9 Best SIEM Tools - Tailored for Your IT Security Needs

Picture this: your IT team is buried in alerts, scrambling to identify which ones are real threats and which are false alarms. Sound familiar? Managing security operations manually is no longer a viable option. Security teams deal with thousands of alerts a day while trying to keep up with the expanding attack surfaces.

Vectra AI’s State of Threat Detection reveals that SOC teams receive an average of 4,484 daily alerts, of which 67% are ignored due to alert fatigue. This overwhelming volume leads to up to three hours per day spent on manual alert triaging, costing organizations in the U.S. $3.3 billion annually.

All of these statistics indicate the need for effective threat detection and response solutions, such as SIEM. SIEM tools are designed to cut through the noise, providing actionable insights and streamlining your threat response. 

But with so many options on the market, how do you choose the right one? This blog will guide you through the top 10 SIEM tools trusted by IT experts.

What is a SIEM tool?

Security information and event management (SIEM) software is a security solution that helps organizations collect, analyze, and correlate data from different sources within their IT infrastructure. Its key capabilities are real-time monitoring, automated threat detection, incident response, log management, and compliance reporting.

SIEM is often compared to other cybersecurity solutions, like EDR, XDR, and MDR. The main difference is that SIEM mainly focuses on log data collected within the network, while solutions like XDR focus on threat detection across a wider range of sources. SIEM systems often integrate with third-party tools, like Atera, to extend their capabilities.

Types of SIEM tools

SIEM solution is available in cloud-based, open-source, and managed versions. Below is a short breakdown of each to help you choose the best option.

1. Self-hosted SIEM

Self-hosted SIEM solutio is the most common option for most organizations. This simply means that you’re responsible for deploying, managing, and maintaining the SIEM solution on your own IT infrastructure. While self-hosted, customers get access to dedicated onboarding, customer support, and regular updates.

2. Open-source SIEM

Open-source SIEM platforms tend to be more customizable and cost-effective than self-hosted or managed solutions, but they also require the most technical expertise. Although open-source solutions’ low purchasing costs can be attractive, the maintenance costs and security risks add up quickly, making them unsuitable for most organizations.

3. Managed SIEM

Managed SIEM is essentially an SIEM as a managed service. Also known as MDR providers, they are ideal for organizations that don’t have the internal resources to deploy, manage, and monitor an SIEM solution.

Why do you need an SIEM software?

The main reasons to invest in SIEM software are:

1. Cost savings: According to IBM, the average cost of a data breach in 2024 was $4.88 million, a 10% increase over the previous year. SIEM software helps prevent data breaches and their associated costs.

2. Improved efficiency: SIEM platforms cut down manual tasks associated with security management. Once threats are detected, SIEM tools are capable of taking automated actions, like isolating devices or blocking malicious IP addresses, improving overall efficiency.

3. Regulatory compliance: SOCs can use a SIEM platform to comply with regulatory requirements, like HIPAA and GDPR. SIEM tools collect data from different sources and generates reports that can be used as evidence in audits.

4. Reduce false alerts: SIEM tools can filter out the most critical alerts from a pool of notifications. Potential threats are identified and prioritized according to their severity, which allows SOCs to investigate actual threats.

5. Scalability: The top SIEM tools are scalable systems that grow with your organization’s needs. They offer integrations with different RMM, PSA, firewall, antivirus, and other security tools. 

The 10 best SIEM tool in 2024

After comparing the top SIEM tools, we found that the best options are:

1. Atera 
2. Microsoft Sentinel
3. Splunk
4. Bitdefender GravityZone
5. Cortex XSIAM
6. ManageEngine Log360
7. SentinelOne Singularity
8. CrowdStrike Falcon
9. InsightIDR
10. Elastic Security

Below, we will go through each SIEM tool, its key features, customer reviews, and pricing. 

1. Atera – Best IT management platform with integrated SIEM

Atera is an AI-powered IT management platform that combines real-time monitoring and alerting, patch management, remote access, PSA, and reporting into a unified platform. It integrates with leading SIEMs, like Bitdefender GravityZone, to combine IT management with broader IT security.

Features and capabilities

One of Atera’s key features is Atera RMM, which monitors your system activity in real time and alerts you to potential issues. Once issues are detected, they’re categorized based on their severity, and you can automatically run scripts to resolve common problems.

Atera’s AI script generator

In addition, alerts can automatically generate a ticket, which can be managed through Atera’s ticketing system. Atera’s AI Copilot assists with this whole process through AI-powered device troubleshooting, script generation, instant ticket responses, and more.

To keep devices secure, Atera’s patch management tool lets you deploy patches across Windows, macOS, and Linux devices.

Atera offers 24/7 customer support and has an active IT community where users can troubleshoot common problems and share best IT practices. Enterprise customers get access to dedicated onboarding.

Customer reviews and ratings

G2 rating: 4.6 out of 5.0 stars (750+ reviews)

What Atera users are saying on G2:

• “Atera’s licensing options are exceptional in this era. The per-technician pricing provides unparalleled flexibility when it comes to managing devices, a G2 user mentions.”

• “Atera makes it easy to add new clients and agents. The UI is simple yet powerful, and if issues arise, Atera’s 24/7 customer support is a quick chat away, a G2 user writes.

Capterra rating: 4.6 out of 5.0 stars (400+ reviews)

What Atera users are saying on Capterra:

• “Atera’s new addition of AI to help with ticketing has been great for supporting end-users. Atera has been great for our organization, and we can highly recommend it, a Capterra user mentions.”

• “Extremely happy with Atera. I have sent several support requests, and Atera’s customer support team answers quickly even to simple questions, a Capterra user explains.”

Atera pricing plans

Atera’s pricing is based on the number of technicians using the platform, which differs from most IT management and SIEM solutions, which charge per GB or per endpoint. With Atera, you can manage unlimited endpoints at no additional cost.

Atera pricing plans for IT departments: 

• Professional: $149 per month, per technician
• Expert: $189 per month, per technician
• Master: $219 per month, per technician
• Enterprise: Custom quotation; contact sales to get pricing

Atera pricing plans for MSPs:

• Pro: $129 per month, per technician
• Growth: $179 per month, per technician
• Power: $209 per month, per technician
• Superpower (Enterprise): Custom quotation; contact sales to get pricing

2. Microsoft Sentinel

Microsoft Sentinel is a cloud-native SIEM solution that helps detect, investigate, respond to, and proactively hunt cyber threats. It uses behavioral analytics to group alerts into incidents. It also has investigation tools that help understand the scope of an attack and find the root cause of potential threats. You can automate incident response tasks using predefined rules.

Microsoft Sentinel is ideal for organizations operating in the Microsoft ecosystem. A G2 user mentions that its native support for most Microsoft suite products makes it one of the leading SIEM solutions. Organizations often use it alongside Microsoft Defender XDR or Microsoft Intune. 

G2 Rating: 4.4 out of 5.0 stars (280+ reviews)

Capterra Rating: 4.5 out of 5.0 stars (6 reviews)

Microsoft Sentinel Pricing:

• Microsoft Sentinel’s pricing plans vary based on the amount of data analyzed daily. For example, 100GB of data per day costs $342.52.

3. Splunk

Splunk is a well-known SIEM solution among enterprises managing thousands of endpoints. Customers mostly appreciate its ability to capture and analyze logs accurately from a wide variety of sources. Splunk has a risk-based alerting system, which helps to reduce alert fatigue and detect threats like low-and-slow attacks, which are typically overlooked.

One thing to note is that Splunk is considered to be one of the most expensive SIEM solutions, according to users on Reddit. Most users also mention that it’s the most advanced SIEM option and is loved among large organizations.

G2 Rating: 4.4 out of 5.0 stars (400+ reviews)

Capterra Rating: 4.6 out of 5.0 stars (200+ reviews)

Splunk Pricing:

• Splunk doesn’t publicly showcase its pricing. Reddit users claim that Splunk is only suitable for organizations with multi-million dollar security budgets.

4. Cortex XSIAM

Cortex XSIAM is one of Palo Alto Networks’ most recent products. Its capabilities include analytics-based detection, incident management, data centralization, intelligent stitching, and attack surface management.

Cortex XSIAM aims to set itself apart from traditional SIEM solutions by using advanced automation and AI. Its system continuously collects telemetry, alerts, and events from various sources, then automatically processes and analyzes the data for real-time security insights.

G2 rating: 4.7 out of 5.0 stars (40+ reviews)

Capterra rating: 4.3 out of 5.0 stars (10+ reviews)

Cortex XSIAM Pricing:

• Pricing is based on custom quotation. According to users on Reddit, the pricing is dependent on the amount of users, GB/day, and any add-ons you choose.

5. ManageEngine Log360

One of ManageEngine’s products, Log360, is a unified SIEM and SOAR tool for IT organizations. It helps identify threats faster through AI-powered anomaly detection, real-time correlation, and signature-based analysis. ManageEngine also simplifies security operations by automating tasks like data enrichment, incident assignment, and investigation workflows. 

Log360 integrates with other ManageEngine products, such as Endpoint Central and OpManager, for RMM, patch management, and remote access capabilities.

G2 Rating: 4.3 out of 5.0 stars (10 reviews)

Capterra Rating: 4.6 out of 5.0 stars (10 reviews)

ManageEngine Log360 Pricing:

• Free plan: $0 per year for 50GB of storage
• Basic plan: $300 per year for 75GB of storage
• Standard plan: $995 per year for 150GB of storage
• Professional plan: $1,995 per year for 150GB of storage
• MSSP edition: $1,995 per year for 150GB of storage

6. SentinelOne Singularity

SentinelOne Singularity’s AI SIEM helps protect endpoints, cloud systems, networks, identities, email, and more. It offers capabilities like threat hunting, threat intelligence, real-time monitoring and detection, and automated responses. SentinelOne’s AI continuously learns and adapts to new threats, ensuring your organization stays ahead of them.

SentinelOne lets you ingest third-party data from any source with 10GB per day included for free.

G2 Rating: 4.7 out of 5.0 stars (150+ reviews)

Capterra Rating: 4.8 out of 5.0 stars (80+ reviews)

SentinelOne pricing:

• Singularity Core: $69.99 per month for 5-100 workstations
• Singularity Control: $79.99 for 5-100 workstations
• Singularity Complete: $159.99 for 5-100 workstations
• Singularity Commercial: $209.99 per month for 5-100 workstations
• Singularity Enterprise: Pricing is based on custom quotation

7. CrowdStrike Falcon

CrowdStrike Falcon is an AI-native platform for log management and SIEM. It’s a popular SIEM tool for enterprises that require capabilities for processing and analyzing large volumes of security data. The data can be collected from multiple sources, such as endpoints, servers, Active Directory, firewalls, networks, and databases. 

To keep your infrastructure secure, CrowdStrike Falcon has tools for real-time performance monitoring, threat hunting, and incident response. In addition, the solution comes with a conversational AI chatbot that can help understand the root causes of problems and generate scripts. 

G2 rating: 4.7 out of 5.0 stars (270+ reviews)

Capterra rating: 4.7 out of 5.0 stars (30+ reviews)

CrowdStrike Falcon pricing:

• Small businesses: Plans range from $59.99 to $99.99 per device, depending on the number of devices you manage.
• Enterprises: Plans start at $99.99 per device and go up to $184.99 per device. Large organizations can also request a custom quotation.

8. InsightIDR

InsightIDR is an AI-powered SIEM solution that offers diverse log collection capabilities, custom log parsing, and search and reporting. The solution also comes with EDR capabilities and assists with endpoint threat detection and response. InsightIDR has a Network Traffic Analysis tool that provides network visibility and detection.

InsightIDR has an AI-driven alert system that creates a visual investigation timeline for every alert. This helps you understand the sequence of events, identify the root cause, and prioritize response actions. 

G2 Rating: 4.4 out of 5.0 stars (60+ reviews)

Capterra Rating: 4.3 out of 5.0 stars (3 reviews)

InsightIDR Pricing:

• Rapid7 InsightIDR has three pricing plans: InsightIDR Essential, InsightIDR Advanced, and InsightIDR Ultimate. They’re all based on custom quotations.

9. Elastic Security

Elastic Security combines SIEM capabilities with endpoint detection and response. The tool uses real-time data ingestion, search capabilities, and machine learning to identify and respond to threats across endpoints, cloud services, and networks. Elastic Security helps to streamline threat investigation through automated workflows, detailed visualizations, and correlation of events.

Elastic Security integrates with third-party tools like Cisco, Jira, 1Password, and several Amazon products. One Capterra user specifically mentions that integrations with Logstash and Kibana have been useful. 

G2 Rating: 4.4 out of 5.0 stars (10 reviews)

Capterra Rating: 4.8 out of 5.0 stars (10+ reviews)

Elastic Security Pricing:

• The cloud-managed service pricing plans start from $95 to $175 per month. The self-managed pricing plans are based on a custom quotation.

Atera – Best IT management platform with integrated SIEM

Atera is an AI-powered IT management platform that combines real-time monitoring and alerting, patch management, remote access, PSA, and reporting into a unified platform. It integrates with leading SIEMs, like Bitdefender GravityZone, to combine IT management with broader IT security.

Features and capabilities

One of Atera’s key features is Atera RMM, which monitors your system activity in real time and alerts you to potential issues. Once issues are detected, they’re categorized based on their severity, and you can automatically run scripts to resolve common problems.

Atera’s AI script generator

In addition, alerts can automatically generate a ticket, which can be managed through Atera’s ticketing system. Atera’s AI Copilot assists with this whole process through AI-powered device troubleshooting, script generation, instant ticket responses, and more.

To keep devices secure, Atera’s patch management tool lets you deploy patches across Windows, macOS, and Linux devices.

Atera offers 24/7 customer support and has an active IT community where users can troubleshoot common problems and share best IT practices. Enterprise customers get access to dedicated onboarding.

Customer reviews and ratings

G2 rating: 4.6 out of 5.0 stars (750+ reviews)

What Atera users are saying on G2:

• “Atera’s licensing options are exceptional in this era. The per-technician pricing provides unparalleled flexibility when it comes to managing devices, a G2 user mentions.”

• “Atera makes it easy to add new clients and agents. The UI is simple yet powerful, and if issues arise, Atera’s 24/7 customer support is a quick chat away, a G2 user writes.

Capterra rating: 4.6 out of 5.0 stars (400+ reviews)

What Atera users are saying on Capterra:

• “Atera’s new addition of AI to help with ticketing has been great for supporting end-users. Atera has been great for our organization, and we can highly recommend it, a Capterra user mentions.”

• “Extremely happy with Atera. I have sent several support requests, and Atera’s customer support team answers quickly even to simple questions, a Capterra user explains.”

Atera pricing plans

Atera’s pricing is based on the number of technicians using the platform, which differs from most IT management and SIEM solutions, which charge per GB or per endpoint. With Atera, you can manage unlimited endpoints at no additional cost.

Atera pricing plans for IT departments: 

• Professional: $149 per month, per technician
• Expert: $189 per month, per technician
• Master: $219 per month, per technician
• Enterprise: Custom quotation; contact sales to get pricing

Atera pricing plans for MSPs:

• Pro: $129 per month, per technician
• Growth: $179 per month, per technician
• Power: $209 per month, per technician
• Superpower (Enterprise): Custom quotation; contact sales to get pricing

Securing your organization’s IT infrastructure effectively

If you’re considering SIEM as your security solution, it’s important to know about alternative options. While standalone SIEM, XDR, EDR, or MDR tools may work for some organizations, Atera’s all-in-one IT management tool provides a strong alternative.

Atera integrates with leading SIEM and EDR solutions and offers built-in features for IT security, such as real-time monitoring and alerting, patch management, network discovery, reporting, and AI and automation.
To use Atera for securing your organization’s IT infrastructure, you can sign up for Atera’s 30-day free trial or contact our sales team for a custom demo.