Top 10 SIEM Tools for 2021

Published on
19/04/2021 11:36 AM

Security Information and Event Management systems provide a real-time overview of business operations. These crucial digital tools can help organisations to keep track of their security strategy with comprehensive logs, alerts, and notifications. 

The exact features of your SIEM solution will vary depending on what kind of technology you invest in. However, most of the leading SEIM solutions feature capabilities like Security Event Correlation, Security Log Management, Security Information Management, and so on. 

If you’re looking to update your SIEM strategy for 2021, the following solutions are some of the leaders in the market for this technology.

Splunk Enterprise Security

Listed among the leading SIEM management solutions in the world, Splunk stands apart from the competition with a comprehensive analytics system that works together with the SIEM. With the Splunk offering, businesses can monitor machine and network data in real-time, improving their security posture as they go. There’s a simple demo and walkthrough to get you started and various customisation options for your alerts.

Splunk’s interface is clean and easy to use, with the option to explore basic overviews, or dive deeper into the annotations alongside past events. You also get an Asset Investigator for flagging malicious actions and preventing future issues. 

SolarWinds Security Event Manager

Designed by a market leader in data solutions, the SolarWinds Security Event Manager provides a host of crucial features in a convenient package. Suitable for cyberthreat intelligence, compliance reporting, forensic analysis, automated incident response and more, the SolarWinds system puts everything you need into a simple package. This offering is built for businesses that want log monitoring alongside better responses for incident management.

There’s a security event manager to watch your business constantly for suspicious activity, and a file integrity checker to protect against attacks. You can also customize your security strategy IP blocking, SSO integration, and encryption too. 

LogRhythm NextGen SIEM Platform

Named a leader for 8 consecutive years in a row by Gartner’s Magic Quadrant for SIEM, LogRhythm is one of the most popular providers on the market. The LogRhythm NextGen SIEM platform offers everything from log correlation to artificial intelligence tools for machine learning, and behavioural analysis. The system works alongside a range of log types and devices, and you can configure your settings in a range of unique ways too. 

With LogRhythm, business leaders can get a better insight into what’s happening in their network. Although there are a lot of features to get used to, there are instruction manuals included to help you get started.

IBM QRadar

In the last few years, IBM’s SIEM solution has emerged as one of the biggest products on the market. With a platform that offers analytics, log management, data collection, intrusion detection and more, the QRadar system has it all. Business leaders can unlock actionable insights fast, detect security holes, and improve database security. You can also implement AI to investigate threats and find solutions faster. 

IBM’s service gives business leaders full visibility into data across cloud-based and on-premises environments, from within a single pane of glass. The QRadar offering has earned IBM the title of SIEM Magic Quadrant leader for 11 years in a row. 

Datadog Security Monitoring

Datadog Security Monitoring is a simple and intuitive monitoring solution, available as part of a comprehensive cloud-based monitoring package. Intended to bring operations, developers, and security teams into a single platform, Datadog aligns your team for more effective responses to live events, and long-term security planning. 

The service collects local information through agents which upload data into the Datadog server, where you can then analyse all incoming notifications. This technology is convenient and easy to use, capable of detecting threats immediately, and notifying your team of issues through webhooks, Slack, Jira, email, and more. You can even retain your alert logs for as long as 15 months, perfect for auditing demands. 

RSA NetWitness

A leader in the Gartner Magic Quadrant for SIEM, RSA NetWitness offers a complete network analytics solution that includes plenty of SIEM functionality. You can easily access information that allows your security team to detect the source of attacks. Logging and recording information is easy for your auditing needs, and you can also build defence solutions that automatically respond to potential threats. 

Through end-to-end visibility, RSA NetWitness makes it easier to detect sophisticated attacks and threats before they have a chance to cause lasting damage. You can also use your logs for analytics, machine learning, and business orchestration too. Live graphs and alerts make it easy to watch your network in real-time. 

AlienVault USM

Created by AT&T, the AlienVault USM has recently evolved from a niche player in the Gartner Magic Quadrant to a Visionary, offering a low-cost entry point for those who need to access deeper insights. This state-of-the-art open-source cybersecurity system provides a convenient system where you can log and manage information about various networks, endpoints, and assets. 

AlienVault Unified Security Management also supports endpoint issue detection and response, host intrusion detection, file integrity monitoring and more. You can use this convenient system to understand and protect against ransomware, data breaches, advanced persistent threats, malware, crypto mining, and a host of other issues. 

ManageEngine EventLog Analyser

The ManageEngine EventLog Analyser supports businesses in search of better log management, IT compliance, and auditing functionality. Through this simple software, business leaders can get a better understanding of what’s happening in their network, examining perimeter devices like switches and firewalls, alongside applications and servers. 

Log360 can collect a variety of security messages and organise them into files, allowing you to easily search for the information you need. There’s also in-built protection to ensure that none of your records are tampered with. On top of that, an analytics system ensures that you can track when people attempt to get unauthorized access to your company resources. 


More than just a SIEM provider, Securonix is a leader in everything from SOAR to SIEM, NTA, and more. Ranked among the leaders in the Gartner Magic Quadrant for multiple years in a row, the Securonix platform automates and improves your security operations for you. There’s also access to a range of analytics tools that allow you to understand what’s happening in your environment. 

Securonix can protect multi-cloud environments, allowing you to track events as they happen in multiple locations at once. You can also set your system up to detect advanced threats and send notifications to your team in real-time. Securonix’s next-gen SIEM doesn’t just collect information; it helps you to understand and overcome threats. 

McAfee Enterprise Security Manager

Widely regarded as one of the best platforms for SIEM in terms of analytics and insights, the McAfee Enterprise Security Manager is an award-winning platform where companies can identify, investigate, and resolve threats. Available through the cloud and on-premises, this solution allows users to collect range of logs from various assets and devices. The correlation engine compiles information with ease, making it easier to detect security threats. 

McAfee offers advanced visibility into activity on all of your applications, networks, databases, and systems, along with threat intelligence to help you overcome risks. There are even built-in content packs to help with compliance too.