Microsoft Sentinel vs. Tenable Nessus

Overview
ProductRatingMost Used ByProduct SummaryStarting Price
Microsoft Sentinel
Score 8.3 out of 10
N/A
Microsoft Sentinel (formerly Azure Sentinel) is designed as a birds-eye view across the enterprise. It is presented as a security information and event management (SIEM) solution for proactive threat detection, investigation, and response.
$2.46
per GB ingested
Tenable Nessus
Score 8.5 out of 10
N/A
Tenable headquartered in Columbia offers Nessus, a vulnerability scanning and security assessment solution used to analyze an entity's security posture, vulnerability testing, and provide configuration assessments.
$2,790
Pricing
Microsoft SentinelTenable Nessus
Editions & Modules
Azure Sentinel
$2.46
per GB ingested
100 GB per day
$123.00
per day
200 GB per day
$221.40
per day
300 GB per day
$319.80
per day
400 GB per day
$410.00
per day
500 GB per day
$492.00
per day
More than 500 GB per day
$492.00 + $98.40
per day/plus each additional 100 GB increment
1 Year
$2,790.00
1 Year + Advanced Support
$3,190.00
2 Years
$5,440.00
2 Years + Advanced Support
$6,240.00
3 Years
$7,951.00
3 Years + Advanced Support
$9,151.00
Offerings
Pricing Offerings
Microsoft SentinelTenable Nessus
Free Trial
YesNo
Free/Freemium Version
NoNo
Premium Consulting/Integration Services
NoNo
Entry-level Setup FeeNo setup feeNo setup fee
Additional Details——
More Pricing Information
Community Pulse
Microsoft SentinelTenable Nessus
Features
Microsoft SentinelTenable Nessus
Security Information and Event Management (SIEM)
Comparison of Security Information and Event Management (SIEM) features of Product A and Product B
Microsoft Sentinel
7.3
22 Ratings
7% below category average
Tenable Nessus
-
Ratings
Centralized event and log data collection8.122 Ratings00 Ratings
Correlation7.022 Ratings00 Ratings
Event and log normalization/management7.122 Ratings00 Ratings
Deployment flexibility7.020 Ratings00 Ratings
Integration with Identity and Access Management Tools6.920 Ratings00 Ratings
Custom dashboards and workspaces7.222 Ratings00 Ratings
Host and network-based intrusion detection5.918 Ratings00 Ratings
Data integration/API management6.820 Ratings00 Ratings
Behavioral analytics and baselining6.718 Ratings00 Ratings
Rules-based and algorithmic detection thresholds7.620 Ratings00 Ratings
Response orchestration and automation7.619 Ratings00 Ratings
Reporting and compliance management9.04 Ratings00 Ratings
Incident indexing/searching7.820 Ratings00 Ratings
Threat Intelligence
Comparison of Threat Intelligence features of Product A and Product B
Microsoft Sentinel
-
Ratings
Tenable Nessus
5.1
1 Ratings
44% below category average
Network Analytics00 Ratings8.21 Ratings
Threat Recognition00 Ratings4.51 Ratings
Vulnerability Classification00 Ratings8.21 Ratings
Automated Alerts and Reporting00 Ratings1.01 Ratings
Threat Analysis00 Ratings5.51 Ratings
Threat Intelligence Reporting00 Ratings7.31 Ratings
Automated Threat Identification00 Ratings1.01 Ratings
Vulnerability Management Tools
Comparison of Vulnerability Management Tools features of Product A and Product B
Microsoft Sentinel
-
Ratings
Tenable Nessus
8.0
1 Ratings
3% below category average
IT Asset Realization00 Ratings9.11 Ratings
Authentication00 Ratings9.11 Ratings
Configuration Monitoring00 Ratings9.11 Ratings
Web Scanning00 Ratings4.51 Ratings
Vulnerability Intelligence00 Ratings8.21 Ratings
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User Ratings
Microsoft SentinelTenable Nessus
Likelihood to Recommend
8.3
(50 ratings)
9.0
(7 ratings)
Likelihood to Renew
8.2
(1 ratings)
9.1
(1 ratings)
Usability
6.9
(6 ratings)
9.7
(2 ratings)
Support Rating
8.0
(3 ratings)
7.1
(4 ratings)
Professional Services
5.0
(1 ratings)
-
(0 ratings)
User Testimonials
Microsoft SentinelTenable Nessus
Likelihood to Recommend
Microsoft
I think that the pro is well suited for a complex environment for a big organization that has people that has a mid-size cybersecurity team in place. And it's less appropriate if you are a not so big company because the budget could be important. Barrier to adopt it right on the right way
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Tenable
Nessus is perfectly suitable for performing comprehensive vulnerability assessment scans being a vulnerability scanner. It is less appropriate for performing penetration testing since it is not a penetration testing tool, it does not have the ability and modules to exploit the vulnerabilities of the system.
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Pros
Microsoft
  • I appreciate that it keeps the data within our, what we call our, authorization boundary. The fact that the data remains within Microsoft's, I guess, walled garden if you will, is very helpful for certain compliance needs in particular.
  • The large library of ingestion: ability to ingest is basically as easy as I can basically get it to be most of the time. There's occasionally some vendors that it's a little bit more challenging for, but given the ease of integration for a lot of things, basically it's become one of my requirements when I am looking at other tools is how easily do they integrate with Sentinel.
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Tenable
  • With Nessus we can find the missing critical patches for a server or workstations.
  • Nessus points out any vulnerable or outdated software Technologies used in the system, thus eliminating any chances for security flaws being turned up.
  • Nessus typically points any configuration level issues in accordance with the OWASP guidelines. Even the configuration of SSL related which are most of the time handled by some vendors or 3rd parties.
  • Nessus not only lists out these Vulnerabilities but describes clearly the vulnerabilities in details with its thousands of plugins updated regularly, the tool also recommends solution with practical details of easy implementation.
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Cons
Microsoft
  • I think it should include more third party integration with non microsoft products as well as with other cloud providers. These integrations should be native.
  • It should improve ML and AI capabilities.
  • I find its documentation a little bit difficult to understand at the start. So the words should be simple.
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Tenable
  • Could use an upgrade within reports.
  • Scans can take a long time to complete. Have to break them down in small sections.
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Likelihood to Renew
Microsoft
No answers on this topic
Tenable
Nessus is best and easy to use application for Vulnerabilities finding and reporting, it has multiple platforms and wide scope covering almost all devices for security improvement so far, thus we are very likely to continue its services.
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Usability
Microsoft
The Microsoft Azure Sentinel solution is very good and even better if you use Azure. It's easy to implement and learn how to use the tool with an intuitive and simple interface. New updates are happening to always bring new news and improve the experience and usability. The solution brings reliability as it is from a very reliable manufacturer.
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Tenable
It's very much a plug and play application that the user can go into with limited knowledge and set-up scans in minutes.
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Support Rating
Microsoft
Azure Sentinel is very easy to use and configure. If you are stuck somewhere, Microsoft support is excellent in assisting and solving your issue.
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Tenable
I haven't needed to contact support yet. But issues are easily solved with a quick internet search which means support and by extension, the larger community are involved and knowledgeable.
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Alternatives Considered
Microsoft
Well before there was Microsoft Sentinel, you had other competing products like ArcSight or Splunk, et cetera. I think they have their own qualities, but the Microsoft integration story is really why we're using it.
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Tenable
Sometimes when we identify a vulnerability with Nessus that has an exploit, we made a proof of concept with Metasploit in order to show to the IT managers the importance of the software/hardware hardening.
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Professional Services
Microsoft
Did not use professional services
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Tenable
No answers on this topic
Return on Investment
Microsoft
  • Log Management is a little difficult in-house as everything is situated on the cloud.
  • Paying according to the throughput of the data can be costlier for some organizations.
  • Excellent integration and log parsing for Microsoft products save many man-hours for the SIEM admin to focus on other things.
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Tenable
  • Nessus certainly has a positive impact while me while performing my job, either as security research, or performing vulnerability assessments for clients. It gives a lot of information about the system/application after performing scans. The number of false positives is also less compared to other vulnerability scanners.
  • The professional edition is very useful as policy templates available in this edition are very handy and useful even to perform compliance scan like PCI DSS scan.
  • Also, the ability to export the scan results into reports in formats like HTML, PDF is very useful which could be for performing system/application reviews.
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ScreenShots

Microsoft Sentinel Screenshots

Screenshot of Screenshot of Screenshot of Microsoft Sentinel Capabilities