Joe Edward Franzen

The OSI Model and Encapsulation Demystified: A Network+ Deep Dive with Real-World War Stories

How to Install or Replace a Power Supply: Field-Proven Tips for CompTIA A+ Success

Privacy and Sensitive Data Concepts for CompTIA Security+: What Every Security+ Candidate Needs to Know (and Why It Matters in Real Life)

Applying Application Installation & Configuration Concepts: The Real-World, Exam-Ready Guide for CompTIA A+ Techs

Linux Desktop Essentials for CompTIA A+ (220-1102): A Real-World Guide for New IT Pros

The Art of Implementing Security Concepts in Enterprise Environments