The tutorial from Coralogix provides an in-depth overview of modern Security Information and Event Management (SIEM) systems, highlighting their essential role in enterprise security by integrating various security tools for a comprehensive IT security view. Key capabilities of a robust SIEM include effective data collection and management from multiple hosts, advanced analytics employing machine learning and predictive data mining to identify security breaches, and the ability to detect and respond to advanced threats in real time. These systems also support incident response by automating threat detection and response processes, leveraging Security Orchestration, Automation, and Response (SOAR) technology to handle time-consuming tasks, and ensuring the security team can focus on critical threats. Additionally, SIEM tools serve as a central monitoring hub for security operations centers, automating routine tasks and offering a user-friendly dashboard to track and assess security incidents. The tutorial emphasizes the importance of choosing a SIEM provider with these capabilities to effectively protect an organization's digital environment.