Sentinel vs Splunk Enterprise Security comparison

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31,886 views|17,713 comparisons
92% willing to recommend
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1,481 views|1,518 comparisons
80% willing to recommend
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24,689 views|20,244 comparisons
92% willing to recommend
Comparison Buyer's Guide
Executive Summary

We performed a comparison between Sentinel and Splunk Enterprise Security based on real PeerSpot user reviews.

Find out in this report how the two Security Information and Event Management (SIEM) solutions compare in terms of features, pricing, service and support, easy of deployment, and ROI.
To learn more, read our detailed Sentinel vs. Splunk Enterprise Security Report (Updated: May 2024).
771,157 professionals have used our research since 2012.
Featured Review
Quotes From Members
We asked business professionals to review the solutions they use.
Here are some excerpts of what they said:
Pros
"The most valuable feature is the performance because unlike legacy SIEMs that were on-premises, it does not require as much maintenance.""If you know how to do KQL (kusto query language) queries, which are how you query the log data inside Sentinel, the information is pretty rich. You can get down to a good level of detail regarding event information or notifications.""What is most useful, is that it has a good connection to the Microsoft ecosystem, and I think that's the key part.""Sentinel also enables you to ingest data from your entire ecosystem and not just from the Microsoft ecosystem. It can receive data from third-party vendors' products such firewalls, network devices, and antivirus solutions. It's not only a Microsoft solution, it's for everything.""It is able to connect to an ever-growing number of platforms and systems within the Microsoft ecosystem, such as Azure Active Directory and Microsoft 365 or Office 365, as well as to external services and systems that can be brought in and managed. We can manage on-premises infrastructure. We can manage not just the things that are running in Azure in the public cloud, but through Azure Arc and the hybrid capabilities, we can monitor on-premises servers and endpoints. We can monitor VMware infrastructure, for instance, running as part of a hybrid environment.""Its inbuilt Kusto Query Language is a valuable feature. It provides the flexibility needed to leverage advanced data analytics rules and policies and enables us to easily navigate all our security events in a single view. It helps any user easily understand the data or any security lags in their data and applications.""Sentinel's most important feature is the ability to centralize all the logs in one place. There's no need to search multiple systems for information.""Sentinel enables us to ingest data from our entire ecosystem. In addition to integrating our Cisco ASA Firewall logs, we get our Palo Alto proxy logs and some on-premises data coming from our hardware devices... That is very important and is one way Sentinel is playing a wider role in our environment."

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"The solution lets us get all the logs properly and regularly monitor customer infrastructure.""It makes everything easier by automating some tasks and growing with our needs.""The tool is simple to use.""Sentinel gave us logs to tell us what's going right and wrong in your environment so we could secure the network.""The native integration with out-of-the box format is hassle free and allows data to be used advantageously.""The most valuable feature is the flexible log for identifying security threats inside an application. Sentinel is very good at this.""The solution's Kusto Query Language (KQL) execution time is pretty good.""One of the most valuable features is the business intelligence engine. It's very important because it keeps track of everything that's happening and alerts us if something is different than expected. The first time I used it, I was shocked at how well it performed. Another valuable feature that I think makes this product worth the price you pay for it is that it connects to basically every system that provides some form of logging, and it's very easy to set up what triggers this."

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"The visibility is amazing with easy dashboard creation.""The alerts are very effective.""Out-of-the-box, it seems very powerful.""It is quite extensible. It is a platform that we can build our use instead of each case instead of each case being limited or restricted to each capability. This is probably the best feature.""The most valuable features are the logs, which allow us to identify what happened and who interacted with the web repository.""It has helped us look at modern technology, as well as penetrate our legacy systems, to see where the bottlenecks are.""We have a one stop dashboard for health of some of our services where you can click in and it takes you to other dashboards that have custom near real-time metrics that show the application's health.""What is nice about the solution is that it makes it easy to build the queries, search for the events and then do analysis."

More Splunk Enterprise Security Pros →

Cons
"Sometimes, we are observing large ingestion delays. We expect logs within 5 minutes, but it takes about 10 to 15 minutes.""Some of the data connectors are outdated, at least the ones that utilize Linux machines for log forwarding. I believe that Microsoft is already working on improving this.""They only classify alerts into three categories: high, medium, and low. So, from the user's point of view, having another critical category would be awesome.""We'd like to see more connectors.""We are invoiced according to the amount of data generated within each log.""I think the number one area of improvement for Sentinel would be the cost.""Given that I am in the small business space, I wish they would make it easier to operate Sentinel without being a Sentinel expert. Examples of things that could be easier are creating alerts and automations from scratch and designing workbooks.""One key area that can be improved is by building a strong integration with our XDR platform."

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"The solution does not allow outsourced authorizations.""This product's connection to certain types of cloud systems could be improved. We can do Microsoft, Google, and Amazon, but there are a lot of other things happening in the cloud that we do not connect well enough to. This product could be improved with better connection to cloud-based solutions.""It is an ancient product.""I rate Sentinel a six out of ten for scalability.""There is no integration in the web-side of the tool.""Creating a drag-and-drop dashboard or workbook in Sentinel is a little more complex compared to other tools like LogRhythm and IBM QRadar.""You need a lot of Unix scripting knowledge in order to manage the tool, which is one of the main issues that we faced.""I would like to see a better reporting work structure on the dashboard."

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"Licensing costs can be a barrier for those with limited budgets.""I feel the solution to be too slow.""In terms of the interface, it could include some improvements for the look and feel.""This solution could be improved by better pricing in general and by easier installation.""Splunk could be improved by reducing the cost. The cost is one of the biggest challenges for us in keeping to our production requirements.""More control with Splunk Cloud as it seems a bit limited. I used to manage an on-premise instance of Splunk Enterprise and really liked having more control over it.""We will receive alerts only for the administrators and deployment servers, but not for all servers.""The historical data extraction needs improvement. I would like the capability of taking data and having it trend longer."

More Splunk Enterprise Security Cons →

Pricing and Cost Advice
  • "It comes with a Microsoft subscription which the customer has, so they don't have to invest somewhere else."
  • "It is a consumption-based license model. bands at 100, 200, 400 GB per day etc. Azure Sentinel Pricing | Microsoft Azure"
  • "Good monthly operational cost model for the detection and response outcomes delivered, M365 logs don't count toward the limits which is a good benefit."
  • "I have had mixed feedback. At one point, I heard a client say that it sometimes seems more expensive. Most of the clients are on Office 365 or M365, and they are forced to take Azure SIEM because of the integration."
  • "It is kind of like a sliding scale. There are different tiers of pricing that go from $100 per day up to $3,500 per day. So, it just kind of depends on how much data is being stored. There can be additional costs to the standard license other than the additional data. It just kind of depends on what other services you're spinning up in Azure, or if you're using something like Azure log analytics."
  • "I am just paying for the log space with Azure Sentinel. It costs us about $2,000 a month. Most of the logs are free. We are only paying money for Azure Firewall logs because email logs or Azure AD logs are free to use for us."
  • "Sentinel is a bit expensive. If you can figure a way of configuring it to meet your needs, then you can find a way around the cost."
  • "Azure Sentinel is very costly, or at least it appears to be very costly. The costs vary based on your ingestion and your retention charges."
  • More Microsoft Sentinel Pricing and Cost Advice →

  • "We inquired about getting support from the vendor, Micro Focus, but the cost was very high."
  • "We receive a pricing discount because of our ongoing partnership with Micro Focus."
  • "Sentinel's slightly on the expensive side."
  • "The solution’s pricing is aligned with its competitors."
  • "Sentinel is a subscription-based solution."
  • "Sentinel is moderately priced."
  • More Sentinel Pricing and Cost Advice →

  • "Pricing and licensing is quite expensive. But for the value the product provides, it seems at par in the market."
  • "Although Splunk is an expensive product, it is designed to be utilized across your organization in order to maximize your ROI and lower your TCO."
  • "It is not cheap."
  • "Splunk Enterprise becomes extremely expensive after the 20GB/month license."
  • "You will eat up whatever you purchase quickly. The level of insights that Splunk empowers is addictive."
  • "Splunk licensing model might seem expensive but with all the gain in functionalities you will have compared to traditional SIEM solutions I think it’s worth the price."
  • "Pricing is pretty fair."
  • "While licensing can be a concern, there are ways to reduce the licensing costs including filtering some events."
  • More Splunk Enterprise Security Pricing and Cost Advice →

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    Comparison Review
    Vinod Shankar
    Questions from the Community
    Top Answer:Yes, Azure Sentinel is a SIEM on the Cloud. Multiple data sources can be uploaded and analyzed with Azure Sentinel and… more »
    Top Answer:It would really depend on (1) which logs you need to ingest and (2) what are your use cases Splunk is easy for… more »
    Top Answer:We like that Azure Sentinel does not require as much maintenance as legacy SIEMs that are on-premises. Azure Sentinel is… more »
    Top Answer:The solution lets us get all the logs properly and regularly monitor customer infrastructure.
    Top Answer:While it is great with Microsoft, there is a need for more flexibility in customization, especially when working with… more »
    Top Answer:For tools I’d recommend:  -SIEM- LogRhythm -SOAR- Palo Alto XSOAR Doing commercial w/o both (or at least an XDR) is… more »
    Top Answer:Splunk handles a high amount of data very well. We use Splunk to capture information and as an aggregator for monitoring… more »
    Top Answer:There are a lot of third-party applications that can be installed.
    Comparisons
    Also Known As
    Azure Sentinel
    NetIQ Sentinel, Novell SIEM
    Learn More
    Overview

    Microsoft Sentinel is a scalable, cloud-native, security information event management (SIEM) and security orchestration automated response (SOAR) solution that lets you see and stop threats before they cause harm. Microsoft Sentinel delivers intelligent security analytics and threat intelligence across the enterprise, providing a single solution for alert detection, threat visibility, proactive hunting, and threat response. Eliminate security infrastructure setup and maintenance, and elastically scale to meet your security needs—while reducing IT costs. With Microsoft Sentinel, you can:

    - Collect data at cloud scale—across all users, devices, applications, and infrastructure, both on-premises and in multiple clouds

    - Detect previously uncovered threats and minimize false positives using analytics and unparalleled threat intelligence from Microsoft

    - Investigate threats with AI and hunt suspicious activities at scale, tapping into decades of cybersecurity work at Microsoft

    - Respond to incidents rapidly with built-in orchestration and automation of common tasks

    To learn more about our solution, ask questions, and share feedback, join our Microsoft Security, Compliance and Identity Community.

    Sentinel is a full-featured Security Information and Event Management (SIEM) solution that simplifies the deployment, management and day-to-day use of SIEM, readily adapts to dynamic enterprise environments and delivers the true "actionable intelligence" security professionals need to quickly understand their threat posture and prioritize response.

    Splunk Enterprise Security is a SIEM, log management, and IT operations analytics tool. The solution provides users with the ability to secure their information and manage their data in the cloud, data centers, or other applications. Splunk Enterprise Security also offers visibility from different areas, levels, and devices, rather than from a single system, thus, providing its users with flexibility. Splunk Enterprise Security can monitor data and analyze, detect, and prevent intrusions. This benefits users as it provides alerts to possible intrusions, helps users to be proactive, and reduces risk factors. 

    Full visibility across your environment

    Break down data silos and gain actionable intelligence by ingesting data from multicloud and on-premises deployments. Get full visibility to quickly detect malicious threats in your environment.

    Fast threat detection

    Defend against threats with advanced security analytics, machine learning and threat intelligence that focus detection and provide high-fidelity alerts to shorten triage times and raise true positive rates.

    Efficient investigations

    Gather all the context you need and initiate flexible investigations with security analytics at your fingertips. The built-in open and extensible data platform boosts productivity and drives down fatigue.

    Open and scalable

    Built on an open and scalable data platform, you can stay agile in the face of evolving threats and business needs. Splunk meets you where you are on your cloud journey, and integrates across your data, tools and content.

    Sample Customers
    Microsoft Sentinel is trusted by companies of all sizes including ABM, ASOS, Uniper, First West Credit Union, Avanade, and more.
    Faysal Bank, GaVI, Handelsbanken, ISC Mªnster, Lambeth Council, Swisscard, The Municipality of Siena, Tukes, University of Dayton, University of the Sunshine Coast
    Splunk has more than 7,000 customers spread across over 90 countries. These customers include Telenor, UniCredit, ideeli, McKenney's, Tesco, and SurveyMonkey.
    Top Industries
    REVIEWERS
    Financial Services Firm22%
    Computer Software Company11%
    Manufacturing Company8%
    Comms Service Provider8%
    VISITORS READING REVIEWS
    Computer Software Company16%
    Financial Services Firm10%
    Government9%
    Manufacturing Company7%
    REVIEWERS
    Comms Service Provider36%
    Government9%
    Computer Software Company9%
    Financial Services Firm9%
    VISITORS READING REVIEWS
    Computer Software Company17%
    Government12%
    Financial Services Firm8%
    Manufacturing Company8%
    REVIEWERS
    Computer Software Company20%
    Financial Services Firm15%
    Government9%
    Energy/Utilities Company8%
    VISITORS READING REVIEWS
    Financial Services Firm15%
    Computer Software Company14%
    Government9%
    Manufacturing Company7%
    Company Size
    REVIEWERS
    Small Business33%
    Midsize Enterprise21%
    Large Enterprise47%
    VISITORS READING REVIEWS
    Small Business25%
    Midsize Enterprise16%
    Large Enterprise59%
    REVIEWERS
    Small Business47%
    Midsize Enterprise18%
    Large Enterprise35%
    VISITORS READING REVIEWS
    Small Business23%
    Midsize Enterprise16%
    Large Enterprise61%
    REVIEWERS
    Small Business31%
    Midsize Enterprise11%
    Large Enterprise57%
    VISITORS READING REVIEWS
    Small Business19%
    Midsize Enterprise13%
    Large Enterprise68%
    Buyer's Guide
    Sentinel vs. Splunk Enterprise Security
    May 2024
    Find out what your peers are saying about Sentinel vs. Splunk Enterprise Security and other solutions. Updated: May 2024.
    771,157 professionals have used our research since 2012.

    Sentinel is ranked 18th in Security Information and Event Management (SIEM) with 15 reviews while Splunk Enterprise Security is ranked 1st in Security Information and Event Management (SIEM) with 240 reviews. Sentinel is rated 7.6, while Splunk Enterprise Security is rated 8.4. The top reviewer of Sentinel writes "An automated solution that helped me detect threats in less than half the time it used to take". On the other hand, the top reviewer of Splunk Enterprise Security writes "It has a drag-and-drop interface, so you don't need to know SQL or Java to construct a query ". Sentinel is most compared with IBM Security QRadar, Google Chronicle Suite, Wazuh, LogRhythm SIEM and ArcSight Enterprise Security Manager (ESM), whereas Splunk Enterprise Security is most compared with Wazuh, Dynatrace, IBM Security QRadar, Elastic Security and New Relic. See our Sentinel vs. Splunk Enterprise Security report.

    See our list of best Security Information and Event Management (SIEM) vendors.

    We monitor all Security Information and Event Management (SIEM) reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.