Sentinel vs Splunk Enterprise Security comparison

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32,763 views|18,195 comparisons
92% willing to recommend
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1,425 views|1,429 comparisons
81% willing to recommend
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25,711 views|20,955 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: March 2024).
768,886 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
"Sentinel improved how we investigate incidents. We can create watchlists and update them to align with the latest threat intelligence. The information Microsoft provides enables us to understand thoroughly and improve as we go along. It allows us to provide monthly reports to our clients on their security posture.""The native integration of the Microsoft security solution has been essential because it helps reduce some false positives, especially with some of the impossible travel rules that may be configured in Microsoft 365. For some organizations, that might be benign because they're using VPNs, etc.""The part that was very unexpected was Sentinel's ability to integrate with Azure Lighthouse, which, as a managed services solution provider, gives us the ability to also manage our customers' Sentinel environments or Sentinel workspaces. It is a big plus for us. With its integration with Lighthouse, we get the ability to monitor multiple workspaces from one portal. A lot of the Microsoft Sentinel workbooks already integrate with that capability, and we save countless amounts of money by simply being able to almost immediately realize multitenant capabilities. That alone is a big plus for us.""The log analysis is excellent; it can predict what can or will happen regarding use patterns and vulnerabilities.""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.""Microsoft Sentinel comes preloaded with templates for teaching and analytics rules.""In Azure Sentinel, we have found, they do have a store in their capability. AI and intelligence features. We found that to be very helpful for us because some other things we do need to integrate again or find another vendor for the store""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."

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"The stability is phenomenal and we never had any issues with downtime or even had to restart.""The most valuable feature of Sentinel is the dashboard.""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.""The native integration with out-of-the box format is hassle free and allows data to be used advantageously.""The tool is simple to use.""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.""Sentinel gave us logs to tell us what's going right and wrong in your environment so we could secure the network."

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"The indexing and data collection are valuable.""The most useful feature for me is the ability to create different kinds of alerts and set a different kind of denominator that will capture the real event. That is helpful for a power user like me.""We can easily configure things as required in relation to our use cases.""The most valuable feature of Splunk Enterprise Security is website activity monitoring.""Splunk provides immediate visibility into key business metrics and new business insights that deliver immediate value.""We were able to create a catalog of dashboards and have a holistic view at all levels. We could understand our business much better. Real-time errors, which were buried in emails before now, surfaced up on dashboards.""The graph visualization is the most valuable feature.""From the class that I took this week, being able to create notable events from whatever you find in the data set is pretty useful."

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Cons
"Its implementation could be simpler. It is not really simple or straightforward. It is in the middle. Sometimes, connectors are a little bit complex.""The solution should allow for a streamlined CI/CD procedure.""I would like Sentinel to have more out-of-the-box analytics rules. There are already more than 400 rules, but they could add more industry-specific ones. For example, you could have sets of out-of-the-box rules for banking, financial sector, insurance, automotive, etc., so it's easier for people to use it out of the box. Structuring the rules according to industry might help us.""I would like to see more AI used in processes.""Sentinel's reporting is complex and can be more user-friendly.""For certain vendors, some of the data that Microsoft Sentinel captures is redacted due to privacy reasons.""The following would be a challenge for any product in the market, but we have some in-house apps in our environment... our apps were built with different parameters and the APIs for them are not present in Sentinel. We are working with Microsoft to build those custom APIs that we require. That is currently in progress.""At the network level, there is a limitation in integrating some of the switches or routers with Microsoft Sentinel. Currently, SPAN traffic monitoring is not available in Microsoft Sentinel. I have heard that it is available in Defender for Identity, which is a different product. It would be good if LAN traffic monitoring or SPAN traffic monitoring is available in Microsoft Sentinel. It would add a lot of value. It is available in some of the competitor products in the market."

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"It is an ancient product.""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""Log source integration with Sentinel needs to be improved.""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.""Creating a drag-and-drop dashboard or workbook in Sentinel is a little more complex compared to other tools like LogRhythm and IBM QRadar.""I would like to see a better reporting work structure on the dashboard."

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"Splunk is more expensive than other solutions.""It's costly.""Our two main complaints are about the difficulty of the initial setup and the licensing model.""The product was designed for security and IT with business intelligence needs, such as PDF exporting, but this has not been the highest priority. While the functionality is there, it could be developed more.""The solution could improve by giving more email details.""Sometimes the communication with support happens with multiple staff. They should reduce the time to resolution.""Missing capability for audio/video and image processing.""Licensing costs can be a barrier for those with limited budgets."

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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 an expensive 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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    768,886 professionals have used our research since 2012.
    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:Splunk helps us be more proactive. We can take predictive action to identify and block threats so that nothing harmful… more »
    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%
    Computer Software Company9%
    Government9%
    Financial Services Firm9%
    VISITORS READING REVIEWS
    Computer Software Company17%
    Government12%
    Financial Services Firm9%
    Manufacturing Company9%
    REVIEWERS
    Computer Software Company19%
    Financial Services Firm15%
    Government10%
    Energy/Utilities Company7%
    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 Business50%
    Midsize Enterprise17%
    Large Enterprise33%
    VISITORS READING REVIEWS
    Small Business22%
    Midsize Enterprise15%
    Large Enterprise63%
    REVIEWERS
    Small Business31%
    Midsize Enterprise12%
    Large Enterprise57%
    VISITORS READING REVIEWS
    Small Business19%
    Midsize Enterprise13%
    Large Enterprise68%
    Buyer's Guide
    Sentinel vs. Splunk Enterprise Security
    March 2024
    Find out what your peers are saying about Sentinel vs. Splunk Enterprise Security and other solutions. Updated: March 2024.
    768,886 professionals have used our research since 2012.

    Sentinel is ranked 17th in Security Information and Event Management (SIEM) with 16 reviews while Splunk Enterprise Security is ranked 2nd in Security Information and Event Management (SIEM) with 228 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 and Elastic Security. 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.