Sentinel vs Splunk Enterprise Security comparison

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92% willing to recommend
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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).
771,170 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 AI and ML of Azure Sentinel are valuable. We can use machine learning models at the tenant level and within Office 365 and Microsoft stack. We don't need to depend upon any other connectors. It automatically provisions the native Microsoft products.""Microsoft Sentinel comes preloaded with templates for teaching and analytics rules.""We can use Sentinel's playbook to block threats. It covers all of the environment, giving us great visibility.""Microsoft Sentinel provides the capability to integrate different log sources. On top of having several data connectors in place, you can also do integration with a threat intelligence platform to enhance and enrich the data that's available. You can collect as many logs and build all the use cases.""I like the KQL query. It simplifies getting data from the table and seeing the logs. All you need to know are the table names. It's quite easy to build use cases by using KQL.""There are some very powerful features to Sentinel, such as the integration of various connectors. We have a lot of departments that use both IaaS and SaaS services, including M365 as well as Azure services. The ability to leverage connectors into these environments allows for large-scale data injection.""I've worked on most of the top SIEM solutions, and Sentinel has an edge in most areas. For example, it has built-in SOAR capabilities, allowing you to run playbooks automatically. Other vendors typically offer SOAR as a separate licensed solution or module, but you get it free with Sentinel. In-depth incident integration is available out of the box.""The solution has features that helped improve the security posture of our clients. It provides the ability to correlate a large variety of log sources very cost-effectively, especially for Microsoft sources."

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"The solution's Kusto Query Language (KQL) execution time is pretty good.""The most valuable feature of this solution is that it provides a central locking system for many event sources.""It makes everything easier by automating some tasks and growing with our needs.""The tool is simple to use.""The solution lets us get all the logs properly and regularly monitor customer infrastructure.""Sentinel gave us logs to tell us what's going right and wrong in your environment so we could secure the network.""The most valuable feature is the flexible log for identifying security threats inside an application. Sentinel is very good at this.""The native integration with out-of-the box format is hassle free and allows data to be used advantageously."

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"The initial setup is simple, not very complex. Initial deployment takes around 10 to 15 minutes to set up the entire base for Splunk including all three tiers.""It is very stable. We have not had any problems.""The feature that I have found most valuable with Splunk is the ability to sift through a bunch of data very quickly.""Ease of correlation, creating correlation searches are easy and you can combine multiple sources with little effort""It helps streamline troubleshooting and log analysis.""The correlation capabilities are the first value that our clients say they like with Splunk.""We can ingest and correlate data from virtually any type of system.""It allows for transparency into IT metrics for insightful business analytics."

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Cons
"The solution should allow for a streamlined CI/CD procedure.""We do have in-built or out-of-the-box metrics that are shown on the dashboard, but it doesn't give the kind of metrics that we need from our environment whereby we need to check the meantime to detect and meantime to resolve an incident. I have to do it manually. I have to pull all the logs or all the alerts that are fed into Sentinel over a certain period. We do this on a monthly basis, so I go into Microsoft Sentinel and pull all the alerts or incidents we closed over a period of thirty days.""Documentation is the main thing that could be improved. In terms of product usage, the documentation is pretty good, but I'd like a lot more documentation on Kusto Query Language.""We've seen delays in getting the logs from third-party solutions and sometimes Microsoft products as well. It would be helpful if Microsoft created a list of the delays. That would make things more transparent for customers.""They could use some kind of workbook. There is some limitation doing the editing and creating the workbook.""Everyone has their favorites. There is always room for improvement, and everybody will say, "I wish you could do this for me or that for me." It is a personal thing based on how you use the tool. I do not necessarily have those thoughts, and they are probably not really valuable because they are unique to the context of the user, but broadly, where it can continue to improve is by adding more connectors to more systems.""It has been a challenge with Azure Sentinel to onboard the Syslog server from FortiGate. Azure Sentinel can work better on that shift between the Syslog server and a firewall.""The product can be improved by reducing the cost to use AI machine learning."

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"There is a need for more flexibility in customization, especially when working with different vendors and platforms.""I would like to see a better reporting work structure on the dashboard.""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.""There is no integration in the web-side of the tool.""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 rate Sentinel a six out of ten for scalability.""The dashboard and customer view should be improved"

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"While Splunkbase (the app repository) has a lot of great content, some apps are terribly old and could stand to be updated or purged.""I would like the ability to view logs for specific instances and not have to pull the logs for the entire Cloud environment in Splunk.""The pricing can be better.""The solution could improve by giving more email details.""Better directions on search head clusters.""​Not even Splunk's support guy, who came to our firm, could help with defining proper role management.​""​On the technical side, it would be nice to see aspects of the recent acquisition of Phantom make it into the core Splunk Enterprise, not just become a part of the premium Enterprise Security.​""While Splunk Enterprise Security offers valuable features, its cost is high and could be more competitive."

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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.
    771,170 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.