Security software currently available using the table below. This list is updated regularly.
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1
c/side
c/side
The detection engine uses an open-source LLM that runs entirely inside a self-hosted environmentStarting Price: $99 per month -
2
Criminal IP
AI SPERA
Criminal IP is a comprehensive threat intelligence search engine that detects vulnerabilities of personal and corporate cyber assets in real time and facilitates preemptive responses accordingly. Originated from the idea that individuals and corporations would be able to strengthen their cyber security by proactively acquiring information about IP addresses attempting to access your network, Criminal IP uses its big data of more than 4.2 billion IP addresses to provide threat-relevant information on malicious IPs and links, phishing sites, certificates, industrial control systems, IoTs, servers, security cameras, and so forth. With Criminal IP’s 4 main features (Asset Search, Domain Search, Exploit Search, and Image Search), you can find IP risk scores and related vulnerabilities of searched IP addresses and domains, details on the exploit codes for each service, and assets that are left wide open to cyber threats in the form of images respectively.Starting Price: $0/month -
3
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. -
4
Pangea
Pangea
Pangea is the first Security Platform as a Service (SPaaS) delivering comprehensive security functionality which app developers can leverage with a simple call to Pangea’s APIs. The platform offers foundational security services such as Authentication, Authorization, Audit Logging, Secrets Management, Entitlement and Licensing. Other security functions include PII Redaction, Embargo, as well as File, IP, URL and Domain intelligence. Just as you would use AWS for compute, Twilio for communications, or Stripe for payments - Pangea provides security functions directly into your apps. Pangea unifies security for developers, delivering a single platform where API-first security services are streamlined and easy for any developer to deliver secure user experiences.Starting Price: $0 -
5
Mindgard
Mindgard
Mindgard, the leading AI security platform company, empowers businesses to safely leverage the benefits of building and consuming AI, LLMs, and GenAI. By guarding AI models against cyber security threats, as well as preventing data leakage when consuming public LLM/GenAI services, our platform protects data, digital assets, brands, and reputations. Designed to integrate with existing AI and Cyber Security frameworks, the Mindgard platform streamlines AI risk management, freeing up resources while ensuring comprehensive AI security that traditional cyber security tooling can't. Our advanced platform, developed from over four years of cutting-edge research at a leading UK university, automates security testing across your AI portfolio, allowing businesses to embrace AI technologies confidently and securely.Starting Price: Free -
6
LLM Guard
LLM Guard
By offering sanitization, detection of harmful language, prevention of data leakage, and resistance against prompt injection attacks, LLM Guard ensures that your interactions with LLMs remain safe and secure. LLM Guard is designed for easy integration and deployment in production environments. While it's ready to use out-of-the-box, please be informed that we're constantly improving and updating the repository. Base functionality requires a limited number of libraries, as you explore more advanced features, necessary libraries will be automatically installed. We are committed to a transparent development process and highly appreciate any contributions. Whether you are helping us fix bugs, propose new features, improve our documentation, or spread the word, we would love to have you as part of our community.Starting Price: Free -
7
Threatrix
Threatrix
Threatrix autonomous platform manages your open source supply chain security and license compliance allowing your team to focus on delivering great software. Enter a new era of open source with Threatrix autonomous open source management. Threatrix autonomous platform effectively eliminates security risks and helps your team quickly manage license compliance in a single, tightly integrated platform. Scans complete in seconds, never holding up your builds. Proof of origin instantly ensures actionable results. Seamlessly processes billions of source files every day, providing unparalleled scalability for even the largest of organizations. Empower your vulnerability detection with unmatched control and risk visibility thanks to the unparalleled capabilities of our TrueMatch technology. A comprehensive vulnerability knowledge base aggregates all known open source vulnerability data and pre-zero-day vulnerability intelligence from the dark web.Starting Price: $41 per month -
8
SydeLabs
SydeLabs
With SydeLabs you can preempt vulnerabilities and get real-time protection against attacks and abuse while staying compliant. The lack of a defined approach to identify and address vulnerabilities within AI systems impacts the secure deployment of models. The absence of real-time protection measures leaves AI deployments susceptible to the dynamic landscape of emerging threats. An evolving regulatory landscape around AI usage leaves room for non-compliance and poses a risk to business continuity. Block every attack, prevent abuse, and stay compliant. At SydeLabs we have a comprehensive solution suite for all your needs around AI security and risk management. Obtain a comprehensive understanding of vulnerabilities in your AI systems through ongoing automated red teaming and ad-hoc assessments. Utilize real-time threat scores to proactively prevent attacks and abuses spanning multiple categories, establishing a robust defense against your AI systems.Starting Price: $1,099 per month -
9
MCP Defender
MCP Defender
MCP Defender is an open source desktop application that functions as an AI firewall, designed to monitor and protect Model Context Protocol (MCP) communications. It acts as a secure proxy between AI applications and MCP servers, analyzing all communications for potential threats in real-time. It automatically scans and protects all MCP tool calls, providing advanced LLM-powered detection of malicious activity. Users can manage the signatures used during scanning, allowing for customizable security measures. MCP Defender identifies and blocks common AI security threats, including prompt injection, credential theft, arbitrary code execution, and remote command injection. It supports integration with various AI applications such as Cursor, Claude, Visual Studio Code, and Windsurf, with more applications to be supported in the future. It offers intelligent threat detection, alerting users as soon as it identifies any malicious activity being performed by AI apps.Starting Price: Free -
10
ActiveFence
ActiveFence
ActiveFence is a comprehensive AI protection platform designed to safeguard generative AI systems with real-time evaluation, security, and testing. It offers features such as guardrails to monitor and protect AI applications and agents, red teaming to identify vulnerabilities, and threat intelligence to defend against emerging risks. ActiveFence supports over 117 languages and multi-modal inputs and outputs, processing over 750 million interactions daily with low latency. The platform provides mitigation tools, including training and evaluation datasets, to reduce safety risks during model deployment. Trusted by top enterprises and foundation models, ActiveFence helps organizations launch AI agents confidently while protecting their brand reputation. It also actively participates in industry events and publishes research on AI safety and security. -
11
Corgea
Corgea
Corgea empowers security teams to secure vulnerable code and frees up engineering to focus on revenue-generating work.Starting Price: Free -
12
ZeroTrusted.ai
ZeroTrusted.ai
Large Language Models (LLMs) learn from vast datasets, which might include your sensitive information. This presents risks of unintentional data exposure and exploitation by unethical LLM providers or malicious actors. ZeroTrusted.ai’s LLM Firewall is designed to protect you from these threats. Our sanitization model is intelligent enough to detect GDPR, PHI, PII, PCI data etc. It’s constantly trained with compliance requirements data for from NIST. That way you fulfill your compliance requirement while automating the process. There are plenty other features like for prompt optimization, reducing hallucinations and data injection using our LLM ensemble technique and lots of other feature. These features are only available on the business plan however.Starting Price: $19.99 per month -
13
CyberRiskAI
CyberRiskAI
Conduct cybersecurity risk audit with CyberRiskAI. We offer a fast, accurate, and affordable service for businesses that want to identify and mitigate their cybersecurity risks. Our AI-powered assessments provide businesses with valuable insights into potential vulnerabilities, enabling you to prioritize their security efforts and protect your company’s sensitive data. Comprehensive cybersecurity audit & risk assessment. All-in-one risk assessment tool and template. Uses the NIST cybersecurity audit framework. Quick and easy to set up and run, we offer a hands-off service. Automate your quarterly cybersecurity risk audit. Data gathered is confidential and stored securely. By the end of the audit, you’ll have all the information you need to mitigate your organization’s cybersecurity risks. With the valuable insights gained in potential vulnerabilities, you can prioritize your team’s security efforts to protect and mitigate cybersecurity risks.Starting Price: $49 -
14
GPT Guard
Protecto
Unlock and freely use your data for AI and data analytics while safeguarding security and meeting privacy regulations. Generate different text formats such as customer emails, summaries, meeting notes, contracts etc., securely and privately. Analyze sensitive data such as customer surveys, support tickets, and employee feedback without sending personal data to LLMs. Get answers to your questions, improving your productivity and reducing your workload without sacrificing security and privacy.Starting Price: $8 per user per month -
15
Cloaked AI
IronCore Labs
Cloaked AI protects sensitive AI data by encrypting it, but keeping it usable. Vector embeddings in vector databases can be encrypted without losing functionality such that only someone with the proper key can search the vectors. It prevents inversion attacks and other AI attacks on RAG systems, facial recognition systems, and more.Starting Price: $599/month -
16
NeuralTrust
NeuralTrust
NeuralTrust is the leading platform for securing and scaling LLM applications and agents. It provides the fastest open-source AI gateway in the market for zero-trust security and seamless tool connectivity, along with automated red teaming to detect vulnerabilities and hallucinations before they become a risk. Key Features: - TrustGate: The fastest open-source AI gateway, enabling enterprises to scale LLMs and agents with zero-trust security, advanced traffic management, and seamless app integration. - TrustTest: A comprehensive adversarial and functional testing framework that detects vulnerabilities, jailbreaks, and hallucinations, ensuring LLM security and reliability. - TrustLens: A real-time AI observability and monitoring tool that provides deep insights and analytics into LLM behavior.Starting Price: $0
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