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What is SIEM and Its Types

Today, cybersecurity threats are on the rise, making security measures increasingly vital for companies. To cope with these threats and detect security vulnerabilities, organizations need Security Information and Event Management (SIEM) solutions. But what is SIEM and what are its types? Here are the details:

What is SIEM?

SIEM is a software category used to monitor, analyze, and report on security events in an organization’s computer systems. SIEM solutions collect log data from network security devices, servers, applications, and other sources and consolidate this data in a central location. They then analyze this data to detect abnormal activities and provide appropriate interventions or alerts.

Types of SIEM

  1. Traditional SIEM Solutions: Traditional SIEM solutions bring together basic features like log management, event management, and security information management. These solutions are typically offered as hardware and software hosted in organizations’ own infrastructures or data centers. Traditional SIEM solutions may be suitable for large-scale enterprises but can come with challenges like high cost and complexity.
  2. Cloud-Based SIEM Solutions: Cloud-based SIEM solutions provide security information and event management using cloud computing infrastructure. These solutions operate on a platform hosted by a service provider, eliminating the need for organizations to build their infrastructure. Cloud-based SIEM solutions offer advantages like scalability, flexibility, and low initial cost.
  3. Managed SIEM Services: Managed SIEM services allow organizations to turn to an external service provider to monitor and manage security events. These services are typically supported by expert security analysts and provide all the functionalities needed to monitor, detect, and respond to threats in the customer’s security infrastructure. Managed SIEM services are ideal for small and medium-sized businesses that lack internal resources or want to outsource SIEM operations to external vendors.

SIEM solutions help organizations protect against cybersecurity threats and effectively manage security events. Traditional, cloud-based, and managed SIEM solutions offer options tailored to the needs and resources of different businesses. Each comes with its own advantages and disadvantages and is an important factor to consider when forming security strategies.