ITIL 4 Reference Guide

Applied ITIL 4 Principles in Lab Environment
Demonstrating professional service management practices in cybersecurity lab documentation


🎯 ITIL 4 Guiding Principles

1. Focus on Value

2. Start Where You Are

3. Progress Iteratively with Feedback

4. Collaborate and Promote Visibility

5. Think and Work Holistically

6. Keep It Simple and Practical

7. Optimize and Automate


📋 ITIL 4 Service Value Chain

Plan

Improve

Engage

Design & Transition

Obtain/Build

Deliver & Support


🔄 ITIL 4 Practices (Security-Focused)

General Management Practices

| Practice | Security Application | Lab Documentation | |———-|———————|——————-| | Architecture Management | Security architecture design | Network diagrams, security zones | | Continual Improvement | Security posture enhancement | Metrics, recommendations | | Information Security | Core security controls | Policies, procedures, controls matrix | | Knowledge Management | Security documentation | Knowledge base, lessons learned | | Monitoring and Event | Security monitoring | SIEM configurations, alert procedures | | Portfolio Management | Security project prioritization | Project roadmaps, resource allocation | | Risk Management | Cybersecurity risk assessment | Risk registers, mitigation plans |

Service Management Practices

| Practice | Security Application | Lab Documentation | |———-|———————|——————-| | Availability Management | Security service uptime | SLA metrics, availability reports | | Business Analysis | Security requirements gathering | Requirements documents, use cases | | Capacity Management | Security tool performance | Capacity planning, scaling procedures | | Change Enablement | Security change management | Change procedures, approval workflows | | Incident Management | Security incident response | Incident procedures, escalation matrix | | Problem Management | Root cause analysis | Problem records, knowledge articles | | Service Desk | Security support operations | Ticket procedures, knowledge base |

Technical Management Practices

| Practice | Security Application | Lab Documentation | |———-|———————|——————-| | Deployment Management | Secure deployment practices | Deployment guides, security checks | | Infrastructure Management | Security infrastructure | Configuration guides, hardening procedures | | Software Development | Secure coding practices | Code reviews, security testing |


📊 Key Performance Indicators (KPIs)

Security Metrics Aligned with ITIL 4


🛠 Lab Implementation Checklist

Documentation Standards

ITIL 4 Alignment

Professional Presentation


📚 Quick Reference Commands

Common Security Operations

# Log analysis
tail -f /var/log/auth.log | grep -i failed

# Network monitoring
netstat -tuln | grep LISTEN

# Process monitoring
ps aux | grep -E "(suspicious|unknown)"

# File integrity
find /etc -type f -mtime -1

Documentation Templates


This reference guide demonstrates the application of ITIL 4 principles in cybersecurity lab environments, ensuring professional documentation and service management practices.

Last Updated: July 24, 2025
Version: 1.0
Author: Steven Loucks - WGU BSCSIA Program