Splunk
Blue Team 5 commands

Splunk

Platform for searching, monitoring, and analyzing machine-generated data. Industry leader in SIEM and security analytics.

siemmonitoringlog-analysisdetection
Official docs

Installation

# Download from splunk.com
# Splunk Free available for up to 500MB/day
# Docker: docker run -d -p 8000:8000 splunk/splunk

Commands & usage

5 entries
  • index=main sourcetype=syslog

    Search syslog events

  • | stats count by src_ip

    Count events by source IP

  • | where status>=400

    Filter error responses

  • | timechart count by action

    Time-based visualization

  • | table _time, src_ip, dest_ip, action

    Create result table

Use cases

SIEM operationsLog analysisThreat detectionIncident investigationSecurity monitoring