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SentinelOne Singularity Cloud Security vs UnderDefense comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Nov 8, 2026

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

ROI

Sentiment score
4.8
Organizations benefit from Qualys TotalCloud with improved efficiency, enhanced security, and substantial savings in time and resources.
Sentiment score
5.6
SentinelOne Singularity Cloud Security boosts ROI by automating security operations, improving efficiency, and reducing manpower and resource costs.
Sentiment score
8.0
Users saved time with detailed alerts, improving productivity and focus on development, security, and customer engagement.
We are able to scan all our assets with less human intervention and achieve overall effective outcomes.
Dns architect at a outsourcing company with 5,001-10,000 employees
It has saved about 90% of our time.
Senior Consultant at a consultancy with 10,001+ employees
TotalCloud has generated overall savings of 30 to 40 percent across various departments.
Security Manager at a consultancy with 10,001+ employees
After implementing SentinelOne, it takes about five to seven minutes.
Cloud engineer at a construction company with 5,001-10,000 employees
With SentinelOne Singularity Cloud Security, we reduce investigation time to about 80%.
Cybersecurity And Information Governance Head at Aeren
SentinelOne Singularity Cloud Security has helped reduce the time required for threat investigation and response by providing automated detection, detailed context, and centralized visibility.
Desktop support Engineer at a outsourcing company with 51-200 employees
Log triage no longer takes up our security team's calendar, allowing those hours to go into platform architecture, our DRM protections, and proactive hardening.
SEO And Outreach Specialist at a tech vendor with 11-50 employees
Each alert comes with the caller, the endpoint, and the queries, so we do not dig through logs.
Internet Marketing Manager at a tech vendor with 51-200 employees
I have seen a return on investment, mainly in time and not having to build a team, as we did not need to hire a security team to get around-the-clock cloud coverage.
BD with 10,001+ employees
 

Customer Service

Sentiment score
6.7
Qualys TotalCloud delivers knowledgeable support with high ratings despite occasional delays, emphasizing personalized and effective problem-solving.
Sentiment score
7.5
SentinelOne Singularity Cloud Security offers varied customer service experiences, with expert support but inconsistent response times post-acquisition changes.
Sentiment score
9.5
UnderDefense's customer service earns high ratings for exceptional responsiveness, clear communication, and quick assistance, achieving perfect satisfaction scores.
On a scale from one to ten, I would rate customer support a ten.
Head of IT at a insurance company with 201-500 employees
The technical support from Qualys is excellent, always available 24/7 for any urgent needs.
Senior Consultant at a consultancy with 10,001+ employees
The technical support team is strong and helpful in solving issues promptly.
Security Manager at a consultancy with 10,001+ employees
Throughout the migration, they remained available for several hours without complaint, providing assistance at every step.
Mobile Application Developer at a retailer with 1-10 employees
In my experience, I have never encountered a junior person or someone without knowledge coming into support from SentinelOne.
Senior Technical Engineer at Safezone Secure Solutions Private Limited
I need to check how things are looking and whether we have the visibility we need or if any threat hunting is happening, which is something very important.
Technical Lead at a tech vendor with 51-200 employees
When we needed a baseline adjusted or a finding explained, we got a clear answer quickly.
SEO And Outreach Specialist at a tech vendor with 11-50 employees
I would rate the customer support on a scale of 1 to 10 as 10.
Founder at Urlicer
The customer support has been responsive and helpful.
Internet Marketing Manager at a tech vendor with 51-200 employees
 

Scalability Issues

Sentiment score
7.2
Qualys TotalCloud excels in scalability and multi-cloud support but faces occasional performance lags and management challenges.
Sentiment score
7.7
SentinelOne Singularity Cloud Security offers high scalability with seamless integration and top ratings, ideal for dynamic organizational growth.
Sentiment score
8.5
UnderDefense seamlessly manages high-traffic and dynamic environments, ensuring reliable coverage amidst increasing customer and endpoint volumes.
I would rate its scalability a ten out of ten.
Senior Consultant at a consultancy with 10,001+ employees
The scalability of Qualys TotalCloud is excellent, and I would rate it as ten out of ten.
IT Architect at a consultancy with 10,001+ employees
For scalability, I would rate it a ten out of ten.
Cyber Security Specialist at a financial services firm with 10,001+ employees
The SentinelOne Singularity Cloud exhibits high scalability.
Security Analyst at Intersistemi Italia s.p.a.
We've automated in our MDM so any device that we start in our MDM automatically installs SentinelOne.
IT Support Specialist at a non-tech company with 201-500 employees
It is scalable. I would rate it a ten out of ten for scalability.
Sr security engineer at Halodoc
Our platform sees sharp spikes from bulk uploads and fast-spreading assets, and UnderDefense Agentic AI SOC handles them without needing us to resize or retune anything.
SEO And Outreach Specialist at a tech vendor with 11-50 employees
UnderDefense's scalability is good, as the same coverage applies as our cloud environment grows without us changing anything on our side.
BD with 10,001+ employees
Our traffic is high, and UnderDefense handles it without us changing anything.
Internet Marketing Manager at a tech vendor with 51-200 employees
 

Stability Issues

Sentiment score
8.2
Qualys TotalCloud is praised for high stability, reliability, minimal downtime, advanced scanning, prompt support, and seamless user experience.
Sentiment score
8.2
SentinelOne Singularity Cloud Security is praised for its reliability and performance, despite occasional dashboard lag and minor connectivity issues.
Sentiment score
9.1
UnderDefense is praised for its stability, consistently providing reliable performance even during high traffic and stress scenarios.
It has a lot of scanning mechanisms, which are agentless APIs, eBPF, and cloud agents, that are highly reliable.
Sr Security Engineer at a tech vendor with 5,001-10,000 employees
I would rate it a ten out of ten for stability.
Senior Consultant at a consultancy with 10,001+ employees
We have not encountered any lagging or crashing from the tool.
Senior Information Security Engineer at a consultancy with 10,001+ employees
I would rate the stability of SentinelOne Singularity Cloud Security a 10 because as of now we have not faced any stability issues.
Security Analyst at Softcell Technologies Limited
SentinelOne Singularity Cloud Security operates consistently, and that is how a product should work—you should not have to worry about it.
Technical Lead at a tech vendor with 51-200 employees
I have not seen any instability issues such as lagging, crashing, or downtime.
Lead Product Security Engineer at a computer software company with 11-50 employees
We use it every day and it has run steadily, including when our traffic is high.
Internet Marketing Manager at a tech vendor with 51-200 employees
 

Room For Improvement

Qualys TotalCloud needs UI/UX improvements, enhanced automation, better integration, clearer licensing, and faster vulnerability detection for competitiveness.
SentinelOne Singularity Cloud Security needs improved search, integration, responsiveness, documentation, customization, legacy support, and false positive reduction.
Focus on including internal identifiers in alerts and onboarding templates to improve user experience and reduce setup time.
Ideally, updates should be more immediate, enabling quicker implementation of solutions.
Project Lead at Persistent Systems
Our goal is to integrate all these functions into Qualys, creating a single dashboard for comprehensive security monitoring and management.
Senior Information Security Engineer at a consultancy with 10,001+ employees
If we find a critical or high vulnerability on an IP or server, the remediation steps should be communicated clearly.
Cyber Security Manager at RJ Corp Retail
The Infrastructure as Code service available in PingSafe and the services available in AWS cloud security can be merged so that we can get the security data directly from AWS cloud in PingSafe.
Cloud Engineer at a tech services company with 201-500 employees
It gives our management a false impression of there being no open incidents over that period.
Information Security Manager at SBI General Insurance
A centralized dashboard with numerous metrics would improve user understanding.
Development Manager at SBI General Insurance
It is worth it for accurate triage later, but a template for common upload patterns will shorten that time.
SEO And Outreach Specialist at a tech vendor with 11-50 employees
The setup and daily use have both been smooth.
BD with 10,001+ employees
Showing the customer name in the alert would help.
Internet Marketing Manager at a tech vendor with 51-200 employees
 

Setup Cost

Qualys TotalCloud offers competitive pricing and flexibility, especially for large enterprises, with quick setup and comprehensive integration.
SentinelOne Singularity Cloud Security offers flexible pricing, aligning with market standards, providing robust threat detection and response capabilities.
Users find UnderDefense cost-effective, easy to set up, and transparently priced, offering great value compared to in-house solutions.
In our case, replacing the tool will give us better functionalities without increasing the cost compared to what we pay today for the competitor.
Head of IT at a insurance company with 201-500 employees
Qualys TotalCloud offers good pricing that is affordable and competitive with the market.
Senior Consultant at a consultancy with 10,001+ employees
Qualys TotalCloud offers competitive pricing given its comprehensive suite of features, including integration, assessment, remediation, and detection capabilities, all within a single platform.
IT Architect at a consultancy with 10,001+ employees
With very little negotiation involved, we just let them know what we could pay and they were willing to meet us at slightly above what we paid with Sophos, which was still very fair for what we were looking at.
IT Support Specialist at a non-tech company with 201-500 employees
Its high cost may be prohibitive for small and medium-sized businesses.
Technical Support Engineer at a consultancy with 10,001+ employees
I would rate the price an eight out of ten, with ten being the most expensive.
Cloud Support Engineer at a construction company with 5,001-10,000 employees
licensing was clear from the start, giving me good value for the price
Founder at Urlicer
Compared with building the same coverage in-house, it is a much lower cost and did not require us to hire.
SEO And Outreach Specialist at a tech vendor with 11-50 employees
Pricing was fair for what we get, setup was easy and took very little of our time, and the licensing was clear from the start, enabling us to see good value for the price.
BD with 10,001+ employees
 

Valuable Features

Qualys TotalCloud optimizes cloud security with AI, enhanced risk management, and efficient threat detection across multi-cloud environments.
SentinelOne Singularity Cloud Security provides real-time threat detection, automated response, and user-friendly management for enhanced security diagnostics and reporting.
UnderDefense offers anomaly detection, noise filtering, proactive reporting, 24/7 support, AI accuracy, governance, and efficient alert triage.
The AI enhancements simplify vulnerability management by eliminating the need for SQL queries to create policies.
Project Lead at Persistent Systems
For example, if some machines have open vulnerabilities and the remediation team resolves them, the on-demand feature allows us to verify vulnerability resolution promptly.
Senior Security Consultant at CyberNxt Solutions LLP
Qualys TotalCloud is also used to provide unified vulnerability and threat assessment across both IaaS and SaaS.
Group IT Cloud and Cybersecurity Engineer at Safetykleen
This tool has been helpful for us. It allows us to search for vulnerabilities and provides evidence directly on the screen.
Cloud Security Specialist at a insurance company with 10,001+ employees
The cloud misconfiguration feature gave us almost zero false positives.
Sr security engineer at Halodoc
The most valuable feature is the easy-to-understand user interface, which allows even non-technical users to comprehend and resolve issues.
Solution architect at ACC
The linking, the filtering, and the readable reasoning each help on their own, but together, they allow a small security team to handle the volume our platform produces without losing sight of the cases that matter.
SEO And Outreach Specialist at a tech vendor with 11-50 employees
It has full-time support 24/7 with proactive reports, and monitoring runs around the clock.
Founder at Urlicer
The sorting signals and clear reports help my team day-to-day because every morning we look at a short list of cases that matter instead of a long list of raw alerts, and each case comes with the full picture, so we can decide in a few minutes whether it needs action.
BD with 10,001+ employees
 

Categories and Ranking

Qualys TotalCloud
Sponsored
Average Rating
8.8
Reviews Sentiment
7.0
Number of Reviews
55
Ranking in other categories
Vulnerability Management (5th), Container Security (8th), Cloud Workload Protection Platforms (CWPP) (7th), Cloud Security Posture Management (CSPM) (6th), SaaS Security Posture Management (SSPM) (2nd), Cloud-Native Application Protection Platforms (CNAPP) (6th)
SentinelOne Singularity Clo...
Average Rating
8.6
Reviews Sentiment
7.3
Number of Reviews
141
Ranking in other categories
Vulnerability Management (4th), Cloud and Data Center Security (6th), Container Security (2nd), Cloud Workload Protection Platforms (CWPP) (3rd), Cloud Security Posture Management (CSPM) (2nd), Cloud-Native Application Protection Platforms (CNAPP) (2nd), Compliance Management (2nd), AI Observability (4th)
UnderDefense
Average Rating
10.0
Reviews Sentiment
7.2
Number of Reviews
5
Ranking in other categories
Endpoint Detection and Response (EDR) (22nd), Security Orchestration Automation and Response (SOAR) (10th), SOC as a Service (4th), Managed Detection and Response (MDR) (10th), Extended Detection and Response (XDR) (15th), Compliance Management (10th), AI-SOC (8th), AI-Powered Security Automation (4th)
 

Featured Reviews

reviewer2859021 - PeerSpot reviewer
Sr Security Engineer at a tech vendor with 5,001-10,000 employees
Risk-based triage has transformed container security and now prioritizes high-impact threats
The best features Qualys TotalCloud offers currently include managing cloud infrastructure and container security while facing major challenges such as alert fatigue. Traditional vulnerability scanners flag hundreds of CVEs on short-lived Kubernetes containers, some of which have no internet exposure or are gone before we can even triage them. I leverage Qualys TotalCloud to move beyond static CVSS. I use it to implement runtime exposure, correlation risk reprioritization, and shift-left integration. This notifies developers to fix a base image upstream rather than patching live ephemeral instances. In my work with cloud and container security, the biggest operational hurdle was alert fatigue. I use Qualys to shift left from static CVSS severity to context-aware risk prioritization. I correlated raw vulnerability data with real-time risk factors such as public network exposure, active runtime execution, or overly permissive IAM roles. This allows us to immediately drop the priority of isolated containers and escalate lower-severity CVEs that sit on an exposed, high-risk path. We can map these findings directly back to our CI/CD pipelines so developers can patch the root base images upstream. We have drastically cut down the signal-to-noise ratio, saved a lot of manual hours doing triage work, and ensured engineering effort goes directly towards high-impact risk reduction.
KP
Software Developer at Softcell Technologies Limited
Advanced rollback and AI-driven insights have protected endpoints and simplified security operations
We can check multiple types of alerts and triggers, and we can analyze these. There are many types of functions such as Kill, Quarantine, and remediate rollback types of features, which we can use for client safety. The rollback feature is the best feature because it is only used in SentinelOne Singularity Cloud Security. We have used multiple types of EDR, but the rollback feature is unique to SentinelOne Singularity Cloud Security. When many types of attacks happen in an organization, the rollback feature deletes all types of malicious files and other malware-type files and completely cleans your system. This feature is very interesting according to me. SentinelOne Singularity Cloud Security provides many types of features such as Kill and Quarantine, which are very interesting features for security operations. There are deep visibility features, and Purple AI is also one of the best features. It is easy for security operations and incident response. We can check log analysis with the help of deep visibility, and any types of attacks, malware, and phishing attacks are detected by SentinelOne Singularity Cloud Security. Many types of security operations can be tracked and observed with the help of SentinelOne Singularity Cloud Security. Purple AI is one of the interesting features in SentinelOne Singularity Cloud Security. Deep visibility is one of the best features in SentinelOne Singularity Cloud Security. You can find any types of logs and any types of devices through searching portals, similar to Google search. It gives you information regarding this. With deep visibility, you can search for any name. For example, we can search for any name and check what is happening with that person's laptops, what USB is connected or disconnected, and whether the network is connected or not. This is with the help of Purple AI.
Ivan Voitovych - PeerSpot reviewer
Founder at Urlicer
AI-driven SOC triage has transformed threat monitoring and keeps our security work focused
The best features UnderDefense offers include mostly triage in-context signals read together across my stack, where one finding replaces many separate checks. A good thing too is its false positive suppression, as I do not get false notifications. Normal activity such as traffic spikes during customer events is recognized and documented, and only the unusual cases reach me. It has full-time support 24/7 with proactive reports, and monitoring runs around the clock. Reports and alerts come to me without even noticing or asking, so it is very useful. My team sees what happened without having to chase it. I find the proactive reporting and 24/7 support to have definitely made a real difference. Proactive reports mean I hear about what happened without having to ask, so I know the state of things at the start of the day, and 24/7 support matters most for traffic spikes and other events outside busy working hours, as I get an answer when I need one without keeping someone on call just in case, saving me a lot of time. Together, they let my team stay on infrastructure work and step in only when a decision is needed. Regarding UnderDefense's AI capabilities, I think the governance and security is the best there is, as the decisions that matter stay with my team and each finding is documented, allowing me to review afterwards how a conclusion was reached. That control and traceability is what I need from AI in a security role. The accuracy and reliability of UnderDefense's AI output is accurate and steady, as findings have matched what I saw when I checked them, and the pattern assessments are consistent, especially during large traffic events or spikes, which is when I depend on them most. When a case needs judgment, the reasoning is there so I can confirm it myself.
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Top Industries

By visitors reading reviews
Comms Service Provider
18%
Outsourcing Company
12%
Manufacturing Company
11%
Financial Services Firm
10%
Financial Services Firm
12%
Manufacturing Company
9%
Computer Software Company
8%
Construction Company
6%
Manufacturing Company
39%
Construction Company
13%
Security Firm
11%
Outsourcing Company
9%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business16
Midsize Enterprise11
Large Enterprise39
By reviewers
Company SizeCount
Small Business65
Midsize Enterprise28
Large Enterprise64
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for Qualys TotalCloud?
We purchased Qualys TotalCloud for GCP and Azure as well. It is comparatively better than others regarding pricing. T...
What needs improvement with Qualys TotalCloud?
I am unsure about how Qualys TotalCloud can be improved. I do not have anything else to add about the needed improvem...
What is your primary use case for Qualys TotalCloud?
My main use case for Qualys TotalCloud is telemetry, although I am unsure about the specifics. A quick specific examp...
What is your experience regarding pricing and costs for PingSafe?
I have not personally dealt with pricing, setup costs, and licensing because in the end I only work on the console an...
What needs improvement with PingSafe?
In my opinion, there is not much to improve with SentinelOne Singularity Cloud Security as it is really good software...
What is your primary use case for PingSafe?
My main use case for SentinelOne Singularity Cloud Security is managing security incidents for the various companies ...
What is your primary use case for UnderDefense?
Our main use case for UnderDefense Agentic AI SOC is to watch how accounts actually use our platform. Our product is ...
What is your experience regarding pricing and costs for UnderDefense?
The experience with pricing, setup cost, and licensing has been fair for what we get. Compared with building the same...
What needs improvement with UnderDefense?
UnderDefense could improve in onboarding, which takes some dedicated time because the baseline for our high volume up...
 

Also Known As

Qualys TotalCloud with FlexScan
PingSafe
No data available
 

Interactive Demo

Demo not available
Demo not available
 

Overview

 

Sample Customers

Information Not Available
Information Not Available
Kyte, Betsson Grourp, Mammut, Accedian.
Find out what your peers are saying about Wiz, SentinelOne, Vanta and others in Compliance Management. Updated: October 2026.
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