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© 2026 EpochZero Learn. Educational content for learning purposes.

Course Instructor: Ashish Revar

All articles
cloud-securitySIEMSOARSecurity-Lake

SIEM, SOAR & Security Orchestration in Cloud Environments

A Security Information and Event Management (SIEM) system aggregates logs from all cloud sources for correlation and threat detection. SOAR (Security Orchestration, Automation, and Response) automates the playbook execution when threats are detected. This article covers both in the cloud context.

Ashish Revar3 July 202618 min read1 views

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Reference material

eBook
Cloud Security — eBook
v2026
Open resource
Cheatsheet
Cloud Security — Cheatsheet
v2026
Open resource
MCQ Bank
Cloud Security — MCQ Bank
v2026
Open resource
Question Bank
Cloud Security — Question Bank
v2026
Open resource

External references

AWS Security Lake Documentation

AWS Security Lake user guide covering OCSF schema, sources, and Athena integration.

Microsoft Sentinel Documentation

Microsoft Sentinel cloud-native SIEM documentation including KQL and playbook authoring.

OCSF (Open Cybersecurity Schema Framework)

OCSF interactive schema browser used by AWS Security Lake and multiple SIEM vendors.

Palo Alto Cortex XSOAR Documentation

XSOAR SOAR platform documentation for playbook design and integration development.

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