It is difficult to choose the perfect SIEM or Security Information and Event management tool for your enterprise. The SIEM market is expanding rapidly with time. Currently, the value of the SIEM market is $3 billion. According to Gartner, this will increase to $3.5 billion by 2021. The threat detection systems are becoming more important with time. Thus, you need the right tools for protecting your organization from attacks.
Definition of SIEM:
SIEM is actually a set of tools. It combines both the SEM or Security Event Management and SIM or Security Information Management tools. These tools are very important for your organization’s security.
The SIM mainly focuses on how your company is collecting data. Most companies are combining this data into a single file. This file is mostly known as the log file. Companies are storing this file in a centralized location. Thus, you can easily analyze the data. Most companies think that it is a complete security solution. However, it can’t protect your whole network. SIM tools will help you in discovering problems in your system.
The SEM tools will provide real-time monitoring capability to your enterprise. It will notify the network admins about any vulnerability. You can establish the relation between different security events.
What is SIEM software?
These SIEM tools will directly run on the systems that you want to monitor. It will send log files to the central server. This central server is mostly located in a cloud server. Cloud servers have better security monitoring. Thus, companies are using it as the central server. It will also provide a degree of separation to your companies. You can use it for identifying cybersecurity incidents. Also, you can audit these networks by accounting logs.
How do SIEM tools work?
SIEM will identify the relationship between all the different log entries. If you are using advanced software, then you will also see UEBA tools. Some systems also contain SOAR or Security Orchestration and Automated Response. These mechanisms are very important in some cases.
SIEM tools will monitor and log all the important data. Most security experts think that SIEM tools are important for every company. This system includes:
- You can create a list of potential global threats.
- You can create log files.
- It will also help you in analyzing your log fine. Also, it will add supplemental data for enriching your log files.
- It will find relations between different log files.
- These tools will also investigate these log files.
- It some rule is triggered, then it will send a notification to the network admin.
Top SIEM tools
There are many SIEM tools available in the market. In this article, we are only going to talk about the best SIEM tools available in the market.
This is one of the most popular SIEM tools in the market. OSSEC is a completely open-source SIEM tool. This tool is mostly used for intrusion prevention and detection. It is known as the IDS system in the security world. This tool will work with Windows servers, Linux, Solaris, and Mac OS. There are two main components of this tool. The first part is known as the host agent. However, the second part is the main application.
OSSEC will help you in monitoring your network. It will protect your network from rootkits. You can connect it to a firewall, FTP and web.
If you are looking for network-based IDS, then Snort is perfect for you. It won’t work on your central machine. Snort will help you with scanning and monitoring your traffic. You can use it for analyzing the network flow. The display of this tool is robust. You can easily analyze your network. Also, it will allow you to monitor and drop packets.
ELK Is the most popular SIEM tool in the market. It is actually a combination of three different products. The Elasticsearch is providing an engine for storing data. Logstash will receive the log data from anywhere. You can also process and filter this data. Kibana is the last part of this toolkit. It will provide you visuals. Kibana is one of the most famous software in the IT world. Every program can do a specific task. If you want high performance, then ELK is perfect for you.
If you are using open source tools, then Prelude is perfect for you. It will help you in combining all these open source tools. Prelude will help you in storing all the log files in one place. They are using IDMEF technology for doing this. You can also easily filter, alert, correlate and analyze your data. The paid version of this tool is amazing. If you are looking for good performance, then you should buy a commercial performance.
Splunk Enterprise Security
It is one of the most popular SIEM tools in the security world. The best thing about this software is that they have a strong analytics mechanism. You can use it for monitoring your network in real-time. It will check your network for vulnerabilities in real-time. You can also change the alert settings according to your needs. The UI of this software is simple. Thus, you can easily check the threats. It is one of the best software for monitoring your network.
Cybersecurity tools are becoming more important with time. They will help you in protecting your organization from attackers. If you want to protect your organization from hackers, then these tools are very important for you. Hackers are always looking for vulnerable networks. Hence, you should ensure that all the vulnerabilities are fixed in your network. These SIEM tools will help you in identifying cyberattacks. Thus, you can easily deal with these attacks. These tools will monitor your network in real-time. If you need more security tips, then you can contact Bleuwire.