SIEM Fundamentals (Splunk, ELK)

Summary

Security Information and Event Management systems aggregate logs from across an organization into one searchable platform — the core tool a SOC analyst uses daily to investigate and correlate events.

• 1Explore a free or trial SIEM instance (like Splunk's free tier) with sample data.
• 2Practice writing a basic search query to find events matching a specific pattern.
• 3Learn why centralizing logs from many sources is essential for spotting cross-system attack patterns.