The requirement for monitoring, identifying harmful behaviors, and preventing or notifying of these activities is growing quickly as the number of malicious insider and external attacks rises. The threat landscape is constantly changing, making strong security monitoring and detection solutions essential. Security Information and Event Management (SIEM) and Cloud Access Security Broker (CASB) are two essential technologies that support this effort. While they both aim to improve security visibility and posture, their scopes and functionality are different. Let’s examine their similarities and differences, recognize the advantages of each, and see how these two approaches might be combined to improve the security infrastructure of an organization.
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Similarities Between SIEM and CASB
- Centralized security management capabilities: Centralized security management capabilities are provided by both CASB and SIEM, respectively. Security event logs and data from many sources, including network devices, servers, and apps, are gathered and analyzed by SIEM solutions. The same is true for CASB systems, which offer centralized visibility and control over user activities, data, and cloud application usage across many cloud service providers.
- Identify threats using information and analytics: Both SIEM and CASB solutions help in threat detection using dynamic content and intelligence. To find trends and abnormalities suggestive of possible security incidents, SIEM systems use advanced analytics and correlation techniques. Cloud usage is tracked by CASB systems, which also spot unusual activity and send out alerts for possible threats or rule violations.
- Enable incident response: The Security Orchestration, Automation, and Response (SOAR) system or Incident management can use the incidents and detection produced by SIEM and CASB.
Comparison of SIEM and CASB
- Focus and Scope: On-premises infrastructure and network securit
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