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Tutorials

Step-by-step tutorials for SOC analysts: log analysis, KQL and Sigma, SIEM and XDR investigation, and hands-on alert triage you can practice on SOCSimulator.

Person at a MacBook Pro with a messaging app open in a cafe, simultaneously scrolling on a smartphone, iced drink on the table
Tutorials

Phishing Email Examples: 15 Analyzed by a SOC Analyst

Phishing email examples analyzed with real analyst eyes: red flags, header tells, and the patterns every security-aware person should recognize.

Astrid LindqvistJun 10, 202622 min read

Silhouetted figures standing inside a dark immersive installation with cascading blue-white data lights falling like rain around them
Tutorials

SIEM Use Cases: 10 Every SOC Runs (With Detection Logic)

SIEM use cases explained with detection logic sketches, data sources, and tuning notes for the 10 detections every SOC team operates.

Astrid LindqvistMay 31, 202617 min read

Windows Security event log entries displayed in a SIEM console, showing event IDs for authentication and process activity
Tutorials

Windows Event IDs & Codes Cheat Sheet: The 31 That Matter

The 31 Windows event IDs and codes SOC analysts triage most: logon, Kerberos, process, services, Sysmon, log clearing, plus detection pages for 12 of them.

Astrid LindqvistMay 14, 202617 min read

Network traffic analysis dashboard showing TCP and UDP port connections, firewall logs, and protocol distribution for SOC triage
Tutorials

Common Port Numbers Cheat Sheet: 42 Ports for SOC Triage

The 42 TCP/UDP port numbers SOC analysts read in firewall logs and SIEM alerts, what each one means in triage, and a printable cheat sheet image to save.

Astrid LindqvistMay 11, 202621 min read

Wax-sealed envelope beside a magnifying glass on a dark surface with a glowing phishing hook and orange code overlay in the background
Tutorials

How to Analyze a Phishing Email: SOC Walkthrough

A step-by-step SOC workflow to analyze a phishing email: safe handling, header forensics, URL and attachment triage, and a documented verdict.

Astrid LindqvistMay 5, 202617 min read

Close-up of a dark SIEM dashboard on a widescreen monitor, rows of alerts highlighted in orange, gloved hands at the keyboard
Tutorials

Alert Triage: Real Threats vs False Positives

Alert triage is the core SOC skill. Learn the framework analysts use to assess severity, confirm IOCs, and separate real threats from false positives.

Astrid LindqvistApr 29, 202613 min read