--- title: UnderDefense MAXI Reviews meta\_title: 'UnderDefense MAXI Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter 32 reviews by the users' company size, role or industry to find out how UnderDefense MAXI works for a business like yours. aggregate\_rating: rating\_value: 4.9 review\_count: 32 scale: '5' date\_modified: '2026-08-10' parent\_category: name: System Security url: https://www.g2.com/categories/system-security --- # UnderDefense MAXI Reviews & Product Details Claimed ###### Profile Status This profile is currently managed by UnderDefense MAXI but has limited features. Are you part of the UnderDefense MAXI team? [Upgrade your plan](https://sell.g2.com) to enhance your branding and engage with visitors to your profile! UnderDefense is an Agentic AI SOC & Compliance Automation platform trusted by 200+ enterprises in the US and EU. It works on top of the security stack you already own — no rip-and-replace, no added headcount — so your team spends its time on decisions, not triage. ◆ 10+ years of operations with zero ransomware incidents ◆ 250+ integrations across any SIEM, EDR, or cloud stack ◆ 24/7 IR team available whenever you need urgent support WHAT WE OFFER AGENTIC AI SOC UnderDefense Agentic AI SOC works on top of your existing security stack, turning every security team into a machine-speed defense unit without tool replacement or headcount expansion. It takes over the investigative routine that pulls your team away from strategic decisions: enrichment, correlation, triage. ▸ Investigation at Machine Speed: Agentic AI SOC accesses tools, enriches data, and performs deep cross-environment investigations at machine speed. It correlates, triages, and forms conclusions, offloading all repetitive work from your team. ▸ 2 Minutes Per Alert: Complete SIEM queries, threat intel checks, and cross-system correlations in 2 minutes. Every step fully observable and auditable. ▸ Human at Every Decision Point: The platform verifies suspicious activity with end-users via Slack or Teams, then routes containment decisions to your team or our 24/7 IR experts. COMPLIANCE AUTOMATION Stop chasing spreadsheets. UnderDefense MAXI Compliance AI automatically collects continuous evidence across ISO 27001, SOC 2, PCI DSS, GDPR, and HIPAA, and publishes your live posture through a shareable Trust Center link. ▸ 40% audit-ready in the first 40 minutes ▸ 2X faster time-to-compliance vs. traditional audit ▸ 24/7 continuous monitoring — posture always current, not point-in-time WHY WE ARE BETTER ✓ No rip-and-replace: Works with your current SIEM (Splunk, Sentinel, Chronicle, QRadar, Elastic), EDR, and cloud tools. Logs stay in your data lake. ✓ True Multi-Environment Coverage: Comprehensive visibility across on-premises, cloud (AWS, GCP, Azure), SaaS, network, identity, and OT/SCADA environments. ✓ The Only Agentic AI SOC with on-prem deployment: Full AI SOC inside your own infrastructure. No telemetry leaving your environment. Air-gapped available. ✓ Right-Sized for Any Enterprise: Detection engineering and support tailored to your organization, not a one-size-fits-all template. Start your free trial at underdefense.com * * * Seller [UnderDefense](https://www.g2.com/sellers/underdefense) Discussions [UnderDefense MAXI Community](https://www.g2.com/products/underdefense-maxi/discuss) Solution Type Best-of-Breed Show More ## Top-Rated Alternatives [ ![Sophos MDR](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Sophos MDR") Sophos MDR 4.7/5(506) ](https://www.g2.com/products/sophos-mdr/reviews) [ ![CrowdStrike Falcon Endpoint Protection Platform](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "CrowdStrike Falcon Endpoint Protection Platform") CrowdStrike Falcon Endpoint Protection Platform 4.6/5(441) ](https://www.g2.com/products/crowdstrike-falcon-endpoint-protection-platform/reviews) [ ![ThreatDown](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "ThreatDown") ThreatDown 4.6/5(1,089) ](https://www.g2.com/products/threatdown/reviews) [ View All Alternatives ](https://www.g2.com/products/underdefense-maxi/competitors/alternatives) ## User Insights Average based on 32 real user reviews. [Log in to unlock pricing and user insights](/login) ## UnderDefense MAXI Integrations (11) What do users say about integrations? Integration information sourced from real user reviews. [ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Amazon Web Services AI ](https://www.g2.com/products/amazon-web-services-ai/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") AzureDesk ](https://www.g2.com/products/azuredesk/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") CrowdStrike Falcon Cloud Security ](https://www.g2.com/products/crowdstrike-falcon-cloud-security/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Elastic Security ](https://www.g2.com/products/elastic-elastic-security/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") GitHub ](https://www.g2.com/products/github/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Google Workspace ](https://www.g2.com/products/google-workspace/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Salesforce Agentforce ](https://www.g2.com/products/salesforce-agentforce/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Salesforce Partner Cloud (formerly Salesforce PRM) ](https://www.g2.com/products/salesforce-partner-cloud-formerly-salesforce-prm/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Salesforce Spiff ](https://www.g2.com/products/salesforce-spiff/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Slack ](https://www.g2.com/products/slack/reviews)[ ![Product Avatar Image](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Product Avatar Image") Splunk Enterprise ](https://www.g2.com/products/splunk-enterprise/reviews) Show More ![Arlin O.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Arlin O.") AO Arlin O. Enterprise (\> 1000 emp.) 2/2/2024 "Boost your security and know your infrastructure better with UnderDefense MDR" 5/5 What do you like best about UnderDefense MAXI? Not having to worry about ransomware, alert overload and reporting. Getting a clear view of my security posture, where the threats are coming from and how they are handled. They literally took care of all our problems. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? Nothing at the moment. We've been very pleased. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? As a CIO, my days are packed. I'm always looking for ways to optimize our operations, especially by automating those repetitive, time-consuming tasks. It's not just about efficiency; it's about diving deeper into our data for smarter insights and ensuring all our security tools play nice together. Good tool performance is key – it's what keeps me from burning the midnight oil and helps my team stay motivated. And personally, nothing is more reassuring than knowing we have solid defenses against ransomware. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Andriy H.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Andriy H.") AH Andriy H. Co-Founder and CTO at Contora Inc. Information Technology and Services Mid-Market (51-1000 emp.) 5/9/2024 "Like having extra security pros on your team" 4.5/5 What do you like best about UnderDefense MAXI? Honestly, some security tools are more complicated than the threats themselves. Underdefense isn't just about catching bad stuff, they give proactive tips too. Feels like my IT department suddenly got way smarter. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? No Underdefense's fault entirely, but getting all our logs and stuff flowing took longer than I expected. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? Our IT team was overwhelmed by the sheer volume of security alerts and doesn't have the resources for 24/7 monitoring. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Valeriia D.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Valeriia D.") VD Valeriia D. Marketing Specialist Mid-Market (51-1000 emp.) 9/25/2023 "Smoothest onboarding I ever had and great MDR" 5/5 What do you like best about UnderDefense MAXI? The speed of onboarding was a delightful surprise. In times where integrating new systems can take weeks, UnderDefense had us up and running in no time. Their 24/7 detection and response service is fast and comprehensive, providing us with a granular, real-time view of our environment. What’s even more reassuring is that now, when alerts pop up, there's no panic. With their guidance, we know precisely what steps to take next. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? Honestly, it took a bit to adjust to the sheer volume of data and insights at our fingertips. A more gradual introduction to all the platform's features might have smoothed our transition. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? "Before MaxiMDR, we were slightly overwhelmed with alerts and often unsure of how to prioritize or respond to them. Now, not only do we get alerts, but we also get clear guidance on how to handle them. This has significantly reduced our response time and has given our team a newfound confidence in managing potential threats. The most notable outcome has been the drastic reduction in response time to potential threats. Also, false positives have become a rarity, ensuring that our team's focus remains on genuine threats." Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Darina I.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Darina I.") DI Darina I. Customer Success Manager Mid-Market (51-1000 emp.) 10/3/2023 "Powerful MDR" 5/5 What do you like best about UnderDefense MAXI? I appreciate the simplicity and effectiveness of UnderDefense MAXI. It offers clear and actionable insights, allowing us to react promptly to any security issue. The platform’s interface is intuitive, making it easy even for non-techies to navigate. It's clear they've focused on making a tool that gets straight to the point without unnecessary fluff. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? We had some questions, especially when exploring some advanced features, but it’s manageable and the support team is always ready to assist. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? UnderDefense MAXI has been a key player in helping us maintain a secure environment. It has significantly reduced the number of false positives, allowing our team to focus on real threats. We used to be swamped with alerts, but now we can swiftly identify and address actual vulnerabilities, optimizing our response time. This tool has definitely streamlined our security operations and increased our overall cybersecurity posture. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Val R.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Val R.") VR Val R. Small-Business (50 or fewer emp.) 9/7/2023 "Impressed by the 30-day Impact Report" 5/5 What do you like best about UnderDefense MAXI? Building our cybersecurity from scratch felt like a daunting challenge. Enter UnderDefense MAXI and its 30-day impact report. For a marketing agency taking baby steps in security, these reports were our guiding star – clear, concise, and oh-so-relevant. Plus, their vCISO team was amazing in supporting us with ISO 27001. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? Honestly, the initial setup felt like learning a new language. But just like any language, with a bit of immersion (and help from their support), we got fluent. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? We dove into the deep end, creating a security monitoring system from the ground up. MAXI's MDR tools became our safety net. And as a marketing firm swimming in client data, safety is paramount. The 30-day impact reports? They've transformed our understanding of security posture, giving us a roadmap of where we've been and where we're heading. With the added cushion of ISO 27001 guidance, we're not just floating; we're sailing confidently in the cybersecurity ocean. Cheers to UnderDefense for being our trusted partner. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Mariana D.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Mariana D.") MD Mariana D. SMM Small-Business (50 or fewer emp.) 8/31/2023 "Our SaaS Safety Net – No-Nonsense and Reliable" 5/5 What do you like best about UnderDefense MAXI? The real-time threat updates from UnderDefense MAXI are solid. But what really caught my attention was their rapid response time. Had a slight issue, and boom – they were on it faster than you can say "rapid response time". And the transition to integrate with our cloud setup was extremely smooth, without any business interruption at all. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? Some of the features and terms threw me for a loop. But after rolling up my sleeves and getting some guidance from their support, it all clicked. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? In the SaaS, cyber threats are like the pop-up ads of yesteryears – annoying and everywhere. UnderDefense MAXI has been our ad-blocker, keeping our screens clear. Whether it's malware or more complex issues, they're on top of it. Our clients appreciate the added layer of security, and we’re more confident than ever. Those timely alerts and the speed at which they respond? Just what we needed. With UnderDefense MAXI, it's like having an old school Nokia phone – reliable and always ready for action. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Yaroslava K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Yaroslava K.") YK Yaroslava K. IT Project Manager Information Technology and Services Small-Business (50 or fewer emp.) 7/19/2023 "UnderDefense has changed our approach to security" 5/5 What do you like best about UnderDefense MAXI? They have an exceptionally talented team who is very engaged and provides extra care. If I had to pick a single word - I would call them proactive. They keep us informed, suggesting relevant and cost-effective security improvements and new use cases that enhance our defenses. And we love the monthly report - we gain valuable insights into security posture and incidents, and share them with the board of directors. Plus, their expert management of our SIEM has added to the value of our security investments and tools. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? Maybe just the fact that we're working on syncing schedules between their Team Leads and ours. But they're really accommodating about resolving it. I'm sure we'll figure it out. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? UnderDefense has changed our approach to cybersecurity. At first, we hired them for managed SIEM service, but after they demonstrated the value of MDR, our management was motivated to act on it. Now, with their security monitoring and incident response we know our endpoints are well-protected. It was a huge relief for our whole team. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic OM Oleksii M. Mid-Market (51-1000 emp.) 7/11/2023 "Easy and trustworthy vendor" 5/5 What do you like best about UnderDefense MAXI? What we love most about UnderDefense is their proactive approach. Their experienced SOC engineers work closely with our team, providing continuous monitoring and threat detection. They're always on the lookout for potential vulnerabilities and take swift action to address them. Our systems are protected around the clock, giving us ultimate peace of mind. The seamless integration and optimization of the EDR platform, CrowdStrike, has been impressive. Despite the complexity involved, they delivered the deployment to 1200 endpoints in just 23 business days. They worked closely with us to ensure minimal disruption to our critical operations. Their communication throughout the process has been excellent. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? Every superhero has room to grow, and UnderDefense is no exception. We'd love to see a more streamlined customization process that reduces implementation time and unlocks even greater value for us. They're already incredible, but a little fine-tuning never hurts. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? We were looking for an MDR provider and were choosing EDR tools. Crowdstrike was our favorite choice, but after a few calls with UnderDefense we realized that we could get way more value, so they truly became our go-to cybersecurity ally, always by our side to solve problems and resolve incidents on our behalf. Their 24/7 monitoring and incident response have played a pivotal role in safeguarding our sensitive data and systems from all the threats out there. With their watchful eyes, we can proactively stay ahead of potential risks and immediately tackle any incidents that come our way. Their commitment to our security gives us a sense of confidence and peace of mind that is truly invaluable in today's digital landscape. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Oleg K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Oleg K.") OK Oleg K. Director Information Security Mid-Market (51-1000 emp.) 12/18/2023 "Solid security solution" 4.5/5 What do you like best about UnderDefense MAXI? UnderDefense MAXI integrates well with our systems, specifically with our SIEM, Splunk. Their team is proactive in identifying and addressing threats, providing 24/7 oversight. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? Honestly, so far, I haven't identified any major dislikes. Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? With UnderDefense MAXI, we've reduced security breaches. Their adherence to SLAs gives me confidence in our infrastructure's protection. As the Information Security Director, it lets me focus on strategy, knowing the day-to-day security is managed effectively. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerSource: Organic ![Verified User in Program Development](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Program Development") UP Verified User in Program Development Mid-Market (51-1000 emp.) 5/9/2024 "Smart investment" 5/5 What do you like best about UnderDefense MAXI? UnderDefense is surprisingly affordable considering the level of protection we get. Their proactive threat hunting and rapid response have saved us from incidents that could have been incredibly costly. Review collected by and hosted on G2.com. What do you dislike about UnderDefense MAXI? There are so many features it takes a little while to learn how to use it all Review collected by and hosted on G2.com. What problems is UnderDefense MAXI solving and how is that benefiting you? The cloud is confusing, and Underdefense makes sure we're safe up there. They find problems before they become big, and that's super important for us. Review collected by and hosted on G2.com. Show More Validated ReviewerSource: Organic ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. [ View More Pricing Information ](https://www.g2.com/products/underdefense-maxi/pricing) ##### ##### UnderDefense MAXI Features Response Resolution Automation Resolution Guidance System Isolation Records Incident Logs Incident Reports Management Incident Alerts Platform Features 24/7 support Proactive report alerts Application control [ View More Features ](https://www.g2.com/products/underdefense-maxi/features) ##### Categories on G2 [Managed Detection and Response (MDR)](https://www.g2.com/categories/managed-detection-and-response-mdr)[Extended Detection and Response (XDR) Platforms](https://www.g2.com/categories/extended-detection-and-response-xdr-platforms)[Incident Response](https://www.g2.com/categories/incident-response) [Managed Detection and Response (MDR)](https://www.g2.com/categories/managed-detection-and-response-mdr)[Extended Detection and Response (XDR) Platforms](https://www.g2.com/categories/extended-detection-and-response-xdr-platforms)[Incident Response](https://www.g2.com/categories/incident-response)[Cloud Detection and Response (CDR)](https://www.g2.com/categories/cloud-detection-and-response-cdr)[AI SOC Agents](https://www.g2.com/categories/ai-soc-agents) [Show MoreShow Less](javascript:void(0);) ##### Explore More [What are the highest rated presales management platforms for enterprise software sales?](https://www.g2.com/discussions/what-are-the-highest-rated-presales-management-platforms-for-enterprise-software-sales)[Best ATS Software](https://www.g2.com/discussions/best-ats-software-for-tracking-job-applicants)[Best desktop expense management software](https://www.g2.com/discussions/best-desktop-expense-management-software) [Which brand protection software has the fastest time to value for mid-sized organizations while still meeting compliance and security requirements?](https://www.g2.com/discussions/which-brand-protection-software-has-the-fastest-time-to-value-for-mid-sized-organizations-while-still-meeting-compliance-and-security-requirements)[What file converter tools work best for a law firm or financial services team that regularly needs to convert and archive large volumes of contracts and reports?](https://www.g2.com/discussions/what-file-converter-tools-work-best-for-a-law-firm-or-financial-services-team-that-regularly-needs-to-convert-and-archive-large-volumes-of-contracts-and-reports)[Pros and Cons Details](https://www.g2.com/products/underdefense-maxi/reviews?qs=pros-and-cons) [Show MoreShow Less](javascript:void(0);)