Beginner's Guide to Operating System Security for Aspiring Cybersecurity Analysts (Windows & Linux)

Master fundamental OS security principles, user and access management, and essential security configurations for both Windows and Linux to effectively monitor and respond to cyber threats.
...

Foundational OS Security Principles and Access Control

Unit 1: Core OS Security Concepts

Unit 2: User and Group Management Fundamentals

Unit 3: Access Control and Permissions

OS Security Hardening, Logging, and Vulnerability Management

Unit 1: Hardening Windows Security

Unit 2: Hardening Linux Security

Unit 3: Monitoring and Maintaining OS Security