Infrastructure Security: First Line of Defense

Duration : 1 Day

© AFI par Edgenda inc.

This course focuses on hardening IT infrastructure, covering system administration best practices, patch management, and incident response. Participants will learn how to defend infrastructure as the first line of cybersecurity.

Audience

System administrators, IT operations staff, and network administrators.

Prerequisites

• Experience managing IT systems (Windows/Linux)
• Familiarity with networking basics

Objectives

• Harden servers, endpoints, and networks
• Implement effective patch and access management
• Monitor and detect threats with logging tools
• Respond effectively to incidents

Contents

Module 1: Fundamentals of Infrastructure Security

• Threat landscape for system administrators
• Defense-in-depth principles
• Role of infrastructure in organizational resilience

Module 2: Hardening Systems and Networks

• Patching and vulnerability management
• Network segmentation and firewalls
• Identity and access management

Module 3: Monitoring and Detection

• Logging and SIEM fundamentals
• Detecting suspicious activities
• Use of intrusion detection/prevention systems

Module 4: Incident Response for Administrators

• Steps in incident response
• Containment, eradication, recovery
• Communication and escalation

Related courses

Course material

• Ransomware Defense and Recovery
• Zero Trust Architecture

System hardening guides and security tools documentation provided.