SIEM Platforms (Splunk / Elastic / Sentinel)

What is SIEM Platforms (Splunk / Elastic / Sentinel)?

SIEM platforms (Splunk, Elastic, Microsoft Sentinel, etc.) centralize logs for search, correlation, and alerting.

Detect, investigate, and report using aggregated telemetry — product choice varies by org.

Official website: SIEM Platforms (Splunk / Elastic / Sentinel) · Documentation

When do you use it?

• Investigate auth failures, malware callbacks, or policy violations across many hosts.
• Build detections mapped to ATT&CK.

Who uses it?

• DFIR analysts
• SOC / blue team
• Malware analysts

How do you use it? (typical flow)

1. Install SIEM Platforms (Splunk / Elastic / Sentinel) using the steps below (prefer Kali package or official installer).
2. Confirm you have authorization for the target (lab VM, own system, or written scope).
3. Run --help / man (or the Help section) to see current flags for your version.
4. Start with a safe example from Basic commands against localhost or an authorized lab target.
5. Record what you ran, what you observed, and any follow-up (filter, report, remediation).

Help & manual (like man / --help)

Every serious tool has a built-in way to look up flags. Learn these first so you are not stuck memorizing every option.

1. 1. Elastic docs

   https://www.elastic.co/security

2. 2. Concept

   Practice searches against sample logs in your lab SIEM.

1. Installation

2. Basic commands

1. 1. Safe example against your own lab data or localhost

   index=auth action=failure | stats count by src_ip

   Safe example against your own lab data or localhost

2. 2. List all options

   --help / -h

   List all options

Options / flags

5. Useful features

• Core workflow and interface
• Reading and interpreting output
• Key configuration options
• Integrating into a professional workflow

6. Practical examples

1. Example 1: Safe example against your own lab data or localhost

   index=auth action=failure | stats count by src_ip

   Safe example against your own lab data or localhost

2. Example 2: List all options

   --help / -h

   List all options

7. Important notes

• SIEM Platforms (Splunk / Elastic / Sentinel) is used by professionals for legitimate defense, testing and research.
• Authorized targets only — labs, systems you own, or written permission.
• Prefer reading --help / man / official docs for your installed version; flags change over time.